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Dell Command Line Reference Guide for the
S6100–ON System
9.14.2.4
Notes, cautions, and warnings
NOTE: A NOTE indicates important information that helps you make better use of your product.
CAUTION: A CAUTION indicates either potential damage to hardware or loss of data and tells you how to avoid the
problem.
WARNING: A WARNING indicates a potential for property damage, personal injury, or death.
© 2019 Dell Inc. or its subsidiaries. All rights reserved. Dell, EMC, and other trademarks are trademarks of Dell Inc. or its subsidiaries.
Other trademarks may be trademarks of their respective owners.
2019 - 11
Rev. A00
1 About this Guide......................................................................................................................... 40
Objectives.............................................................................................................................................................................40
Audience............................................................................................................................................................................... 40
Conventions......................................................................................................................................................................... 40
Information Icons.................................................................................................................................................................40
2 CLI Basics..................................................................................................................................42
Accessing the Command Line............................................................................................................................................42
Multiple Configuration Users..............................................................................................................................................42
Obtaining Help..................................................................................................................................................................... 43
Navigating the CLI...............................................................................................................................................................44
Using the no Command...................................................................................................................................................... 44
Filtering show Commands..................................................................................................................................................45
Enabling Software Features on Devices Using a Command Option.............................................................................45
feature vrf.......................................................................................................................................................................46
show feature.................................................................................................................................................................. 46
Command Modes................................................................................................................................................................ 47
3 File Management........................................................................................................................55
boot system......................................................................................................................................................................... 55
cd...........................................................................................................................................................................................56
copy.......................................................................................................................................................................................57
delete.................................................................................................................................................................................... 59
dir...........................................................................................................................................................................................60
format................................................................................................................................................................................... 62
fsck flash.............................................................................................................................................................................. 62
mkdir......................................................................................................................................................................................63
mount nfs............................................................................................................................................................................. 64
rmdir...................................................................................................................................................................................... 64
upgrade system................................................................................................................................................................... 65
rename.................................................................................................................................................................................. 67
show boot system............................................................................................................................................................... 68
show bootvar....................................................................................................................................................................... 69
show file-systems................................................................................................................................................................69
show os-version...................................................................................................................................................................70
show running-config............................................................................................................................................................72
show startup-config............................................................................................................................................................76
show version........................................................................................................................................................................ 76
upgrade boot........................................................................................................................................................................78
verify.................................................................................................................................................................................... 79
4 Control and Monitoring............................................................................................................... 81
alias.........................................................................................................................................................................................81
banner exec..........................................................................................................................................................................82
Contents
Contents 3
banner login..........................................................................................................................................................................83
banner motd.........................................................................................................................................................................85
boot-type..............................................................................................................................................................................85
cam-acl................................................................................................................................................................................. 86
clear average-power........................................................................................................................................................... 87
clear line................................................................................................................................................................................88
configure...............................................................................................................................................................................89
disable................................................................................................................................................................................... 90
do...........................................................................................................................................................................................90
enable.....................................................................................................................................................................................91
enable cpu-clock-monitor...................................................................................................................................................92
enable optic-info-update interval...................................................................................................................................... 93
end.........................................................................................................................................................................................93
exec-timeout........................................................................................................................................................................94
exit.........................................................................................................................................................................................95
ftp-server enable.................................................................................................................................................................96
ftp-server topdir.................................................................................................................................................................. 97
ftp-server username........................................................................................................................................................... 98
hostname..............................................................................................................................................................................99
ip ftp password.................................................................................................................................................................. 100
ip ftp source-interface....................................................................................................................................................... 101
ip tftp vrf.............................................................................................................................................................................102
ip ftp username.................................................................................................................................................................. 102
ip ftp vrf.............................................................................................................................................................................. 103
ip telnet server enable....................................................................................................................................................... 104
ip telnet server vrf............................................................................................................................................................. 105
ip telnet source-interface................................................................................................................................................. 105
ip tftp vrf.............................................................................................................................................................................107
line........................................................................................................................................................................................ 107
logging disable-syslog snmp auth-failure........................................................................................................................ 108
login concurrent-session...................................................................................................................................................109
login statistics......................................................................................................................................................................110
motd-banner........................................................................................................................................................................ 111
ping....................................................................................................................................................................................... 112
reload....................................................................................................................................................................................115
reload-type.......................................................................................................................................................................... 116
send...................................................................................................................................................................................... 117
service timestamps.............................................................................................................................................................118
show alias.............................................................................................................................................................................119
show alarms........................................................................................................................................................................120
show cpu-traffic-stats....................................................................................................................................................... 121
show debugging................................................................................................................................................................. 122
show environment............................................................................................................................................................. 123
show inventory...................................................................................................................................................................125
show login statistics...........................................................................................................................................................127
show memory..................................................................................................................................................................... 129
show processes cpu.......................................................................................................................................................... 130
show processes ipc flow-control..................................................................................................................................... 132
show processes memory...................................................................................................................................................134
show reload-type............................................................................................................................................................... 136
4
Contents
show reset-reason............................................................................................................................................................. 136
show software ifm............................................................................................................................................................. 138
show system.......................................................................................................................................................................139
show tech-support............................................................................................................................................................. 141
ssh-peer-stack-unit........................................................................................................................................................... 144
stack-unit location-led.......................................................................................................................................................144
telnet....................................................................................................................................................................................145
telnet-peer-stack-unit.......................................................................................................................................................146
terminal length....................................................................................................................................................................147
traceroute........................................................................................................................................................................... 148
undebug all..........................................................................................................................................................................149
warmboot-failure-action................................................................................................................................................... 150
write.....................................................................................................................................................................................150
5 802.1X......................................................................................................................................152
debug dot1x........................................................................................................................................................................ 153
dot1x auth-fail-vlan............................................................................................................................................................ 153
dot1x auth-server...............................................................................................................................................................154
dot1x auth-type mab-only.................................................................................................................................................155
dot1x authentication (Configuration).............................................................................................................................. 156
dot1x authentication (Interface)...................................................................................................................................... 157
dot1x critical-vlan............................................................................................................................................................... 157
dot1x guest-vlan.................................................................................................................................................................158
dot1x host-mode................................................................................................................................................................ 159
mac...................................................................................................................................................................................... 160
dot1x mac-auth-bypass......................................................................................................................................................161
dot1x max-eap-req.............................................................................................................................................................162
dot1x max-supplicants.......................................................................................................................................................162
dot1x port-control.............................................................................................................................................................. 163
dot1x profile........................................................................................................................................................................ 164
dot1x quiet-period.............................................................................................................................................................. 164
dot1x reauthentication.......................................................................................................................................................165
dot1x reauth-max...............................................................................................................................................................166
dot1x server-timeout......................................................................................................................................................... 167
dot1x static-mab................................................................................................................................................................ 168
dot1x supplicant-timeout...................................................................................................................................................169
dot1x tx-period................................................................................................................................................................... 169
show dot1x cos-mapping interface..................................................................................................................................170
show dot1x interface..........................................................................................................................................................172
show dot1x profile.............................................................................................................................................................. 174
6 Access Control Lists (ACL)........................................................................................................ 175
Commands Common to all ACL Types............................................................................................................................176
remark............................................................................................................................................................................176
show config...................................................................................................................................................................178
Common IP ACL Commands............................................................................................................................................178
aclrange profile-name.................................................................................................................................................. 179
access-class..................................................................................................................................................................179
clear counters ip access-group.................................................................................................................................. 180
Contents
5
feature acloptimized..................................................................................................................................................... 181
feature aclrange........................................................................................................................................................... 182
ip access-group............................................................................................................................................................ 182
ip control-plane egress-filter.......................................................................................................................................183
show aclrange...............................................................................................................................................................184
show ip accounting access-list...................................................................................................................................185
Standard IP ACL Commands............................................................................................................................................186
deny............................................................................................................................................................................... 186
ip access-list standard.................................................................................................................................................188
permit.............................................................................................................................................................................189
resequence access-list................................................................................................................................................ 190
seq.................................................................................................................................................................................. 191
Extended IP ACL Commands........................................................................................................................................... 193
deny............................................................................................................................................................................... 193
deny icmp......................................................................................................................................................................195
deny tcp.........................................................................................................................................................................197
deny udp.......................................................................................................................................................................200
ip access-list extended............................................................................................................................................... 203
permit............................................................................................................................................................................204
permit icmp.................................................................................................................................................................. 206
permit tcp..................................................................................................................................................................... 207
permit udp.....................................................................................................................................................................210
resequence access-list................................................................................................................................................ 213
seq..................................................................................................................................................................................214
Extended IPv6 ACL Commands.......................................................................................................................................217
deny................................................................................................................................................................................217
deny icmp...................................................................................................................................................................... 218
deny tcp.........................................................................................................................................................................219
deny udp........................................................................................................................................................................221
ipv6 access-list............................................................................................................................................................ 222
permit............................................................................................................................................................................223
permit tcp..................................................................................................................................................................... 224
permit udp.................................................................................................................................................................... 226
resequence access-list................................................................................................................................................227
seq.................................................................................................................................................................................228
Common MAC Access List Commands......................................................................................................................... 229
clear counters mac access-group............................................................................................................................. 229
mac access-group.......................................................................................................................................................230
show mac access-lists.................................................................................................................................................231
show mac accounting access-list..............................................................................................................................232
Standard MAC ACL Commands......................................................................................................................................233
deny...............................................................................................................................................................................234
mac access-list standard............................................................................................................................................235
permit............................................................................................................................................................................236
seq................................................................................................................................................................................. 237
Extended MAC ACL Commands.....................................................................................................................................238
deny...............................................................................................................................................................................239
mac access-list extended...........................................................................................................................................240
permit.............................................................................................................................................................................241
IP Prefix List Commands..................................................................................................................................................243
6
Contents
clear ip prefix-list......................................................................................................................................................... 243
deny...............................................................................................................................................................................244
ip prefix-list...................................................................................................................................................................245
seq.................................................................................................................................................................................246
show config.................................................................................................................................................................. 247
show ip prefix-list detail..............................................................................................................................................248
show ip prefix-list summary....................................................................................................................................... 248
Route Map Commands.....................................................................................................................................................249
continue........................................................................................................................................................................ 249
description.....................................................................................................................................................................251
match as-path.............................................................................................................................................................. 251
match community........................................................................................................................................................252
match interface........................................................................................................................................................... 253
match ip address......................................................................................................................................................... 254
match ip next-hop.......................................................................................................................................................255
match ip route-source................................................................................................................................................ 256
match metric................................................................................................................................................................257
match origin................................................................................................................................................................. 258
match route-type........................................................................................................................................................ 258
match tag..................................................................................................................................................................... 259
route-map.....................................................................................................................................................................260
set as-path....................................................................................................................................................................261
set automatic-tag........................................................................................................................................................262
set comm-list delete....................................................................................................................................................263
set community............................................................................................................................................................. 264
set level.........................................................................................................................................................................265
set local-preference.................................................................................................................................................... 266
set metric......................................................................................................................................................................267
set metric-type............................................................................................................................................................ 268
set next-hop.................................................................................................................................................................269
set origin....................................................................................................................................................................... 270
set tag...........................................................................................................................................................................270
set weight......................................................................................................................................................................271
show config.................................................................................................................................................................. 272
show route-map...........................................................................................................................................................273
deny (for Standard IP ACLs)........................................................................................................................................... 274
deny (for Extended IP ACLs)...........................................................................................................................................275
seq (for Standard IPv4 ACLs)......................................................................................................................................... 277
deny tcp (for Extended IP ACLs)....................................................................................................................................278
deny ether-type (for Extended MAC ACLs)................................................................................................................. 279
deny (for Standard MAC ACLs)......................................................................................................................................280
deny (for Extended MAC ACLs).....................................................................................................................................282
permit (for Standard IP ACLs)........................................................................................................................................ 283
permit arp (for Extended MAC ACLs)........................................................................................................................... 284
permit ether-type (for Extended MAC ACLs).............................................................................................................. 285
permit icmp (for Extended IP ACLs).............................................................................................................................. 286
permit udp (for Extended IP ACLs)................................................................................................................................288
permit (for Extended IP ACLs)........................................................................................................................................289
permit (for Standard MAC ACLs)....................................................................................................................................291
seq (for Standard MAC ACLs)........................................................................................................................................292
Contents
7
permit tcp (for Extended IP ACLs).................................................................................................................................293
seq arp (for Extended MAC ACLs)................................................................................................................................ 295
seq ether-type (for Extended MAC ACLs)................................................................................................................... 296
seq (for IP ACLs)...............................................................................................................................................................297
permit icmp (for IPv6 ACLs)........................................................................................................................................... 298
permit tcp (for IPv6 ACLs)..............................................................................................................................................300
permit udp (for IPv6 ACLs)............................................................................................................................................. 303
seq (for IPv6 ACLs)..........................................................................................................................................................304
permit (for IPv6 ACLs).....................................................................................................................................................307
deny arp (for Extended MAC ACLs).............................................................................................................................. 308
deny icmp (for Extended IPv6 ACLs)............................................................................................................................ 309
deny tcp (for IPv6 ACLs)..................................................................................................................................................312
deny udp (for Extended IP ACLs)....................................................................................................................................314
deny (for IPv6 ACLs)........................................................................................................................................................ 315
7 Bidirectional Forwarding Detection (BFD)................................................................................... 317
bfd all-neighbors.................................................................................................................................................................317
bfd disable...........................................................................................................................................................................319
bfd enable (Configuration)............................................................................................................................................... 319
bfd enable (Interface).......................................................................................................................................................320
bfd interval ........................................................................................................................................................................ 320
bfd protocol-liveness......................................................................................................................................................... 321
ip route bfd.........................................................................................................................................................................322
ip ospf bfd all-neighbors................................................................................................................................................... 323
ipv6 ospf bfd all-neighbors...............................................................................................................................................324
ipv6 route bfd.................................................................................................................................................................... 325
neighbor bfd.......................................................................................................................................................................326
neighbor bfd disable.......................................................................................................................................................... 327
show bfd neighbors...........................................................................................................................................................328
vrrp bfd................................................................................................................................................................................331
8 Border Gateway Protocol.......................................................................................................... 332
BGP IPv4 Commands....................................................................................................................................................... 332
address-family..............................................................................................................................................................332
aggregate-address...................................................................................................................................................... 333
bgp add-path................................................................................................................................................................334
bgp always-compare-med..........................................................................................................................................335
bgp asnotation............................................................................................................................................................. 336
bgp bestpath as-path ignore......................................................................................................................................337
bgp bestpath as-path multipath-relax...................................................................................................................... 337
bgp bestpath med confed..........................................................................................................................................338
bgp bestpath med missing-as-best...........................................................................................................................339
bgp bestpath router-id ignore....................................................................................................................................339
bgp client-to-client reflection.................................................................................................................................... 340
bgp cluster-id................................................................................................................................................................341
bgp confederation identifier.......................................................................................................................................342
bgp confederation peers.............................................................................................................................................343
bgp dampening............................................................................................................................................................ 343
bgp default local-preference......................................................................................................................................345
8
Contents
bgp dmzlink-bw........................................................................................................................................................... 345
bgp enforce-first-as....................................................................................................................................................346
bgp fast-external-fallover...........................................................................................................................................347
bgp four-octet-as-support.........................................................................................................................................347
bgp graceful-restart....................................................................................................................................................348
bgp non-deterministic-med........................................................................................................................................349
bgp outbound-optimization........................................................................................................................................350
bgp recursive-bgp-next-hop......................................................................................................................................350
bgp regex-eval-optz-disable.......................................................................................................................................351
bgp router-id................................................................................................................................................................ 352
clear ip bgp...................................................................................................................................................................353
clear ip bgp dampening...............................................................................................................................................354
clear ip bgp flap-statistics.......................................................................................................................................... 355
clear ip bgp peer-group.............................................................................................................................................. 356
debug ip bgp.................................................................................................................................................................357
debug ip bgp dampening............................................................................................................................................ 359
debug ip bgp events....................................................................................................................................................359
debug ip bgp keepalives............................................................................................................................................. 360
debug ip bgp notifications...........................................................................................................................................361
debug ip bgp soft-reconfiguration............................................................................................................................ 362
debug ip bgp updates................................................................................................................................................. 363
default-metric.............................................................................................................................................................. 364
deny bandwidth........................................................................................................................................................... 365
description....................................................................................................................................................................365
maximum-paths...........................................................................................................................................................366
neighbor activate.........................................................................................................................................................367
neighbor add-path.......................................................................................................................................................368
neighbor advertisement-interval............................................................................................................................... 369
neighbor advertisement-start....................................................................................................................................370
neighbor allowas-in.......................................................................................................................................................371
neighbor default-originate...........................................................................................................................................371
neighbor description....................................................................................................................................................372
neighbor distribute-list................................................................................................................................................ 373
neighbor ebgp-multihop..............................................................................................................................................374
neighbor fall-over.........................................................................................................................................................375
neighbor local-as..........................................................................................................................................................376
neighbor maximum-prefix...........................................................................................................................................377
neighbor password...................................................................................................................................................... 378
neighbor peer-group (assigning peers).................................................................................................................... 379
neighbor peer-group (creating group)..................................................................................................................... 380
neighbor peer-group passive...................................................................................................................................... 381
neighbor remote-as.....................................................................................................................................................382
neighbor remove-private-as.......................................................................................................................................383
neighbor route-map.................................................................................................................................................... 384
neighbor route-reflector-client..................................................................................................................................385
neighbor send-community..........................................................................................................................................386
neighbor shutdown..................................................................................................................................................... 386
neighbor soft-reconfiguration inbound..................................................................................................................... 387
neighbor timers............................................................................................................................................................388
neighbor timers extended...........................................................................................................................................389
Contents
9
neighbor update-source............................................................................................................................................. 390
neighbor weight............................................................................................................................................................391
network.........................................................................................................................................................................392
network backdoor....................................................................................................................................................... 393
permit bandwidth........................................................................................................................................................ 394
redistribute................................................................................................................................................................... 394
redistribute ospf.......................................................................................................................................................... 395
router bgp.....................................................................................................................................................................396
shutdown all................................................................................................................................................................. 397
shutdown address-family-ipv4–multicast................................................................................................................398
shutdown address-family-ipv4–unicast................................................................................................................... 398
shutdown address-family-ipv6–unicast................................................................................................................... 398
set extcommunity bandwidth.................................................................................................................................... 399
show capture bgp-pdu neighbor...............................................................................................................................399
show config..................................................................................................................................................................400
show ip bgp...................................................................................................................................................................401
show ip bgp cluster-list...............................................................................................................................................405
show ip bgp community............................................................................................................................................. 406
show ip bgp community-list....................................................................................................................................... 408
show ip bgp dampened-paths....................................................................................................................................410
show ip bgp detail......................................................................................................................................................... 411
show ip bgp extcommunity-list.................................................................................................................................. 412
show ip bgp filter-list................................................................................................................................................... 414
show ip bgp flap-statistics..........................................................................................................................................415
show ip bgp inconsistent-as....................................................................................................................................... 417
show ip bgp neighbors.................................................................................................................................................418
show ip bgp next-hop................................................................................................................................................. 422
show ip bgp paths....................................................................................................................................................... 423
show ip bgp paths community...................................................................................................................................424
show ip bgp peer-group............................................................................................................................................. 425
show ip bgp regexp..................................................................................................................................................... 427
show ip bgp summary................................................................................................................................................. 428
show running-config bgp........................................................................................................................................... 430
timers bgp..................................................................................................................................................................... 431
timers bgp extended................................................................................................................................................... 432
MBGP Commands............................................................................................................................................................ 432
debug ip bgp dampening............................................................................................................................................ 433
distance bgp.................................................................................................................................................................434
neighbor auto-local-address.......................................................................................................................................434
show ip bgp dampened-paths................................................................................................................................... 435
9 Content Addressable Memory (CAM)......................................................................................... 437
cam-acl (Configuration)................................................................................................................................................... 437
cam-acl-egress..................................................................................................................................................................439
cam-optimization...............................................................................................................................................................440
cam-sharing........................................................................................................................................................................ 441
cam-threshold....................................................................................................................................................................442
feature ipv6acloptimized.................................................................................................................................................. 442
show cam-acl.....................................................................................................................................................................443
show cam-sharing.............................................................................................................................................................444
10
Contents
show cam-usage............................................................................................................................................................... 445
test cam-usage..................................................................................................................................................................446
Unified Forwarding Table Modes.....................................................................................................................................447
hardware forwarding-table mode..............................................................................................................................448
show hardware forwarding-table mode................................................................................................................... 448
10 Control Plane Policing (CoPP)................................................................................................. 450
control-plane-cpuqos....................................................................................................................................................... 450
cpu-protocol-group........................................................................................................................................................... 451
copp-profile.........................................................................................................................................................................451
cpu-queue...........................................................................................................................................................................451
copp-policy.........................................................................................................................................................................452
protocol-list........................................................................................................................................................................453
queue-length......................................................................................................................................................................453
service-policy rate-limit-cpu-queues.............................................................................................................................. 454
service-policy rate-limit-protocols.................................................................................................................................. 454
show cpu-queue rate cp.................................................................................................................................................. 455
show ip protocol-queue-mapping................................................................................................................................... 456
show ipv6 protocol-queue-mapping...............................................................................................................................457
show mac protocol-queue-mapping...............................................................................................................................458
show running-config copp-profile...................................................................................................................................459
show running-config cpu-protocol-group......................................................................................................................459
11 Data Center Bridging (DCB)..................................................................................................... 460
DCB Command..................................................................................................................................................................460
dcb-enable....................................................................................................................................................................460
PFC Commands................................................................................................................................................................. 461
clear hardware pfc-nodrop-priority........................................................................................................................... 461
clear pfc counters....................................................................................................................................................... 462
pfc-asymmetric............................................................................................................................................................462
pfc-nodrop-priority l2-dlf drop.................................................................................................................................. 463
pfc no-drop queues.....................................................................................................................................................463
pfc priority.................................................................................................................................................................... 464
show dcb...................................................................................................................................................................... 465
show hardware pfc-nodrop-priority..........................................................................................................................465
show interface pfc...................................................................................................................................................... 466
show interface pfc statistics......................................................................................................................................469
ETS Commands.................................................................................................................................................................470
dcb-enable....................................................................................................................................................................470
clear ets counters.........................................................................................................................................................471
show interface ets........................................................................................................................................................471
DCBX Commands..............................................................................................................................................................473
advertise dcbx-tlv........................................................................................................................................................473
dcbx port-role.............................................................................................................................................................. 474
dcbx version................................................................................................................................................................. 475
debug dcbx...................................................................................................................................................................475
fcoe priority-bits.......................................................................................................................................................... 476
iscsi priority-bits........................................................................................................................................................... 477
show interface dcbx detail..........................................................................................................................................477
Contents
11
dcb-map............................................................................................................................................................................. 480
priority-pgid.........................................................................................................................................................................481
priority-group bandwidth pfc............................................................................................................................................481
dcb-map stack-unit all stack-ports all............................................................................................................................ 482
dcb pfc-shared-buffer-size..............................................................................................................................................483
dcb pfc-headroom-buffer-size........................................................................................................................................483
dcb-buffer-threshold .......................................................................................................................................................484
priority.................................................................................................................................................................................485
dcb-policy buffer-threshold (Interface Configuration)................................................................................................ 486
dcb pfc-total-buffer-size..................................................................................................................................................487
show running-config dcb-buffer-threshold................................................................................................................... 488
dcb pfc-queues................................................................................................................................................................. 489
dcb {ets | pfc} enable.......................................................................................................................................................490
12 Debugging and Diagnostics.......................................................................................................491
Diagnostics and Monitoring Commands......................................................................................................................... 491
logging coredump stack-unit...................................................................................................................................... 491
Offline Diagnostic Commands......................................................................................................................................... 492
diag stack-unit............................................................................................................................................................. 492
offline stack-unit..........................................................................................................................................................493
online stack-unit.......................................................................................................................................................... 494
Hardware Commands.......................................................................................................................................................495
clear hardware stack-unit.......................................................................................................................................... 495
clear hardware system-flow...................................................................................................................................... 496
clear hardware vlan-counters....................................................................................................................................496
hardware watchdog.................................................................................................................................................... 497
show hardware mac....................................................................................................................................................497
show hardware ip........................................................................................................................................................ 498
show hardware stack-unit..........................................................................................................................................499
show hardware stack-unit buffer..............................................................................................................................504
show hardware buffer headroom-pool.....................................................................................................................506
show hardware buffer service-pool..........................................................................................................................507
show hardware buffer-stats-snapshot.................................................................................................................... 508
show hardware counters interface ............................................................................................................................511
show hardware drops..................................................................................................................................................512
show hardware system-flow...................................................................................................................................... 515
show hardware vlan-counters....................................................................................................................................516
show hardware stack-unit buffer-stats-snapshot ..................................................................................................517
show hardware stack-unit buffer-stats-snapshot (Total Buffer Information).................................................... 518
13 Dynamic Host Configuration Protocol (DHCP)...........................................................................520
Commands to Configure the System to be a DHCP Server.......................................................................................520
clear ip dhcp.................................................................................................................................................................520
debug ip dhcp server................................................................................................................................................... 521
debug ipv6 dhcp ..........................................................................................................................................................521
default-router...............................................................................................................................................................522
disable........................................................................................................................................................................... 523
dns-server.................................................................................................................................................................... 523
domain-name............................................................................................................................................................... 524
12
Contents
excluded-address........................................................................................................................................................ 525
hardware-address....................................................................................................................................................... 525
host-address................................................................................................................................................................ 526
ip dhcp server.............................................................................................................................................................. 526
lease.............................................................................................................................................................................. 527
netbios-name-server...................................................................................................................................................528
netbios-node-type.......................................................................................................................................................528
network.........................................................................................................................................................................529
pool................................................................................................................................................................................530
show ip dhcp binding.................................................................................................................................................. 530
show ip dhcp configuration.........................................................................................................................................531
show ip dhcp conflict..................................................................................................................................................532
show ip dhcp server....................................................................................................................................................533
Commands to Configure Secure DHCP.........................................................................................................................533
arp inspection...............................................................................................................................................................533
arp inspection-limit......................................................................................................................................................534
arp inspection-trust.....................................................................................................................................................534
clear ip dhcp snooping................................................................................................................................................535
clear ipv6 dhcp snooping binding.............................................................................................................................. 536
ip dhcp relay................................................................................................................................................................. 537
ip dhcp snooping..........................................................................................................................................................538
ipv6 dhcp snooping..................................................................................................................................................... 539
ipv6 dhcp snooping vlan.............................................................................................................................................539
ip dhcp snooping binding............................................................................................................................................540
IPv6 DHCP Snooping Binding.....................................................................................................................................541
ip dhcp snooping database.........................................................................................................................................542
ipv6 dhcp snooping database write-delay................................................................................................................542
ip dhcp snooping database renew.............................................................................................................................543
ipv6 dhcp snooping database renew........................................................................................................................ 544
ip dhcp snooping trust................................................................................................................................................ 544
ipv6 dhcp snooping trust............................................................................................................................................545
ip dhcp source-address-validation............................................................................................................................ 545
ip dhcp relay information-option............................................................................................................................... 546
ip dhcp relay source-interface................................................................................................................................... 547
ipv6 dhcp relay source-interface...............................................................................................................................548
ip dhcp snooping verify mac-address.......................................................................................................................549
ipv6 dhcp snooping verify mac-address...................................................................................................................549
ip helper-address.........................................................................................................................................................550
ipv6 helper-address.................................................................................................................................................... 550
show ip dhcp snooping................................................................................................................................................551
show ipv6 dhcp snooping...........................................................................................................................................553
Commands to Configure DNS ........................................................................................................................................554
ip name-server.............................................................................................................................................................554
ip domain-name...........................................................................................................................................................555
ip domain-list................................................................................................................................................................556
ip host........................................................................................................................................................................... 556
clear host......................................................................................................................................................................557
14 Equal Cost Multi-Path (ECMP)................................................................................................ 558
ecmp-group....................................................................................................................................................................... 558
Contents
13
hash-algorithm...................................................................................................................................................................559
ip ecmp-group.................................................................................................................................................................... 561
ip ecmp weighted..............................................................................................................................................................562
link-bundle-distribution trigger-threshold...................................................................................................................... 563
link-bundle-monitor enable...............................................................................................................................................564
15 Flex Hash and Optimized Boot-Up............................................................................................ 565
load-balance ingress-port enable....................................................................................................................................565
load-balance flexhash....................................................................................................................................................... 566
lacp fast-switchover......................................................................................................................................................... 567
show issu clients................................................................................................................................................................567
show issu detail................................................................................................................................................................. 568
show issu status................................................................................................................................................................569
encapsulation dot1q.......................................................................................................................................................... 569
16 FIP Snooping.......................................................................................................................... 570
clear fip-snooping database interface vlan.................................................................................................................... 570
clear fip-snooping statistics............................................................................................................................................. 570
debug fip snooping.............................................................................................................................................................571
debug fip snooping rx........................................................................................................................................................572
feature fip-snooping..........................................................................................................................................................572
fip-snooping enable...........................................................................................................................................................573
fip-snooping fc-map..........................................................................................................................................................574
fip-snooping max-sessions-per-enodemac....................................................................................................................574
fip-snooping port-mode fcf............................................................................................................................................. 575
fip-snooping port-mode fcoe-trusted............................................................................................................................ 575
show fip-snooping config.................................................................................................................................................576
show fip-snooping enode................................................................................................................................................. 576
show fip-snooping fcf.......................................................................................................................................................577
show fip-snooping statistics............................................................................................................................................ 578
show fip-snooping system................................................................................................................................................581
show fip-snooping vlan..................................................................................................................................................... 581
show fips status................................................................................................................................................................ 582
17 Force10 Resilient Ring Protocol (FRRP).................................................................................... 583
clear frrp.............................................................................................................................................................................583
debug frrp.......................................................................................................................................................................... 584
description..........................................................................................................................................................................585
disable.................................................................................................................................................................................586
interface............................................................................................................................................................................. 586
member-vlan......................................................................................................................................................................588
mode...................................................................................................................................................................................589
protocol frrp.......................................................................................................................................................................589
show frrp............................................................................................................................................................................590
timer....................................................................................................................................................................................593
18 GARP VLAN Registration (GVRP).............................................................................................594
clear gvrp statistics...........................................................................................................................................................595
debug gvrp.........................................................................................................................................................................596
14
Contents
disable................................................................................................................................................................................. 597
garp timers......................................................................................................................................................................... 597
gvrp enable........................................................................................................................................................................ 598
gvrp registration................................................................................................................................................................599
protocol gvrp..................................................................................................................................................................... 600
show config........................................................................................................................................................................ 601
show garp timers............................................................................................................................................................... 601
show gvrp.......................................................................................................................................................................... 602
show gvrp statistics..........................................................................................................................................................603
19 ICMP Message Types.............................................................................................................. 606
20 Internet Group Management Protocol (IGMP).......................................................................... 608
IGMP Commands..............................................................................................................................................................608
clear ip igmp groups....................................................................................................................................................608
debug ip igmp.............................................................................................................................................................. 609
ip igmp access-group.................................................................................................................................................. 610
ip igmp immediate-leave.............................................................................................................................................. 611
ip igmp last-member-query-interval.......................................................................................................................... 612
ip igmp query-interval.................................................................................................................................................. 613
ip igmp query-max-resp-time..................................................................................................................................... 614
ip igmp ssm-map.......................................................................................................................................................... 615
ip igmp version..............................................................................................................................................................615
show ip igmp groups....................................................................................................................................................616
show ip igmp interface................................................................................................................................................ 618
show ip igmp ssm-map...............................................................................................................................................620
IGMP Snooping Commands............................................................................................................................................. 621
clear ip igmp snooping groups................................................................................................................................... 622
debug ip igmp snooping..............................................................................................................................................623
ip igmp snooping enable............................................................................................................................................. 623
ip igmp snooping fast-leave....................................................................................................................................... 624
ip igmp snooping last-member-query-interval.........................................................................................................625
ip igmp snooping mrouter...........................................................................................................................................626
ip igmp snooping querier.............................................................................................................................................627
show ip igmp snooping groups.................................................................................................................................. 628
show ip igmp snooping mrouter................................................................................................................................ 629
21 Interfaces............................................................................................................................... 631
Basic Interface Commands...............................................................................................................................................631
clear counters............................................................................................................................................................... 631
clear dampening...........................................................................................................................................................633
dampening....................................................................................................................................................................634
description....................................................................................................................................................................635
default interface.......................................................................................................................................................... 636
encapsulation dot1q.....................................................................................................................................................637
errdisable recovery cause...........................................................................................................................................638
errdisable recovery interval........................................................................................................................................638
fec default.................................................................................................................................................................... 639
fec enable.....................................................................................................................................................................639
Contents
15
flowcontrol................................................................................................................................................................... 640
interface........................................................................................................................................................................643
interface group............................................................................................................................................................ 644
interface loopback.......................................................................................................................................................646
interface managementEthernet................................................................................................................................ 646
interface null.................................................................................................................................................................647
interface range.............................................................................................................................................................648
interface range macro (define).................................................................................................................................. 651
interface range macro name......................................................................................................................................653
interface vlan............................................................................................................................................................... 654
intf-type cr1 autoneg.................................................................................................................................................. 655
intf-type cr2 autoneg................................................................................................................................................. 655
intf-type cr4 autoneg................................................................................................................................................. 655
keepalive.......................................................................................................................................................................656
monitor interface......................................................................................................................................................... 657
mtu................................................................................................................................................................................659
negotiation auto........................................................................................................................................................... 661
no port-delay-restore (Interface Mode).................................................................................................................. 663
port-delay-restore (Configuration Mode)................................................................................................................663
portmode hybrid.......................................................................................................................................................... 664
rate-interval................................................................................................................................................................. 665
rate-interval (Configuration Mode).......................................................................................................................... 666
show config..................................................................................................................................................................667
show config (for speed)............................................................................................................................................. 667
show config (from INTERFACE RANGE mode)..................................................................................................... 668
show interfaces........................................................................................................................................................... 668
show interfaces configured........................................................................................................................................675
show interfaces dampening....................................................................................................................................... 676
show interfaces stack-unit.........................................................................................................................................677
show interfaces status................................................................................................................................................678
show interfaces vlan................................................................................................................................................... 679
show system stack-unit fanout configured............................................................................................................. 680
show interfaces switchport........................................................................................................................................ 681
show interfaces transceiver.......................................................................................................................................683
show range...................................................................................................................................................................688
shutdown......................................................................................................................................................................689
speed (for 10/100/1000/10000 interfaces)............................................................................................................690
speed (Management interface)................................................................................................................................. 691
stack-unit portmode................................................................................................................................................... 692
switchport.................................................................................................................................................................... 693
Port Channel Commands.................................................................................................................................................695
channel-member......................................................................................................................................................... 695
group.............................................................................................................................................................................696
interface port-channel................................................................................................................................................ 697
minimum-links.............................................................................................................................................................. 698
port-channel failover-group.......................................................................................................................................699
show interfaces port-channel....................................................................................................................................700
show port-channel-flow............................................................................................................................................. 703
Enhanced Validation of Interface Ranges...................................................................................................................... 704
ip http source-interface....................................................................................................................................................704
16
Contents
22 IPv4 Routing.......................................................................................................................... 706
arp........................................................................................................................................................................................707
arp backoff-time................................................................................................................................................................708
arp learn-enable.................................................................................................................................................................709
arp max-entries.................................................................................................................................................................. 710
arp retries............................................................................................................................................................................710
arp timeout...........................................................................................................................................................................711
clear arp-cache...................................................................................................................................................................712
clear host.............................................................................................................................................................................713
clear ip fib stack-unit......................................................................................................................................................... 714
clear ip route....................................................................................................................................................................... 714
clear tcp statistics..............................................................................................................................................................715
debug arp............................................................................................................................................................................ 716
debug ip dhcp..................................................................................................................................................................... 717
debug ip icmp......................................................................................................................................................................719
debug ip packet................................................................................................................................................................. 720
icmp6-redirect enable.......................................................................................................................................................722
ip address............................................................................................................................................................................722
ip directed-broadcast........................................................................................................................................................723
ip domain-list...................................................................................................................................................................... 724
ip domain-lookup............................................................................................................................................................... 725
ip domain-name................................................................................................................................................................. 726
ip helper-address............................................................................................................................................................... 727
ip helper-address hop-count disable...............................................................................................................................728
ip host................................................................................................................................................................................. 728
ip icmp source-interface...................................................................................................................................................729
ipv6 icmp source-interface............................................................................................................................................... 731
ip max-frag-count..............................................................................................................................................................732
ip name-server...................................................................................................................................................................733
ip proxy-arp........................................................................................................................................................................ 733
ip route................................................................................................................................................................................734
ip source-route...................................................................................................................................................................737
ip tcp initial-time.................................................................................................................................................................737
ip unknown-unicast........................................................................................................................................................... 738
ipv4 unicast-host-route....................................................................................................................................................739
show ip tcp initial-time......................................................................................................................................................739
ip unreachables.................................................................................................................................................................. 739
load-balance.......................................................................................................................................................................740
load-balance hg..................................................................................................................................................................742
management route............................................................................................................................................................743
show arp............................................................................................................................................................................. 744
show arp retries................................................................................................................................................................. 747
show hosts......................................................................................................................................................................... 747
show ip cam stack-unit.....................................................................................................................................................749
show ip fib stack-unit........................................................................................................................................................ 751
show ip flow....................................................................................................................................................................... 752
show ip interface............................................................................................................................................................... 754
show ip management-route.............................................................................................................................................756
show ipv6 management-route.........................................................................................................................................757
Contents
17
show ip protocols.............................................................................................................................................................. 758
show ip route..................................................................................................................................................................... 759
show ip route list............................................................................................................................................................... 762
show ip route summary.................................................................................................................................................... 763
show ip traffic....................................................................................................................................................................765
show tcp statistics............................................................................................................................................................ 767
23 IPv6 Basics.............................................................................................................................770
cam-ipv6 extended-prefix................................................................................................................................................770
clear ipv6 route...................................................................................................................................................................771
maximum dynamic-routes-ipv6........................................................................................................................................ 771
show cam-ipv6 extended-prefix......................................................................................................................................772
ipv6 unicast-host-route.................................................................................................................................................... 773
ipv6 nd disable-reachable-timer...................................................................................................................................... 773
ipv6 nd dns-server ........................................................................................................................................................ 774
ipv6 nd reachable-time..................................................................................................................................................... 774
ipv6 route........................................................................................................................................................................... 775
show ipv6 route................................................................................................................................................................. 777
24 IPv6 Access Control Lists (IPv6 ACLs)......................................................................................780
show cam-acl-egress........................................................................................................................................................780
show cam-acl......................................................................................................................................................................781
permit icmp........................................................................................................................................................................ 782
permit..................................................................................................................................................................................783
ipv6 control-plane egress-filter....................................................................................................................................... 784
ipv6 access-list.................................................................................................................................................................. 784
ipv6 access-group.............................................................................................................................................................785
cam-acl-egress.................................................................................................................................................................. 786
cam-acl............................................................................................................................................................................... 787
25 Intermediate System to Intermediate System (IS-IS)................................................................ 789
adjacency-check................................................................................................................................................................790
advertise..............................................................................................................................................................................791
area-password................................................................................................................................................................... 792
clear config.........................................................................................................................................................................793
clear isis...............................................................................................................................................................................793
clns host............................................................................................................................................................................. 794
debug isis............................................................................................................................................................................795
debug isis adj-packets.......................................................................................................................................................795
debug isis local-updates....................................................................................................................................................796
debug isis snp-packets......................................................................................................................................................797
debug isis spf-triggers...................................................................................................................................................... 798
debug isis update-packets............................................................................................................................................... 799
default-information originate...........................................................................................................................................800
description.......................................................................................................................................................................... 801
distance.............................................................................................................................................................................. 802
distribute-list in..................................................................................................................................................................803
distribute-list out............................................................................................................................................................... 804
distribute-list redistributed-override...............................................................................................................................805
18
Contents
domain-password..............................................................................................................................................................805
graceful-restart ietf.......................................................................................................................................................... 806
graceful-restart interval....................................................................................................................................................807
graceful-restart restart-wait........................................................................................................................................... 808
graceful-restart t1............................................................................................................................................................. 808
graceful-restart t2............................................................................................................................................................ 809
graceful-restart t3............................................................................................................................................................. 810
hello padding........................................................................................................................................................................811
hostname dynamic..............................................................................................................................................................811
ignore-lsp-errors.................................................................................................................................................................812
ip router isis.........................................................................................................................................................................813
ipv6 router isis.................................................................................................................................................................... 814
isis circuit-type................................................................................................................................................................... 814
isis csnp-interval.................................................................................................................................................................815
isis hello-interval.................................................................................................................................................................816
isis hello-multiplier.............................................................................................................................................................. 817
isis hello padding.................................................................................................................................................................818
isis ipv6 metric....................................................................................................................................................................818
isis metric............................................................................................................................................................................ 819
isis network point-to-point...............................................................................................................................................820
isis password.......................................................................................................................................................................821
isis priority...........................................................................................................................................................................822
is-type.................................................................................................................................................................................823
log-adjacency-changes.....................................................................................................................................................823
lsp-gen-interval..................................................................................................................................................................824
lsp-mtu................................................................................................................................................................................825
lsp-refresh-interval............................................................................................................................................................826
max-area-addresses..........................................................................................................................................................827
max-lsp-lifetime................................................................................................................................................................. 827
maximum-paths.................................................................................................................................................................828
metric-style........................................................................................................................................................................829
multi-topology....................................................................................................................................................................830
net........................................................................................................................................................................................831
passive-interface................................................................................................................................................................831
redistribute......................................................................................................................................................................... 832
redistribute bgp................................................................................................................................................................. 834
redistribute ospf................................................................................................................................................................ 835
router isis............................................................................................................................................................................836
set-overload-bit................................................................................................................................................................. 837
show config........................................................................................................................................................................838
show isis database............................................................................................................................................................ 839
show isis graceful-restart detail....................................................................................................................................... 841
show isis hostname........................................................................................................................................................... 842
show isis interface.............................................................................................................................................................843
show isis neighbors........................................................................................................................................................... 844
show isis protocol..............................................................................................................................................................846
show isis traffic..................................................................................................................................................................847
spf-interval.........................................................................................................................................................................849
26 iSCSI Optimization..................................................................................................................851
Contents
19
advertise dcbx-app-tlv......................................................................................................................................................851
iscsi aging time................................................................................................................................................................... 851
iscsi cos.............................................................................................................................................................................. 852
iscsi enable......................................................................................................................................................................... 853
iscsi priority-bits................................................................................................................................................................ 853
iscsi profile-compellant..................................................................................................................................................... 854
iscsi target port................................................................................................................................................................. 854
show iscsi........................................................................................................................................................................... 855
show iscsi session............................................................................................................................................................. 856
show iscsi session detailed...............................................................................................................................................856
show run iscsi.....................................................................................................................................................................857
27 Link Aggregation Control Protocol (LACP)................................................................................859
clear lacp counters............................................................................................................................................................859
debug lacp..........................................................................................................................................................................860
lacp long-timeout............................................................................................................................................................... 861
lacp port-priority................................................................................................................................................................862
lacp system-priority.......................................................................................................................................................... 862
port-channel-protocol lacp.............................................................................................................................................. 863
show lacp........................................................................................................................................................................... 864
28 Layer 2.................................................................................................................................. 866
MAC Addressing Commands...........................................................................................................................................866
mac-address-table aging-time...................................................................................................................................866
mac-address-table aging-time...................................................................................................................................867
mac-address-table static............................................................................................................................................867
mac-address-table station-move refresh-arp......................................................................................................... 869
mac learning-limit.........................................................................................................................................................870
mac learning-limit learn-limit-violation....................................................................................................................... 871
mac learning-limit mac-address-sticky..................................................................................................................... 872
mac learning-limit station-move-violation................................................................................................................ 873
mac learning-limit reset...............................................................................................................................................874
mac port-security........................................................................................................................................................ 874
show mac-address-table............................................................................................................................................875
show mac-address-table aging-time.........................................................................................................................877
show mac learning-limit.............................................................................................................................................. 878
Virtual LAN (VLAN) Commands......................................................................................................................................879
default vlan-id.............................................................................................................................................................. 879
description....................................................................................................................................................................880
default-vlan disable..................................................................................................................................................... 880
name.............................................................................................................................................................................. 881
show config..................................................................................................................................................................882
show vlan......................................................................................................................................................................883
tagged...........................................................................................................................................................................886
track ip.......................................................................................................................................................................... 887
untagged.......................................................................................................................................................................888
Far-End Failure Detection (FEFD).................................................................................................................................. 889
debug fefd....................................................................................................................................................................889
fefd................................................................................................................................................................................890
20
Contents
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