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Dell Command Line Reference Guide for the
S6100–ON System
9.14.2.8
September 2020
Rev. A00
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.
© 2020 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.
Chapter 1: About this Guide.........................................................................................................40
Objectives........................................................................................................................................................................... 40
Audience.............................................................................................................................................................................. 40
Conventions........................................................................................................................................................................40
Information Icons................................................................................................................................................................41
Chapter 2: CLI Basics.................................................................................................................. 42
Accessing the Command Line........................................................................................................................................ 42
Multiple Configuration Users.......................................................................................................................................... 42
Obtaining Help....................................................................................................................................................................43
Navigating the CLI............................................................................................................................................................ 44
Using the no Command................................................................................................................................................... 45
Filtering show Commands............................................................................................................................................... 45
Enabling Software Features on Devices Using a Command Option..................................................................... 46
feature vrf..................................................................................................................................................................... 46
show feature.................................................................................................................................................................47
Command Modes...............................................................................................................................................................47
Chapter 3: File Management........................................................................................................56
boot system........................................................................................................................................................................56
cd...........................................................................................................................................................................................57
copy...................................................................................................................................................................................... 58
delete.................................................................................................................................................................................... 61
dir........................................................................................................................................................................................... 61
format.................................................................................................................................................................................. 63
fsck flash............................................................................................................................................................................. 63
mkdir.....................................................................................................................................................................................64
mount nfs............................................................................................................................................................................ 65
rmdir..................................................................................................................................................................................... 65
upgrade system................................................................................................................................................................. 66
rename................................................................................................................................................................................. 68
show boot system.............................................................................................................................................................69
show bootvar......................................................................................................................................................................70
show file-systems...............................................................................................................................................................71
show os-version.................................................................................................................................................................72
show running-config......................................................................................................................................................... 73
show startup-config..........................................................................................................................................................77
show version.......................................................................................................................................................................78
upgrade boot...................................................................................................................................................................... 79
verify................................................................................................................................................................................... 80
Chapter 4: Control and Monitoring.............................................................................................. 82
alias....................................................................................................................................................................................... 83
banner exec........................................................................................................................................................................ 84
Contents
Contents 3
banner login........................................................................................................................................................................ 85
banner motd........................................................................................................................................................................87
boot-type.............................................................................................................................................................................88
cam-acl................................................................................................................................................................................ 88
clear average-power.........................................................................................................................................................90
clear line...............................................................................................................................................................................90
configure.............................................................................................................................................................................. 91
disable.................................................................................................................................................................................. 92
do.......................................................................................................................................................................................... 93
enable................................................................................................................................................................................... 94
enable cpu-clock-monitor............................................................................................................................................... 95
enable optic-info-update interval..................................................................................................................................95
end........................................................................................................................................................................................ 96
exec-timeout...................................................................................................................................................................... 97
exit........................................................................................................................................................................................ 98
ftp-server enable...............................................................................................................................................................99
ftp-server topdir.............................................................................................................................................................. 100
ftp-server username........................................................................................................................................................101
hostname........................................................................................................................................................................... 102
ip ftp password................................................................................................................................................................ 102
ip ftp source-interface................................................................................................................................................... 103
ip tftp vrf........................................................................................................................................................................... 104
ip ftp username................................................................................................................................................................ 105
ip ftp vrf.............................................................................................................................................................................106
ip telnet server enable.................................................................................................................................................... 107
ip telnet server vrf...........................................................................................................................................................107
ip telnet source-interface.............................................................................................................................................. 108
ip tftp vrf........................................................................................................................................................................... 109
line........................................................................................................................................................................................ 110
logging disable-syslog snmp auth-failure.....................................................................................................................111
login concurrent-session................................................................................................................................................. 111
login statistics....................................................................................................................................................................113
motd-banner...................................................................................................................................................................... 114
ping...................................................................................................................................................................................... 115
reload...................................................................................................................................................................................118
reload-type........................................................................................................................................................................ 120
boot-type..................................................................................................................................................................... 120
secure-erase................................................................................................................................................................ 121
send......................................................................................................................................................................................121
service timestamps..........................................................................................................................................................122
show alias...........................................................................................................................................................................123
show alarms...................................................................................................................................................................... 124
show cpu-traffic-stats................................................................................................................................................... 125
show debugging............................................................................................................................................................... 126
show environment........................................................................................................................................................... 127
show inventory.................................................................................................................................................................129
show login statistics.........................................................................................................................................................131
show memory....................................................................................................................................................................134
show processes cpu........................................................................................................................................................134
show processes ipc flow-control................................................................................................................................. 137
4
Contents
show processes memory................................................................................................................................................139
show reload-type..............................................................................................................................................................141
show reset-reason............................................................................................................................................................141
show software ifm...........................................................................................................................................................143
show system..................................................................................................................................................................... 144
show tech-support..........................................................................................................................................................146
ssh-peer-stack-unit.........................................................................................................................................................149
stack-unit location-led....................................................................................................................................................149
telnet.................................................................................................................................................................................. 150
telnet-peer-stack-unit.....................................................................................................................................................151
terminal length..................................................................................................................................................................152
traceroute..........................................................................................................................................................................153
undebug all........................................................................................................................................................................ 155
warmboot-failure-action................................................................................................................................................ 155
write....................................................................................................................................................................................156
Chapter 5: 802.1X...................................................................................................................... 157
debug dot1x.......................................................................................................................................................................158
dot1x auth-fail-vlan......................................................................................................................................................... 158
dot1x auth-server............................................................................................................................................................ 159
dot1x auth-type mab-only..............................................................................................................................................160
dot1x authentication (Configuration).......................................................................................................................... 161
dot1x authentication (Interface).................................................................................................................................. 162
dot1x critical-vlan.............................................................................................................................................................162
dot1x guest-vlan...............................................................................................................................................................163
dot1x host-mode.............................................................................................................................................................. 164
mac......................................................................................................................................................................................165
dot1x mac-auth-bypass..................................................................................................................................................166
dot1x max-eap-req...........................................................................................................................................................167
dot1x max-supplicants.................................................................................................................................................... 168
dot1x port-control............................................................................................................................................................168
dot1x profile.......................................................................................................................................................................169
dot1x quiet-period............................................................................................................................................................170
dot1x reauthentication.................................................................................................................................................... 170
dot1x reauth-max..............................................................................................................................................................171
dot1x server-timeout.......................................................................................................................................................172
dot1x static-mab...............................................................................................................................................................173
dot1x supplicant-timeout................................................................................................................................................174
dot1x tx-period................................................................................................................................................................. 175
show dot1x cos-mapping interface..............................................................................................................................176
show dot1x interface....................................................................................................................................................... 177
show dot1x profile............................................................................................................................................................179
Chapter 6: Access Control Lists (ACL)....................................................................................... 181
Commands Common to all ACL Types....................................................................................................................... 182
remark...........................................................................................................................................................................182
show config................................................................................................................................................................. 184
Common IP ACL Commands.........................................................................................................................................184
aclrange profile-name............................................................................................................................................... 185
Contents
5
access-class................................................................................................................................................................ 185
clear counters ip access-group.............................................................................................................................. 186
feature acloptimized..................................................................................................................................................187
feature aclrange......................................................................................................................................................... 188
ip access-group.......................................................................................................................................................... 188
ipv6 access-group..................................................................................................................................................... 190
ip control-plane egress-filter...................................................................................................................................190
show aclrange..............................................................................................................................................................191
show ip accounting access-list...............................................................................................................................192
Standard IP ACL Commands.........................................................................................................................................193
deny...............................................................................................................................................................................193
ip access-list standard..............................................................................................................................................195
permit............................................................................................................................................................................196
resequence access-list............................................................................................................................................. 197
seq................................................................................................................................................................................. 198
Extended IP ACL Commands.......................................................................................................................................200
deny..............................................................................................................................................................................200
deny icmp....................................................................................................................................................................202
deny tcp...................................................................................................................................................................... 205
deny udp......................................................................................................................................................................208
ip access-list extended.............................................................................................................................................210
permit............................................................................................................................................................................ 211
permit icmp..................................................................................................................................................................213
permit tcp.................................................................................................................................................................... 215
permit udp....................................................................................................................................................................218
resequence access-list............................................................................................................................................ 220
seq................................................................................................................................................................................. 221
Extended IPv6 ACL Commands.................................................................................................................................. 225
deny..............................................................................................................................................................................225
deny icmp....................................................................................................................................................................226
deny tcp.......................................................................................................................................................................227
deny udp......................................................................................................................................................................229
ipv6 access-list.......................................................................................................................................................... 230
permit............................................................................................................................................................................231
permit tcp....................................................................................................................................................................232
permit udp...................................................................................................................................................................234
resequence access-list............................................................................................................................................ 235
seq................................................................................................................................................................................ 236
Common MAC Access List Commands..................................................................................................................... 237
clear counters mac access-group......................................................................................................................... 238
mac access-group.....................................................................................................................................................238
show mac access-lists............................................................................................................................................. 240
show mac accounting access-list.......................................................................................................................... 241
Standard MAC ACL Commands.................................................................................................................................. 242
deny.............................................................................................................................................................................. 242
mac access-list standard.........................................................................................................................................243
permit...........................................................................................................................................................................244
seq................................................................................................................................................................................ 246
Extended MAC ACL Commands..................................................................................................................................247
deny.............................................................................................................................................................................. 247
6
Contents
mac access-list extended........................................................................................................................................249
permit...........................................................................................................................................................................250
IP Prefix List Commands...............................................................................................................................................252
clear ip prefix-list.......................................................................................................................................................252
deny..............................................................................................................................................................................253
ip prefix-list.................................................................................................................................................................253
seq................................................................................................................................................................................ 254
show config................................................................................................................................................................ 255
show ip prefix-list detail.......................................................................................................................................... 256
show ip prefix-list summary....................................................................................................................................257
Route Map Commands.................................................................................................................................................. 258
continue.......................................................................................................................................................................258
description.................................................................................................................................................................. 259
match as-path............................................................................................................................................................260
match community...................................................................................................................................................... 261
match interface......................................................................................................................................................... 262
match ip address....................................................................................................................................................... 263
match ip next-hop.....................................................................................................................................................264
match ip route-source............................................................................................................................................. 265
match metric.............................................................................................................................................................. 266
match origin................................................................................................................................................................266
match route-type...................................................................................................................................................... 267
match tag....................................................................................................................................................................268
route-map................................................................................................................................................................... 269
set as-path..................................................................................................................................................................270
set automatic-tag.......................................................................................................................................................271
set comm-list delete................................................................................................................................................. 272
set community............................................................................................................................................................273
set level........................................................................................................................................................................274
set local-preference..................................................................................................................................................275
set metric.................................................................................................................................................................... 276
set metric-type.......................................................................................................................................................... 277
set next-hop............................................................................................................................................................... 278
set origin......................................................................................................................................................................279
set tag..........................................................................................................................................................................279
set weight................................................................................................................................................................... 280
show config................................................................................................................................................................. 281
show route-map........................................................................................................................................................ 282
deny (for Standard IP ACLs)........................................................................................................................................283
deny (for Extended IP ACLs).......................................................................................................................................284
seq (for Standard IPv4 ACLs)..................................................................................................................................... 286
deny tcp (for Extended IP ACLs)................................................................................................................................287
deny ether-type (for Extended MAC ACLs)............................................................................................................ 288
deny (for Standard MAC ACLs)..................................................................................................................................290
deny (for Extended MAC ACLs).................................................................................................................................. 291
permit (for Standard IP ACLs).................................................................................................................................... 292
permit arp (for Extended MAC ACLs).......................................................................................................................293
permit ether-type (for Extended MAC ACLs)......................................................................................................... 294
permit icmp (for Extended IP ACLs)..........................................................................................................................296
permit udp (for Extended IP ACLs)............................................................................................................................297
Contents
7
permit (for Extended IP ACLs)....................................................................................................................................299
permit (for Standard MAC ACLs)...............................................................................................................................300
seq (for Standard MAC ACLs)..................................................................................................................................... 301
permit tcp (for Extended IP ACLs)............................................................................................................................ 303
seq arp (for Extended MAC ACLs)............................................................................................................................ 304
seq ether-type (for Extended MAC ACLs).............................................................................................................. 305
seq (for IP ACLs)............................................................................................................................................................306
permit icmp (for IPv6 ACLs)........................................................................................................................................308
permit tcp (for IPv6 ACLs)........................................................................................................................................... 310
permit udp (for IPv6 ACLs)...........................................................................................................................................313
seq (for IPv6 ACLs)........................................................................................................................................................ 314
permit (for IPv6 ACLs)...................................................................................................................................................317
deny arp (for Extended MAC ACLs)...........................................................................................................................318
deny icmp (for Extended IPv6 ACLs)........................................................................................................................ 320
deny tcp (for IPv6 ACLs)..............................................................................................................................................322
deny udp (for Extended IP ACLs)...............................................................................................................................324
deny (for IPv6 ACLs)..................................................................................................................................................... 325
Chapter 7: Bidirectional Forwarding Detection (BFD)................................................................ 327
bfd all-neighbors..............................................................................................................................................................327
bfd disable.........................................................................................................................................................................329
bfd enable (Configuration)........................................................................................................................................... 329
bfd enable (Interface)....................................................................................................................................................330
bfd interval ....................................................................................................................................................................... 331
bfd protocol-liveness......................................................................................................................................................332
ip route bfd....................................................................................................................................................................... 332
ip ospf bfd all-neighbors................................................................................................................................................333
ipv6 ospf bfd all-neighbors........................................................................................................................................... 334
ipv6 route bfd.................................................................................................................................................................. 335
neighbor bfd..................................................................................................................................................................... 336
neighbor bfd disable....................................................................................................................................................... 337
show bfd neighbors........................................................................................................................................................ 338
vrrp bfd.............................................................................................................................................................................. 341
Chapter 8: Border Gateway Protocol......................................................................................... 343
BGP IPv4 Commands.....................................................................................................................................................343
address-family............................................................................................................................................................343
aggregate-address....................................................................................................................................................344
bgp add-path..............................................................................................................................................................345
bgp always-compare-med.......................................................................................................................................346
bgp asnotation........................................................................................................................................................... 347
bgp bestpath as-path ignore..................................................................................................................................348
bgp bestpath as-path multipath-relax................................................................................................................. 349
bgp bestpath med confed.......................................................................................................................................349
bgp bestpath med missing-as-best...................................................................................................................... 350
bgp bestpath router-id ignore................................................................................................................................ 351
bgp client-to-client reflection.................................................................................................................................351
bgp cluster-id............................................................................................................................................................. 352
bgp confederation identifier................................................................................................................................... 353
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Contents
bgp confederation peers......................................................................................................................................... 354
bgp dampening.......................................................................................................................................................... 355
bgp default local-preference..................................................................................................................................356
bgp dmzlink-bw......................................................................................................................................................... 357
bgp enforce-first-as................................................................................................................................................. 358
bgp fast-external-fallover....................................................................................................................................... 358
bgp four-octet-as-support..................................................................................................................................... 359
bgp graceful-restart................................................................................................................................................. 360
bgp non-deterministic-med..................................................................................................................................... 361
bgp outbound-optimization.................................................................................................................................... 362
bgp recursive-bgp-next-hop.................................................................................................................................. 362
bgp regex-eval-optz-disable.................................................................................................................................. 363
bgp router-id.............................................................................................................................................................. 364
clear ip bgp................................................................................................................................................................. 365
clear ip bgp dampening............................................................................................................................................366
clear ip bgp flap-statistics.......................................................................................................................................367
clear ip bgp peer-group........................................................................................................................................... 368
debug ip bgp...............................................................................................................................................................369
debug ip bgp dampening.......................................................................................................................................... 371
debug ip bgp events................................................................................................................................................. 372
debug ip bgp keepalives...........................................................................................................................................373
debug ip bgp notifications....................................................................................................................................... 373
debug ip bgp soft-reconfiguration........................................................................................................................ 374
debug ip bgp updates...............................................................................................................................................375
default-metric............................................................................................................................................................ 376
deny bandwidth..........................................................................................................................................................377
description...................................................................................................................................................................378
maximum-paths......................................................................................................................................................... 378
neighbor activate.......................................................................................................................................................379
neighbor add-path..................................................................................................................................................... 381
neighbor advertisement-interval........................................................................................................................... 382
neighbor advertisement-start................................................................................................................................ 382
neighbor allowas-in................................................................................................................................................... 383
neighbor default-originate.......................................................................................................................................384
neighbor description.................................................................................................................................................385
neighbor distribute-list.............................................................................................................................................386
neighbor ebgp-multihop...........................................................................................................................................387
neighbor fall-over......................................................................................................................................................388
neighbor local-as....................................................................................................................................................... 389
neighbor maximum-prefix....................................................................................................................................... 390
neighbor password.................................................................................................................................................... 391
neighbor peer-group (assigning peers)............................................................................................................... 392
neighbor peer-group (creating group).................................................................................................................393
neighbor peer-group passive..................................................................................................................................394
neighbor remote-as.................................................................................................................................................. 395
neighbor remove-private-as...................................................................................................................................396
neighbor route-map.................................................................................................................................................. 397
neighbor route-reflector-client..............................................................................................................................398
neighbor send-community...................................................................................................................................... 399
neighbor shutdown...................................................................................................................................................400
Contents
9
neighbor soft-reconfiguration inbound................................................................................................................400
neighbor timers...........................................................................................................................................................401
neighbor timers extended....................................................................................................................................... 402
neighbor update-source.......................................................................................................................................... 403
neighbor weight.........................................................................................................................................................404
network....................................................................................................................................................................... 405
network backdoor..................................................................................................................................................... 406
permit bandwidth...................................................................................................................................................... 407
redistribute................................................................................................................................................................. 408
redistribute ospf........................................................................................................................................................ 409
router bgp....................................................................................................................................................................410
shutdown all................................................................................................................................................................. 411
shutdown address-family-ipv4–multicast.............................................................................................................411
shutdown address-family-ipv4–unicast................................................................................................................ 411
shutdown address-family-ipv6–unicast............................................................................................................... 412
set extcommunity bandwidth..................................................................................................................................412
show capture bgp-pdu neighbor............................................................................................................................ 413
show config................................................................................................................................................................. 414
show ip bgp................................................................................................................................................................. 415
show ip bgp cluster-list............................................................................................................................................ 418
show ip bgp community...........................................................................................................................................420
show ip bgp community-list....................................................................................................................................422
show ip bgp dampened-paths................................................................................................................................423
show ip bgp detail..................................................................................................................................................... 425
show ip bgp extcommunity-list..............................................................................................................................426
show ip bgp filter-list............................................................................................................................................... 428
show ip bgp flap-statistics......................................................................................................................................429
show ip bgp inconsistent-as....................................................................................................................................431
show ip bgp neighbors............................................................................................................................................. 432
show ip bgp next-hop.............................................................................................................................................. 436
show ip bgp paths..................................................................................................................................................... 437
show ip bgp paths community............................................................................................................................... 438
show ip bgp peer-group.......................................................................................................................................... 439
show ip bgp regexp................................................................................................................................................... 441
show ip bgp summary...............................................................................................................................................442
show running-config bgp........................................................................................................................................ 445
timers bgp...................................................................................................................................................................445
timers bgp extended.................................................................................................................................................446
MBGP Commands...........................................................................................................................................................447
debug ip bgp dampening..........................................................................................................................................447
distance bgp............................................................................................................................................................... 448
neighbor auto-local-address...................................................................................................................................449
show ip bgp dampened-paths................................................................................................................................449
Chapter 9: Content Addressable Memory (CAM)....................................................................... 452
cam-acl (Configuration)................................................................................................................................................ 452
cam-acl-egress................................................................................................................................................................ 454
cam-optimization............................................................................................................................................................ 455
cam-sharing......................................................................................................................................................................456
cam-threshold..................................................................................................................................................................457
10
Contents
feature ipv6acloptimized...............................................................................................................................................457
show cam-acl...................................................................................................................................................................458
show cam-sharing...........................................................................................................................................................460
show cam-usage............................................................................................................................................................. 460
test cam-usage................................................................................................................................................................462
Unified Forwarding Table Modes................................................................................................................................ 463
hardware forwarding-table mode..........................................................................................................................463
show hardware forwarding-table mode...............................................................................................................464
Chapter 10: Control Plane Policing (CoPP)................................................................................465
control-plane-cpuqos.....................................................................................................................................................465
cpu-protocol-group........................................................................................................................................................ 466
copp-profile...................................................................................................................................................................... 466
cpu-queue......................................................................................................................................................................... 467
copp-policy....................................................................................................................................................................... 467
protocol-list...................................................................................................................................................................... 468
queue-length.................................................................................................................................................................... 468
service-policy rate-limit-cpu-queues......................................................................................................................... 469
service-policy rate-limit-protocols..............................................................................................................................470
show cpu-queue rate cp................................................................................................................................................ 471
show ip protocol-queue-mapping................................................................................................................................ 471
show ipv6 protocol-queue-mapping...........................................................................................................................472
show mac protocol-queue-mapping........................................................................................................................... 473
show running-config copp-profile...............................................................................................................................474
show running-config cpu-protocol-group................................................................................................................. 474
Chapter 11: Data Center Bridging (DCB).................................................................................... 476
DCB Command................................................................................................................................................................ 476
dcb-enable.................................................................................................................................................................. 476
PFC Commands............................................................................................................................................................... 477
clear hardware pfc-nodrop-priority.......................................................................................................................477
clear pfc counters..................................................................................................................................................... 478
pfc-asymmetric..........................................................................................................................................................478
pfc-nodrop-priority l2-dlf drop...............................................................................................................................479
pfc no-drop queues.................................................................................................................................................. 479
pfc priority.................................................................................................................................................................. 480
show dcb......................................................................................................................................................................481
show hardware pfc-nodrop-priority..................................................................................................................... 482
show interface pfc....................................................................................................................................................482
show interface pfc statistics..................................................................................................................................485
ETS Commands............................................................................................................................................................... 486
dcb-enable.................................................................................................................................................................. 486
clear ets counters......................................................................................................................................................487
show interface ets.................................................................................................................................................... 488
DCBX Commands........................................................................................................................................................... 490
advertise dcbx-tlv.....................................................................................................................................................490
dcbx port-role............................................................................................................................................................. 491
dcbx version................................................................................................................................................................ 491
debug dcbx................................................................................................................................................................. 492
Contents
11
fcoe priority-bits........................................................................................................................................................493
iscsi priority-bits........................................................................................................................................................ 493
show interface dcbx detail......................................................................................................................................494
dcb-map............................................................................................................................................................................ 497
priority-pgid...................................................................................................................................................................... 497
priority-group bandwidth pfc....................................................................................................................................... 498
dcb-map stack-unit all stack-ports all....................................................................................................................... 499
dcb pfc-shared-buffer-size..........................................................................................................................................500
dcb pfc-headroom-buffer-size....................................................................................................................................500
dcb-buffer-threshold .....................................................................................................................................................501
priority............................................................................................................................................................................... 502
dcb-policy buffer-threshold (Interface Configuration)......................................................................................... 503
dcb pfc-total-buffer-size..............................................................................................................................................504
show running-config dcb-buffer-threshold..............................................................................................................505
dcb pfc-queues............................................................................................................................................................... 506
dcb {ets | pfc} enable.................................................................................................................................................... 507
Chapter 12: Debugging and Diagnostics.....................................................................................508
Diagnostics and Monitoring Commands....................................................................................................................508
logging coredump stack-unit..................................................................................................................................508
Offline Diagnostic Commands..................................................................................................................................... 509
diag stack-unit...........................................................................................................................................................509
offline stack-unit........................................................................................................................................................510
online stack-unit..........................................................................................................................................................511
Hardware Commands..................................................................................................................................................... 512
clear hardware stack-unit........................................................................................................................................512
clear hardware system-flow....................................................................................................................................513
clear hardware vlan-counters................................................................................................................................. 513
hardware watchdog.................................................................................................................................................. 514
show hardware mac.................................................................................................................................................. 515
show hardware ip.......................................................................................................................................................515
show hardware stack-unit.......................................................................................................................................516
show hardware stack-unit buffer..........................................................................................................................522
show hardware buffer headroom-pool................................................................................................................ 524
show hardware buffer service-pool......................................................................................................................524
show hardware buffer-stats-snapshot................................................................................................................525
show hardware counters interface ......................................................................................................................528
show hardware drops...............................................................................................................................................530
show hardware system-flow.................................................................................................................................. 533
show hardware vlan-counters............................................................................................................................... 534
show hardware stack-unit buffer-stats-snapshot ...........................................................................................535
show hardware stack-unit buffer-stats-snapshot (Total Buffer Information).......................................... 536
Chapter 13: Dynamic Host Configuration Protocol (DHCP)........................................................ 538
Commands to Configure the System to be a DHCP Server................................................................................ 538
clear ip dhcp............................................................................................................................................................... 538
debug ip dhcp server................................................................................................................................................539
debug ipv6 dhcp .......................................................................................................................................................540
default-router.............................................................................................................................................................540
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Contents
disable...........................................................................................................................................................................541
dns-server....................................................................................................................................................................541
domain-name..............................................................................................................................................................542
excluded-address...................................................................................................................................................... 543
hardware-address..................................................................................................................................................... 544
host-address.............................................................................................................................................................. 544
ip dhcp server............................................................................................................................................................ 545
lease............................................................................................................................................................................. 545
netbios-name-server................................................................................................................................................546
netbios-node-type.....................................................................................................................................................547
network........................................................................................................................................................................548
pool............................................................................................................................................................................... 548
show ip dhcp binding................................................................................................................................................549
show ip dhcp configuration.................................................................................................................................... 550
show ip dhcp conflict................................................................................................................................................551
show ip dhcp server..................................................................................................................................................551
Commands to Configure Secure DHCP.................................................................................................................... 552
arp inspection.............................................................................................................................................................552
arp inspection-limit................................................................................................................................................... 553
arp inspection-trust..................................................................................................................................................553
clear ip dhcp snooping............................................................................................................................................. 554
clear ipv6 dhcp snooping binding..........................................................................................................................555
ip dhcp relay...............................................................................................................................................................556
ip dhcp snooping....................................................................................................................................................... 557
ipv6 dhcp snooping...................................................................................................................................................557
ipv6 dhcp snooping vlan..........................................................................................................................................558
ip dhcp snooping binding.........................................................................................................................................558
IPv6 DHCP Snooping Binding................................................................................................................................ 560
ip dhcp snooping database......................................................................................................................................561
ipv6 dhcp snooping database write-delay........................................................................................................... 561
ip dhcp snooping database renew.........................................................................................................................562
ipv6 dhcp snooping database renew....................................................................................................................563
ip dhcp snooping trust............................................................................................................................................. 563
ipv6 dhcp snooping trust........................................................................................................................................ 564
ip dhcp source-address-validation........................................................................................................................564
ip dhcp relay information-option........................................................................................................................... 565
ip dhcp relay source-interface............................................................................................................................... 566
ipv6 dhcp relay source-interface...........................................................................................................................567
ip dhcp snooping verify mac-address.................................................................................................................. 568
ipv6 dhcp snooping verify mac-address..............................................................................................................568
ip helper-address.......................................................................................................................................................569
ipv6 helper-address.................................................................................................................................................. 570
show ip dhcp snooping............................................................................................................................................ 570
show ipv6 dhcp snooping........................................................................................................................................573
Commands to Configure DNS .....................................................................................................................................574
ip name-server........................................................................................................................................................... 574
ip domain-name......................................................................................................................................................... 575
ip domain-list.............................................................................................................................................................. 575
ip host.......................................................................................................................................................................... 576
clear host.....................................................................................................................................................................577
Contents
13
Chapter 14: Equal Cost Multi-Path (ECMP)............................................................................... 578
ecmp-group...................................................................................................................................................................... 578
hash-algorithm.................................................................................................................................................................579
ip ecmp-group..................................................................................................................................................................582
ip ecmp weighted............................................................................................................................................................582
link-bundle-distribution trigger-threshold.................................................................................................................583
link-bundle-monitor enable........................................................................................................................................... 584
Chapter 15: Flex Hash and Optimized Boot-Up.......................................................................... 585
load-balance ingress-port enable................................................................................................................................585
load-balance flexhash.................................................................................................................................................... 586
lacp fast-switchover...................................................................................................................................................... 587
show issu clients............................................................................................................................................................. 587
show issu detail............................................................................................................................................................... 588
show issu status..............................................................................................................................................................589
encapsulation dot1q........................................................................................................................................................589
Chapter 16: FIP Snooping...........................................................................................................591
clear fip-snooping database interface vlan............................................................................................................... 591
clear fip-snooping statistics......................................................................................................................................... 592
debug fip snooping......................................................................................................................................................... 592
debug fip snooping rx.................................................................................................................................................... 593
feature fip-snooping.......................................................................................................................................................594
fip-snooping enable........................................................................................................................................................ 595
fip-snooping fc-map.......................................................................................................................................................595
fip-snooping max-sessions-per-enodemac...............................................................................................................596
fip-snooping port-mode fcf..........................................................................................................................................596
fip-snooping port-mode fcoe-trusted........................................................................................................................597
show fip-snooping config..............................................................................................................................................597
show fip-snooping enode..............................................................................................................................................598
show fip-snooping fcf....................................................................................................................................................599
show fip-snooping statistics........................................................................................................................................ 600
show fip-snooping system............................................................................................................................................602
show fip-snooping vlan..................................................................................................................................................603
show fips status.............................................................................................................................................................. 604
Chapter 17: Force10 Resilient Ring Protocol (FRRP)..................................................................605
clear frrp........................................................................................................................................................................... 605
debug frrp.........................................................................................................................................................................606
description........................................................................................................................................................................ 607
disable................................................................................................................................................................................608
interface............................................................................................................................................................................609
member-vlan.....................................................................................................................................................................610
mode....................................................................................................................................................................................611
protocol frrp.......................................................................................................................................................................611
show frrp........................................................................................................................................................................... 612
timer....................................................................................................................................................................................615
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Contents
Chapter 18: GARP VLAN Registration (GVRP)............................................................................ 617
clear gvrp statistics.........................................................................................................................................................618
debug gvrp........................................................................................................................................................................ 619
disable................................................................................................................................................................................620
garp timers....................................................................................................................................................................... 620
gvrp enable....................................................................................................................................................................... 622
gvrp registration..............................................................................................................................................................622
protocol gvrp....................................................................................................................................................................623
show config...................................................................................................................................................................... 624
show garp timers............................................................................................................................................................ 625
show gvrp......................................................................................................................................................................... 625
show gvrp statistics....................................................................................................................................................... 627
Chapter 19: ICMP Message Types..............................................................................................629
Chapter 20: Internet Group Management Protocol (IGMP)........................................................ 631
IGMP Commands.............................................................................................................................................................631
clear ip igmp groups.................................................................................................................................................. 631
debug ip igmp.............................................................................................................................................................632
ip igmp access-group............................................................................................................................................... 633
ip igmp immediate-leave..........................................................................................................................................634
ip igmp last-member-query-interval..................................................................................................................... 635
ip igmp query-interval.............................................................................................................................................. 636
ip igmp query-max-resp-time.................................................................................................................................637
ip igmp ssm-map....................................................................................................................................................... 638
ip igmp version...........................................................................................................................................................639
show ip igmp groups................................................................................................................................................ 640
show ip igmp interface.............................................................................................................................................642
show ip igmp ssm-map............................................................................................................................................ 644
IGMP Snooping Commands..........................................................................................................................................645
clear ip igmp snooping groups............................................................................................................................... 645
debug ip igmp snooping...........................................................................................................................................646
ip igmp snooping enable...........................................................................................................................................647
ip igmp snooping fast-leave....................................................................................................................................648
ip igmp snooping last-member-query-interval................................................................................................... 649
ip igmp snooping mrouter....................................................................................................................................... 650
ip igmp snooping querier.......................................................................................................................................... 651
show ip igmp snooping groups...............................................................................................................................652
show ip igmp snooping mrouter............................................................................................................................ 653
Chapter 21: Interfaces...............................................................................................................655
Basic Interface Commands...........................................................................................................................................655
clear counters............................................................................................................................................................ 655
clear dampening.........................................................................................................................................................657
dampening...................................................................................................................................................................658
description.................................................................................................................................................................. 659
default interface........................................................................................................................................................660
encapsulation dot1q...................................................................................................................................................661
Contents
15
errdisable recovery cause....................................................................................................................................... 662
errdisable recovery interval.................................................................................................................................... 663
fec default...................................................................................................................................................................663
fec enable....................................................................................................................................................................664
flowcontrol..................................................................................................................................................................664
interface...................................................................................................................................................................... 667
interface group.......................................................................................................................................................... 669
interface loopback.....................................................................................................................................................670
interface managementEthernet..............................................................................................................................671
interface null...............................................................................................................................................................672
interface range...........................................................................................................................................................673
interface range macro (define)..............................................................................................................................676
interface range macro name...................................................................................................................................678
interface vlan..............................................................................................................................................................678
intf-type cr1 autoneg............................................................................................................................................... 680
intf-type cr2 autoneg...............................................................................................................................................680
intf-type cr4 autoneg...............................................................................................................................................680
keepalive...................................................................................................................................................................... 681
monitor interface.......................................................................................................................................................682
mtu................................................................................................................................................................................684
negotiation auto........................................................................................................................................................ 686
no port-delay-restore (Interface Mode)............................................................................................................. 688
port-delay-restore (Configuration Mode)...........................................................................................................688
portmode hybrid........................................................................................................................................................ 689
rate-interval................................................................................................................................................................690
rate-interval (Configuration Mode).......................................................................................................................691
show config................................................................................................................................................................ 692
show config (for speed)..........................................................................................................................................692
show config (from INTERFACE RANGE mode)................................................................................................ 693
show interfaces......................................................................................................................................................... 694
show interfaces configured.................................................................................................................................... 700
show interfaces dampening.....................................................................................................................................701
show interfaces stack-unit..................................................................................................................................... 702
show interfaces status.............................................................................................................................................703
show interfaces vlan................................................................................................................................................ 705
show system stack-unit fanout configured........................................................................................................ 706
show interfaces switchport.................................................................................................................................... 707
show interfaces transceiver................................................................................................................................... 708
show range.................................................................................................................................................................. 714
shutdown..................................................................................................................................................................... 715
speed (for 10/100/1000/10000 interfaces)........................................................................................................716
speed (Management interface).............................................................................................................................. 717
stack-unit portmode..................................................................................................................................................718
switchport....................................................................................................................................................................719
Port Channel Commands.............................................................................................................................................. 720
channel-member.........................................................................................................................................................721
group............................................................................................................................................................................ 722
interface port-channel............................................................................................................................................. 723
minimum-links.............................................................................................................................................................724
port-channel failover-group....................................................................................................................................725
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Contents
show interfaces port-channel................................................................................................................................ 726
show port-channel-flow.......................................................................................................................................... 729
Enhanced Validation of Interface Ranges................................................................................................................. 730
ip http source-interface................................................................................................................................................. 731
Chapter 22: IPv4 Routing...........................................................................................................732
arp....................................................................................................................................................................................... 733
arp backoff-time..............................................................................................................................................................734
arp learn-enable...............................................................................................................................................................735
arp max-entries................................................................................................................................................................736
arp retries..........................................................................................................................................................................736
arp timeout........................................................................................................................................................................737
clear arp-cache................................................................................................................................................................738
clear host...........................................................................................................................................................................739
clear ip fib stack-unit..................................................................................................................................................... 740
clear ip route..................................................................................................................................................................... 741
clear tcp statistics...........................................................................................................................................................742
debug arp.......................................................................................................................................................................... 742
debug ip dhcp...................................................................................................................................................................744
debug ip icmp...................................................................................................................................................................745
debug ip packet............................................................................................................................................................... 746
icmp6-redirect enable.................................................................................................................................................... 749
ip address..........................................................................................................................................................................749
ip directed-broadcast.....................................................................................................................................................750
ip domain-list.....................................................................................................................................................................751
ip domain-lookup............................................................................................................................................................. 752
ip domain-name............................................................................................................................................................... 752
ip helper-address.............................................................................................................................................................753
ip helper-address hop-count disable.......................................................................................................................... 754
ip host................................................................................................................................................................................ 755
ip icmp source-interface............................................................................................................................................... 756
ipv6 icmp source-interface...........................................................................................................................................758
ip max-frag-count...........................................................................................................................................................759
ip name-server.................................................................................................................................................................760
ip proxy-arp....................................................................................................................................................................... 761
ip route...............................................................................................................................................................................762
ip source-route................................................................................................................................................................ 764
ip tcp initial-time..............................................................................................................................................................765
ip unknown-unicast.........................................................................................................................................................765
ipv4 unicast-host-route.................................................................................................................................................766
show ip tcp initial-time...................................................................................................................................................767
ip unreachables................................................................................................................................................................ 767
load-balance..................................................................................................................................................................... 768
load-balance hg............................................................................................................................................................... 769
management route...........................................................................................................................................................771
show arp............................................................................................................................................................................ 772
show arp retries...............................................................................................................................................................775
show hosts........................................................................................................................................................................775
show ip cam stack-unit.................................................................................................................................................. 777
show ip fib stack-unit.....................................................................................................................................................779
Contents
17
show ip flow..................................................................................................................................................................... 780
show ip interface.............................................................................................................................................................782
show ip management-route..........................................................................................................................................784
show ipv6 management-route..................................................................................................................................... 785
show ip protocols............................................................................................................................................................786
show ip route....................................................................................................................................................................787
show ip route list..............................................................................................................................................................791
show ip route summary..................................................................................................................................................792
show ip traffic..................................................................................................................................................................793
show tcp statistics..........................................................................................................................................................795
Chapter 23: IPv6 Basics.............................................................................................................798
cam-ipv6 extended-prefix.............................................................................................................................................798
clear ipv6 route................................................................................................................................................................799
maximum dynamic-routes-ipv6................................................................................................................................... 799
show cam-ipv6 extended-prefix................................................................................................................................. 800
ipv6 unicast-host-route................................................................................................................................................. 801
ipv6 nd disable-reachable-timer...................................................................................................................................801
ipv6 nd dns-server .....................................................................................................................................................802
ipv6 nd reachable-time..................................................................................................................................................802
ipv6 route..........................................................................................................................................................................803
show ipv6 route.............................................................................................................................................................. 805
Chapter 24: IPv6 Access Control Lists (IPv6 ACLs)................................................................... 808
show cam-acl-egress.....................................................................................................................................................808
show cam-acl...................................................................................................................................................................809
permit icmp....................................................................................................................................................................... 810
permit.................................................................................................................................................................................. 811
ipv6 control-plane egress-filter....................................................................................................................................812
ipv6 access-list.................................................................................................................................................................812
ipv6 access-group........................................................................................................................................................... 813
cam-acl-egress.................................................................................................................................................................814
cam-acl...............................................................................................................................................................................816
Chapter 25: Intermediate System to Intermediate System (IS-IS)............................................. 817
adjacency-check.............................................................................................................................................................. 818
advertise............................................................................................................................................................................ 819
area-password................................................................................................................................................................. 820
clear config........................................................................................................................................................................821
clear isis..............................................................................................................................................................................821
clns host............................................................................................................................................................................822
debug isis.......................................................................................................................................................................... 823
debug isis adj-packets....................................................................................................................................................824
debug isis local-updates................................................................................................................................................ 825
debug isis snp-packets.................................................................................................................................................. 826
debug isis spf-triggers................................................................................................................................................... 827
debug isis update-packets............................................................................................................................................ 827
default-information originate....................................................................................................................................... 828
description........................................................................................................................................................................ 829
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Contents
distance............................................................................................................................................................................. 830
distribute-list in................................................................................................................................................................ 831
distribute-list out.............................................................................................................................................................832
distribute-list redistributed-override.......................................................................................................................... 833
domain-password............................................................................................................................................................834
graceful-restart ietf........................................................................................................................................................835
graceful-restart interval................................................................................................................................................ 835
graceful-restart restart-wait........................................................................................................................................836
graceful-restart t1........................................................................................................................................................... 837
graceful-restart t2.......................................................................................................................................................... 838
graceful-restart t3.......................................................................................................................................................... 838
hello padding.................................................................................................................................................................... 839
hostname dynamic..........................................................................................................................................................840
ignore-lsp-errors.............................................................................................................................................................. 841
ip router isis.......................................................................................................................................................................841
ipv6 router isis................................................................................................................................................................. 842
isis circuit-type................................................................................................................................................................ 843
isis csnp-interval..............................................................................................................................................................844
isis hello-interval..............................................................................................................................................................845
isis hello-multiplier...........................................................................................................................................................846
isis hello padding..............................................................................................................................................................847
isis ipv6 metric................................................................................................................................................................. 847
isis metric..........................................................................................................................................................................848
isis network point-to-point........................................................................................................................................... 849
isis password....................................................................................................................................................................850
isis priority......................................................................................................................................................................... 851
is-type................................................................................................................................................................................852
log-adjacency-changes..................................................................................................................................................852
lsp-gen-interval............................................................................................................................................................... 853
lsp-mtu.............................................................................................................................................................................. 854
lsp-refresh-interval.........................................................................................................................................................855
max-area-addresses.......................................................................................................................................................856
max-lsp-lifetime...............................................................................................................................................................857
maximum-paths............................................................................................................................................................... 857
metric-style...................................................................................................................................................................... 858
multi-topology..................................................................................................................................................................859
net...................................................................................................................................................................................... 860
passive-interface............................................................................................................................................................. 861
redistribute....................................................................................................................................................................... 862
redistribute bgp............................................................................................................................................................... 863
redistribute ospf..............................................................................................................................................................864
router isis.......................................................................................................................................................................... 866
set-overload-bit...............................................................................................................................................................867
show config...................................................................................................................................................................... 867
show isis database..........................................................................................................................................................868
show isis graceful-restart detail................................................................................................................................... 871
show isis hostname.........................................................................................................................................................872
show isis interface.......................................................................................................................................................... 873
show isis neighbors.........................................................................................................................................................874
show isis protocol........................................................................................................................................................... 876
Contents
19
show isis traffic................................................................................................................................................................877
spf-interval....................................................................................................................................................................... 879
Chapter 26: iSCSI Optimization................................................................................................. 881
advertise dcbx-app-tlv................................................................................................................................................... 881
iscsi aging time................................................................................................................................................................ 882
iscsi cos............................................................................................................................................................................. 882
iscsi enable........................................................................................................................................................................883
iscsi priority-bits..............................................................................................................................................................883
iscsi profile-compellant..................................................................................................................................................884
iscsi target port............................................................................................................................................................... 884
show iscsi..........................................................................................................................................................................885
show iscsi session...........................................................................................................................................................886
show iscsi session detailed........................................................................................................................................... 887
show run iscsi.................................................................................................................................................................. 888
Chapter 27: Link Aggregation Control Protocol (LACP)............................................................. 889
clear lacp counters......................................................................................................................................................... 889
debug lacp........................................................................................................................................................................ 890
lacp long-timeout.............................................................................................................................................................891
lacp port-priority............................................................................................................................................................. 892
lacp system-priority........................................................................................................................................................893
port-channel-protocol lacp...........................................................................................................................................893
show lacp.......................................................................................................................................................................... 894
Chapter 28: Layer 2................................................................................................................... 896
MAC Addressing Commands........................................................................................................................................896
mac-address-table aging-time...............................................................................................................................896
mac-address-table aging-time............................................................................................................................... 897
mac-address-table static........................................................................................................................................ 898
mac-address-table station-move refresh-arp....................................................................................................899
mac learning-limit......................................................................................................................................................900
mac learning-limit learn-limit-violation..................................................................................................................901
mac learning-limit mac-address-sticky................................................................................................................ 902
mac learning-limit station-move-violation...........................................................................................................903
mac learning-limit reset........................................................................................................................................... 904
mac port-security..................................................................................................................................................... 905
show mac-address-table.........................................................................................................................................905
show mac-address-table aging-time....................................................................................................................908
show mac learning-limit...........................................................................................................................................908
Virtual LAN (VLAN) Commands...................................................................................................................................910
default vlan-id.............................................................................................................................................................910
description....................................................................................................................................................................911
default-vlan disable.................................................................................................................................................... 911
name..............................................................................................................................................................................912
show config................................................................................................................................................................. 913
show vlan..................................................................................................................................................................... 914
tagged...........................................................................................................................................................................917
track ip..........................................................................................................................................................................918
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