PowerSwitch S4048T-ON

Dell PowerSwitch S4048T-ON User guide

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Dell EMC Command Line Reference Guide for
the S4048T–ON System
9.14.2.6
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.
2020 - 03
Rev. A00
1 About this Guide......................................................................................................................... 42
Objectives.............................................................................................................................................................................42
Audience............................................................................................................................................................................... 42
Conventions......................................................................................................................................................................... 42
Information Icons.................................................................................................................................................................42
2 CLI Basics..................................................................................................................................44
Accessing the Command Line............................................................................................................................................44
Multiple Configuration Users..............................................................................................................................................44
Obtaining Help..................................................................................................................................................................... 45
Navigating the CLI...............................................................................................................................................................46
Using the no Command...................................................................................................................................................... 46
Filtering show Commands.................................................................................................................................................. 47
Enabling Software Features on Devices Using a Command Option.............................................................................47
feature vrf.......................................................................................................................................................................48
show feature.................................................................................................................................................................. 48
Command Modes................................................................................................................................................................ 49
3 File Management........................................................................................................................ 57
boot system..........................................................................................................................................................................57
cd...........................................................................................................................................................................................58
HTTP Copy via CLI..............................................................................................................................................................59
copy.......................................................................................................................................................................................60
delete.................................................................................................................................................................................... 62
dir...........................................................................................................................................................................................63
format................................................................................................................................................................................... 64
fsck flash.............................................................................................................................................................................. 65
mkdir..................................................................................................................................................................................... 66
mount nfs............................................................................................................................................................................. 66
rmdir...................................................................................................................................................................................... 67
HTTP Copy via CLI..............................................................................................................................................................67
rename.................................................................................................................................................................................. 68
restore factory-defaults..................................................................................................................................................... 69
show boot system................................................................................................................................................................ 71
show bootvar....................................................................................................................................................................... 72
show file-systems................................................................................................................................................................73
show os-version...................................................................................................................................................................74
show running-config........................................................................................................................................................... 75
show startup-config............................................................................................................................................................78
show version........................................................................................................................................................................ 79
upgrade.................................................................................................................................................................................80
upgrade system................................................................................................................................................................... 82
4 Control and Monitoring...............................................................................................................85
Contents
Contents 3
asf-mode.............................................................................................................................................................................. 85
banner exec..........................................................................................................................................................................86
banner login.......................................................................................................................................................................... 87
banner motd.........................................................................................................................................................................88
cam-acl................................................................................................................................................................................. 89
cam-acl-vlan......................................................................................................................................................................... 91
clear average-power............................................................................................................................................................91
clear line................................................................................................................................................................................92
configure...............................................................................................................................................................................92
disable................................................................................................................................................................................... 93
do...........................................................................................................................................................................................94
enable....................................................................................................................................................................................95
enable optic-info-update interval...................................................................................................................................... 96
enable xfp-power-updates................................................................................................................................................. 97
end.........................................................................................................................................................................................97
exec-timeout........................................................................................................................................................................98
exit.........................................................................................................................................................................................99
ftp-server enable............................................................................................................................................................... 100
ftp-server topdir................................................................................................................................................................. 101
ftp-server username..........................................................................................................................................................102
hostname............................................................................................................................................................................ 103
ip http source-interface.................................................................................................................................................... 104
ip http vrf............................................................................................................................................................................105
ip ftp password.................................................................................................................................................................. 105
ip ftp source-interface...................................................................................................................................................... 106
ip ftp username...................................................................................................................................................................107
ip ftp vrf.............................................................................................................................................................................. 108
ip telnet server enable.......................................................................................................................................................109
ip telnet server vrf............................................................................................................................................................. 109
ip telnet source-interface.................................................................................................................................................. 110
ip telnet vrf........................................................................................................................................................................... 111
ip tftp source-interface......................................................................................................................................................112
ip tftp vrf..............................................................................................................................................................................113
line.........................................................................................................................................................................................113
login concurrent-session....................................................................................................................................................114
login statistics......................................................................................................................................................................116
motd-banner........................................................................................................................................................................117
ping....................................................................................................................................................................................... 118
reload...................................................................................................................................................................................120
reload-type..........................................................................................................................................................................122
boot-type.......................................................................................................................................................................122
secure-erase................................................................................................................................................................. 123
send..................................................................................................................................................................................... 123
service timestamps............................................................................................................................................................124
show alarms........................................................................................................................................................................125
show cam-acl-vlan.............................................................................................................................................................126
show command-history.....................................................................................................................................................127
show command-tree......................................................................................................................................................... 129
show cpu-traffic-stats...................................................................................................................................................... 130
show debugging..................................................................................................................................................................131
4
Contents
show environment............................................................................................................................................................. 132
show inventory...................................................................................................................................................................133
show login statistics...........................................................................................................................................................136
show memory..................................................................................................................................................................... 138
show processes cpu.......................................................................................................................................................... 139
show processes ipc flow-control......................................................................................................................................141
show processes memory...................................................................................................................................................143
show reset-reason.............................................................................................................................................................145
show software ifm............................................................................................................................................................. 147
show system.......................................................................................................................................................................148
show tech-support............................................................................................................................................................ 150
ssh-peer-stack-unit........................................................................................................................................................... 155
telnet................................................................................................................................................................................... 155
telnet-peer-stack-unit....................................................................................................................................................... 157
terminal length....................................................................................................................................................................157
traceroute........................................................................................................................................................................... 158
undebug all..........................................................................................................................................................................160
virtual-ip............................................................................................................................................................................... 161
write......................................................................................................................................................................................161
5 802.1X......................................................................................................................................163
debug dot1x........................................................................................................................................................................ 164
dot1x auth-fail-vlan............................................................................................................................................................ 164
dot1x auth-server...............................................................................................................................................................165
dot1x auth-type mab-only.................................................................................................................................................166
dot1x authentication (Configuration).............................................................................................................................. 167
dot1x authentication (Interface)...................................................................................................................................... 167
dot1x guest-vlan.................................................................................................................................................................168
dot1x host-mode................................................................................................................................................................ 169
dot1x mac-auth-bypass.....................................................................................................................................................170
dot1x max-eap-req..............................................................................................................................................................171
dot1x max-supplicants....................................................................................................................................................... 172
dot1x port-control.............................................................................................................................................................. 172
dot1x quiet-period.............................................................................................................................................................. 173
dot1x reauthentication....................................................................................................................................................... 174
dot1x reauth-max............................................................................................................................................................... 174
dot1x server-timeout......................................................................................................................................................... 175
dot1x supplicant-timeout...................................................................................................................................................176
dot1x tx-period....................................................................................................................................................................177
show dot1x cos-mapping interface..................................................................................................................................178
show dot1x interface..........................................................................................................................................................179
6 Access Control Lists (ACL)........................................................................................................ 182
Commands Common to all ACL Types............................................................................................................................183
remark............................................................................................................................................................................183
show config...................................................................................................................................................................185
Common IP ACL Commands............................................................................................................................................185
access-class..................................................................................................................................................................186
clear counters ip access-group.................................................................................................................................. 187
Contents
5
ip access-group............................................................................................................................................................ 187
ip mirror-access-group................................................................................................................................................189
ip control-plane egress-filter.......................................................................................................................................189
show ip accounting access-list...................................................................................................................................190
show ip access-lists......................................................................................................................................................191
Standard IP ACL Commands............................................................................................................................................192
deny............................................................................................................................................................................... 192
ip access-list standard.................................................................................................................................................194
permit............................................................................................................................................................................ 195
resequence access-list................................................................................................................................................ 196
seq..................................................................................................................................................................................197
Extended IP ACL Commands...........................................................................................................................................199
deny............................................................................................................................................................................... 199
deny icmp......................................................................................................................................................................201
deny tcp........................................................................................................................................................................203
deny udp.......................................................................................................................................................................206
ip access-list extended............................................................................................................................................... 208
permit............................................................................................................................................................................209
permit tcp.......................................................................................................................................................................211
permit udp..................................................................................................................................................................... 214
resequence access-list................................................................................................................................................ 216
seq..................................................................................................................................................................................217
Common MAC Access List Commands......................................................................................................................... 220
clear counters mac access-group............................................................................................................................. 220
mac access-group........................................................................................................................................................221
show mac access-lists................................................................................................................................................ 222
show mac accounting access-list..............................................................................................................................223
Standard MAC ACL Commands......................................................................................................................................224
deny...............................................................................................................................................................................224
mac access-list standard............................................................................................................................................225
permit............................................................................................................................................................................226
seq.................................................................................................................................................................................228
Extended MAC ACL Commands.....................................................................................................................................229
deny...............................................................................................................................................................................229
mac access-list extended............................................................................................................................................231
permit............................................................................................................................................................................232
IP Prefix List Commands..................................................................................................................................................233
clear ip prefix-list......................................................................................................................................................... 234
deny...............................................................................................................................................................................234
ip prefix-list...................................................................................................................................................................235
seq.................................................................................................................................................................................236
show config.................................................................................................................................................................. 237
show ip prefix-list detail..............................................................................................................................................238
show ip prefix-list summary....................................................................................................................................... 239
Route Map Commands.....................................................................................................................................................240
continue........................................................................................................................................................................240
description.....................................................................................................................................................................241
match as-path.............................................................................................................................................................. 241
match community........................................................................................................................................................242
match interface........................................................................................................................................................... 243
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Contents
match ip address......................................................................................................................................................... 244
match ip next-hop.......................................................................................................................................................245
match ip route-source................................................................................................................................................ 246
match metric................................................................................................................................................................ 247
match origin..................................................................................................................................................................248
match route-type........................................................................................................................................................ 249
match tag..................................................................................................................................................................... 250
route-map.....................................................................................................................................................................250
set as-path....................................................................................................................................................................251
set automatic-tag........................................................................................................................................................252
set comm-list delete................................................................................................................................................... 253
set community............................................................................................................................................................. 254
set level.........................................................................................................................................................................255
set local-preference....................................................................................................................................................256
set metric......................................................................................................................................................................257
set metric-type............................................................................................................................................................258
set next-hop.................................................................................................................................................................259
set origin.......................................................................................................................................................................260
set tag............................................................................................................................................................................261
set weight..................................................................................................................................................................... 261
show config..................................................................................................................................................................262
show route-map.......................................................................................................................................................... 263
AS-Path Commands......................................................................................................................................................... 264
ip as-path access-list.................................................................................................................................................. 264
show ip as-path-access-lists..................................................................................................................................... 265
IP Community List Commands........................................................................................................................................265
ip community-list......................................................................................................................................................... 265
show ip community-lists.............................................................................................................................................266
UDF ACL Commands........................................................................................................................................................267
deny ip...........................................................................................................................................................................267
feature udf-acl............................................................................................................................................................. 267
key................................................................................................................................................................................. 268
match............................................................................................................................................................................269
permit ip........................................................................................................................................................................269
show config..................................................................................................................................................................270
udf-id.............................................................................................................................................................................270
udf-qualifier-value........................................................................................................................................................ 271
udf-tcam....................................................................................................................................................................... 272
deny (for Standard IP ACLs)........................................................................................................................................... 272
deny (for Extended IP ACLs)...........................................................................................................................................273
seq (for Standard IPv4 ACLs)......................................................................................................................................... 275
deny tcp (for Extended IP ACLs)....................................................................................................................................276
deny udp (for Extended IP ACLs)................................................................................................................................... 277
deny arp (for Extended MAC ACLs).............................................................................................................................. 279
deny icmp (for Extended IP ACLs).................................................................................................................................280
deny ether-type (for Extended MAC ACLs)..................................................................................................................281
deny (for Standard MAC ACLs)......................................................................................................................................282
deny (for Extended MAC ACLs).....................................................................................................................................283
permit (for Standard IP ACLs)........................................................................................................................................ 285
permit arp (for Extended MAC ACLs)........................................................................................................................... 286
Contents
7
permit ether-type (for Extended MAC ACLs)...............................................................................................................287
permit icmp (for Extended IP ACLs).............................................................................................................................. 288
permit udp (for Extended IP ACLs)................................................................................................................................290
permit (for Extended IP ACLs)........................................................................................................................................ 291
permit (for Standard MAC ACLs)...................................................................................................................................293
seq (for Standard MAC ACLs)........................................................................................................................................294
permit tcp (for Extended IP ACLs).................................................................................................................................295
seq arp (for Extended MAC ACLs).................................................................................................................................297
seq ether-type (for Extended MAC ACLs)................................................................................................................... 298
seq (for IP ACLs).............................................................................................................................................................. 299
seq (for IPv6 ACLs)..........................................................................................................................................................300
permit udp (for IPv6 ACLs)............................................................................................................................................. 302
permit tcp (for IPv6 ACLs)..............................................................................................................................................304
permit icmp (for IPv6 ACLs)........................................................................................................................................... 306
permit (for IPv6 ACLs).....................................................................................................................................................308
deny udp (for IPv6 ACLs)................................................................................................................................................309
deny tcp (for IPv6 ACLs)..................................................................................................................................................310
deny icmp (for Extended IPv6 ACLs)............................................................................................................................. 312
deny (for IPv6 ACLs).........................................................................................................................................................314
7 Access Control List (ACL) VLAN Groups and Content Addressable Memory (CAM).........................316
member vlan....................................................................................................................................................................... 316
ip access-group..................................................................................................................................................................316
show acl-vlan-group ......................................................................................................................................................... 317
show cam-acl-vlan.............................................................................................................................................................318
cam-acl-vlan....................................................................................................................................................................... 319
show cam-usage............................................................................................................................................................... 320
show running config acl-vlan-group............................................................................................................................... 322
acl-vlan-group....................................................................................................................................................................322
show acl-vlan-group detail...............................................................................................................................................323
description (ACL VLAN Group).......................................................................................................................................324
8 Bidirectional Forwarding Detection (BFD).................................................................................. 325
bfd all-neighbors................................................................................................................................................................325
bfd enable (Configuration)...............................................................................................................................................327
bfd enable (Interface).......................................................................................................................................................327
bfd interval ........................................................................................................................................................................ 328
bfd protocol-liveness........................................................................................................................................................ 329
ip route bfd.........................................................................................................................................................................329
ipv6 route bfd.................................................................................................................................................................... 330
ip ospf bfd all-neighbors....................................................................................................................................................331
ipv6 ospf bfd all-neighbors...............................................................................................................................................332
isis bfd all-neighbors..........................................................................................................................................................333
neighbor bfd disable..........................................................................................................................................................334
show bfd neighbors.......................................................................................................................................................... 335
vrrp bfd neighbor...............................................................................................................................................................338
9 Border Gateway Protocol.......................................................................................................... 339
BGP IPv4 Commands....................................................................................................................................................... 339
8
Contents
address-family..............................................................................................................................................................339
aggregate-address...................................................................................................................................................... 340
bgp add-path................................................................................................................................................................ 341
bgp always-compare-med..........................................................................................................................................342
bgp asnotation............................................................................................................................................................. 343
bgp bestpath as-path ignore......................................................................................................................................344
bgp bestpath as-path multipath-relax...................................................................................................................... 345
bgp bestpath med confed..........................................................................................................................................345
bgp bestpath med missing-as-best...........................................................................................................................346
bgp bestpath router-id ignore....................................................................................................................................347
bgp client-to-client reflection.....................................................................................................................................347
bgp cluster-id............................................................................................................................................................... 348
bgp confederation identifier.......................................................................................................................................349
bgp confederation peers............................................................................................................................................ 350
bgp connection-retry-timer........................................................................................................................................ 351
bgp dampening.............................................................................................................................................................351
bgp default local-preference......................................................................................................................................352
bgp dmzlink-bw........................................................................................................................................................... 353
bgp enforce-first-as....................................................................................................................................................354
bgp fast-external-fallover...........................................................................................................................................354
bgp four-octet-as-support.........................................................................................................................................355
bgp graceful-restart....................................................................................................................................................356
bgp non-deterministic-med........................................................................................................................................357
bgp outbound-optimization........................................................................................................................................358
bgp recursive-bgp-next-hop......................................................................................................................................358
bgp redistribute-internal.............................................................................................................................................359
bgp regex-eval-optz-disable......................................................................................................................................359
bgp router-id.................................................................................................................................................................361
clear ip bgp....................................................................................................................................................................361
clear ip bgp dampening...............................................................................................................................................363
clear ip bgp flap-statistics.......................................................................................................................................... 364
clear ip bgp peer-group.............................................................................................................................................. 365
deny bandwidth........................................................................................................................................................... 366
debug ip bgp.................................................................................................................................................................367
debug ip bgp dampening............................................................................................................................................ 368
debug ip bgp events....................................................................................................................................................369
debug ip bgp keepalives..............................................................................................................................................370
debug ip bgp notifications........................................................................................................................................... 371
debug ip bgp soft-reconfiguration.............................................................................................................................372
debug ip bgp updates..................................................................................................................................................373
default-metric.............................................................................................................................................................. 374
description.................................................................................................................................................................... 374
maximum-paths........................................................................................................................................................... 375
neighbor activate.........................................................................................................................................................376
neighbor add-path....................................................................................................................................................... 377
neighbor advertisement-interval................................................................................................................................378
neighbor advertisement-start.................................................................................................................................... 379
neighbor allowas-in......................................................................................................................................................380
neighbor default-originate...........................................................................................................................................381
neighbor description....................................................................................................................................................382
Contents
9
neighbor distribute-list................................................................................................................................................382
neighbor ebgp-multihop..............................................................................................................................................383
neighbor fall-over........................................................................................................................................................ 384
neighbor local-as..........................................................................................................................................................385
neighbor maximum-prefix...........................................................................................................................................386
neighbor next-hop-self............................................................................................................................................... 387
neighbor password......................................................................................................................................................388
neighbor peer-group (assigning peers).................................................................................................................... 389
neighbor peer-group (creating group)..................................................................................................................... 390
neighbor peer-group passive...................................................................................................................................... 391
neighbor remote-as.....................................................................................................................................................392
neighbor remove-private-as...................................................................................................................................... 393
neighbor route-map.................................................................................................................................................... 393
neighbor route-reflector-client..................................................................................................................................394
neighbor send-community......................................................................................................................................... 395
neighbor sender-side-loopdetect.............................................................................................................................. 396
neighbor shutdown......................................................................................................................................................397
neighbor soft-reconfiguration inbound.....................................................................................................................398
neighbor timers............................................................................................................................................................399
neighbor timers extended.......................................................................................................................................... 400
neighbor update-source............................................................................................................................................. 400
neighbor weight............................................................................................................................................................401
network.........................................................................................................................................................................402
network backdoor....................................................................................................................................................... 403
permit bandwidth........................................................................................................................................................ 404
redistribute................................................................................................................................................................... 405
redistribute ospf.......................................................................................................................................................... 406
router bgp.....................................................................................................................................................................407
shutdown all................................................................................................................................................................. 408
shutdown address-family-ipv4–multicast................................................................................................................408
shutdown address-family-ipv4–unicast................................................................................................................... 409
shutdown address-family-ipv6–unicast................................................................................................................... 409
set extcommunity bandwidth.................................................................................................................................... 409
show capture bgp-pdu neighbor................................................................................................................................410
show config................................................................................................................................................................... 411
show ip bgp...................................................................................................................................................................412
show ip bgp cluster-list............................................................................................................................................... 416
show ip bgp community...............................................................................................................................................417
show ip bgp community-list........................................................................................................................................419
show ip bgp dampened-paths.................................................................................................................................... 421
show ip bgp detail........................................................................................................................................................422
show ip bgp extcommunity-list..................................................................................................................................423
show ip bgp filter-list.................................................................................................................................................. 425
show ip bgp flap-statistics......................................................................................................................................... 426
show ip bgp inconsistent-as.......................................................................................................................................428
show ip bgp neighbors................................................................................................................................................429
show ip bgp next-hop................................................................................................................................................. 433
show ip bgp paths....................................................................................................................................................... 434
show ip bgp paths community...................................................................................................................................435
show ip bgp peer-group............................................................................................................................................. 436
10
Contents
show ip bgp regexp.....................................................................................................................................................438
show ip bgp summary.................................................................................................................................................439
show running-config bgp............................................................................................................................................ 441
timers bgp.....................................................................................................................................................................442
timers bgp extended................................................................................................................................................... 443
MBGP Commands............................................................................................................................................................ 443
debug ip bgp dampening............................................................................................................................................ 444
distance bgp.................................................................................................................................................................445
show ip bgp dampened-paths................................................................................................................................... 445
BGP Extended Communities (RFC 4360)..................................................................................................................... 447
set extcommunity rt....................................................................................................................................................447
set extcommunity soo.................................................................................................................................................448
show ip bgp paths extcommunity............................................................................................................................. 449
show ip extcommunity-list......................................................................................................................................... 449
IPv6 BGP Commands.......................................................................................................................................................450
clear ip bgp ipv6 unicast soft.....................................................................................................................................450
debug ip bgp ipv6 unicast soft-reconfiguration....................................................................................................... 451
ipv6 prefix-list.............................................................................................................................................................. 452
neighbor soft-reconfiguration inbound.....................................................................................................................452
show ipv6 prefix-list....................................................................................................................................................453
IPv6 MBGP Commands................................................................................................................................................... 453
show ipv6 mbgproutes............................................................................................................................................... 453
10 Content Addressable Memory (CAM)........................................................................................455
CAM Profile Commands...................................................................................................................................................455
cam-acl (Configuration)............................................................................................................................................. 455
cam-acl-egress............................................................................................................................................................ 458
cam-optimization.........................................................................................................................................................458
cam-threshold..............................................................................................................................................................459
show cam-acl...............................................................................................................................................................460
show cam-usage......................................................................................................................................................... 462
test cam-usage............................................................................................................................................................463
Unified Forwarding Table Modes.................................................................................................................................... 465
hardware forwarding-table mode..............................................................................................................................465
show hardware forwarding-table mode................................................................................................................... 465
11 Control Plane Policing (CoPP).................................................................................................. 467
control-plane-cpuqos........................................................................................................................................................467
service-policy rate-limit-cpu-queues.............................................................................................................................. 468
service-policy rate-limit-protocols.................................................................................................................................. 468
ip unknown-unicast...........................................................................................................................................................469
ipv6 unknown-unicast.......................................................................................................................................................470
show cpu-queue rate cp...................................................................................................................................................470
show ip protocol-queue-mapping.................................................................................................................................... 471
show ipv6 protocol-queue-mapping............................................................................................................................... 472
show mac protocol-queue-mapping............................................................................................................................... 473
12 Data Center Bridging (DCB)..................................................................................................... 475
DCB Command..................................................................................................................................................................475
Contents
11
dcb-enable....................................................................................................................................................................475
PFC Commands.................................................................................................................................................................476
clear pfc counters........................................................................................................................................................476
description.................................................................................................................................................................... 477
pfc mode on..................................................................................................................................................................477
pfc no-drop queues.....................................................................................................................................................478
show dcb...................................................................................................................................................................... 479
show interface pfc...................................................................................................................................................... 480
show interface pfc statistics......................................................................................................................................482
show stack-unit stack-ports pfc details...................................................................................................................483
ETS Commands.................................................................................................................................................................484
bandwidth-percentage............................................................................................................................................... 484
clear ets counters........................................................................................................................................................485
dcb-enable....................................................................................................................................................................485
description....................................................................................................................................................................486
priority-list.....................................................................................................................................................................487
qos-policy-output ets..................................................................................................................................................487
scheduler...................................................................................................................................................................... 488
show interface ets.......................................................................................................................................................488
show qos priority-groups............................................................................................................................................492
show stack-unit stack-ports ets details................................................................................................................... 493
DCBX Commands............................................................................................................................................................. 494
advertise dcbx-app-tlv................................................................................................................................................494
advertise dcbx-appln-tlv.............................................................................................................................................494
advertise dcbx-tlv....................................................................................................................................................... 495
dcbx port-role.............................................................................................................................................................. 496
dcbx version................................................................................................................................................................. 497
debug dcbx...................................................................................................................................................................497
fcoe priority-bits.......................................................................................................................................................... 498
iscsi priority-bits...........................................................................................................................................................499
show interface dcbx detail......................................................................................................................................... 499
dcb-map............................................................................................................................................................................. 502
priority-pgid........................................................................................................................................................................502
pfc mode on.......................................................................................................................................................................503
priority-group bandwidth pfc...........................................................................................................................................504
dcb-map stack-unit all stack-ports all............................................................................................................................505
show qos dcb-map........................................................................................................................................................... 505
dcb pfc-shared-buffer-size............................................................................................................................................. 506
dcb-buffer-threshold .......................................................................................................................................................507
priority.................................................................................................................................................................................508
qos-policy-buffer...............................................................................................................................................................509
dcb-policy buffer-threshold (Interface Configuration).................................................................................................510
dcb-policy buffer-threshold (Global Configuration).......................................................................................................511
show qos dcb-buffer-threshold........................................................................................................................................511
dcb pfc-total-buffer-size.................................................................................................................................................. 512
show running-config dcb-buffer-threshold....................................................................................................................513
service-class buffer shared-threshold-weight...............................................................................................................515
dcb pfc-queues.................................................................................................................................................................. 516
dcb {ets | pfc} enable........................................................................................................................................................516
12
Contents
13 Debugging and Diagnostics.......................................................................................................518
Diagnostics and Monitoring Commands......................................................................................................................... 518
logging coredump stack-unit......................................................................................................................................518
Offline Diagnostic Commands..........................................................................................................................................519
diag stack-unit..............................................................................................................................................................519
offline stack-unit......................................................................................................................................................... 520
online stack-unit........................................................................................................................................................... 521
Hardware Commands.......................................................................................................................................................522
clear hardware stack-unit...........................................................................................................................................522
clear hardware system-flow...................................................................................................................................... 523
clear hardware vlan-counters.................................................................................................................................... 523
hardware watchdog....................................................................................................................................................524
show hardware mac....................................................................................................................................................524
show hardware ip........................................................................................................................................................525
show hardware stack-unit......................................................................................................................................... 526
show hardware system-flow..................................................................................................................................... 533
show hardware vlan-counters...................................................................................................................................535
show hardware counters interface ..........................................................................................................................536
show hardware drops................................................................................................................................................. 537
show hardware stack-unit buffer-stats-snapshot (Total Buffer Information)................................................... 539
show hardware buffer interface................................................................................................................................540
show hardware buffer-stats-snapshot..................................................................................................................... 541
14 Dynamic Host Configuration Protocol (DHCP)...........................................................................545
Commands to Configure the System to be a DHCP Server.......................................................................................545
clear ip dhcp.................................................................................................................................................................545
debug ip dhcp server.................................................................................................................................................. 546
debug ipv6 dhcp .........................................................................................................................................................546
default-router...............................................................................................................................................................547
disable........................................................................................................................................................................... 548
dns-server.................................................................................................................................................................... 548
domain-name............................................................................................................................................................... 549
excluded-address........................................................................................................................................................ 550
hardware-address....................................................................................................................................................... 550
host-address.................................................................................................................................................................551
ip dhcp server...............................................................................................................................................................551
lease.............................................................................................................................................................................. 552
netbios-name-server.................................................................................................................................................. 553
netbios-node-type.......................................................................................................................................................553
network.........................................................................................................................................................................554
pool................................................................................................................................................................................555
show ip dhcp binding.................................................................................................................................................. 555
show ip dhcp configuration........................................................................................................................................556
show ip dhcp conflict..................................................................................................................................................557
show ip dhcp server....................................................................................................................................................558
Commands to Configure Secure DHCP.........................................................................................................................558
arp inspection.............................................................................................................................................................. 558
arp inspection-limit......................................................................................................................................................559
Contents
13
arp inspection-trust.................................................................................................................................................... 559
clear ip dhcp snooping................................................................................................................................................560
clear ipv6 dhcp snooping binding...............................................................................................................................561
ip dhcp relay.................................................................................................................................................................562
ip dhcp snooping......................................................................................................................................................... 563
ipv6 dhcp snooping..................................................................................................................................................... 563
ipv6 dhcp snooping vlan.............................................................................................................................................564
ip dhcp snooping binding............................................................................................................................................564
IPv6 DHCP Snooping Binding....................................................................................................................................566
ip dhcp snooping database........................................................................................................................................ 566
ipv6 dhcp snooping database write-delay................................................................................................................567
ip dhcp snooping database renew.............................................................................................................................568
ipv6 dhcp snooping database renew........................................................................................................................ 568
ip dhcp snooping trust................................................................................................................................................569
ipv6 dhcp snooping trust............................................................................................................................................569
ip dhcp source-address-validation............................................................................................................................ 570
ip dhcp relay information-option................................................................................................................................ 571
ip dhcp relay source-interface................................................................................................................................... 572
ipv6 dhcp relay source-interface...............................................................................................................................572
ip dhcp snooping verify mac-address....................................................................................................................... 573
ipv6 dhcp snooping verify mac-address...................................................................................................................574
ip helper-address......................................................................................................................................................... 574
ipv6 helper-address.....................................................................................................................................................575
show ip dhcp snooping............................................................................................................................................... 576
show ipv6 dhcp snooping...........................................................................................................................................578
Commands to Configure DNS ........................................................................................................................................579
ip name-server.............................................................................................................................................................579
ip domain-name........................................................................................................................................................... 579
ip domain-list................................................................................................................................................................580
ip host............................................................................................................................................................................581
clear host......................................................................................................................................................................582
15 Equal Cost Multi-Path (ECMP)................................................................................................ 583
ecmp-group....................................................................................................................................................................... 583
hash-algorithm...................................................................................................................................................................584
hash-algorithm ecmp........................................................................................................................................................586
hash-algorithm seed..........................................................................................................................................................587
ip ecmp-group................................................................................................................................................................... 588
ip ecmp weighted..............................................................................................................................................................589
link-bundle-monitor enable.............................................................................................................................................. 590
link-bundle-distribution trigger-threshold...................................................................................................................... 590
show config........................................................................................................................................................................ 591
show link-bundle distribution............................................................................................................................................591
16 FIPS Cryptography..................................................................................................................593
fips mode enable............................................................................................................................................................... 593
show fips status................................................................................................................................................................ 593
show ip ssh........................................................................................................................................................................ 594
ssh.......................................................................................................................................................................................595
14
Contents
17 FIP Snooping.......................................................................................................................... 598
clear fip-snooping database interface vlan....................................................................................................................598
clear fip-snooping statistics.............................................................................................................................................598
debug fip snooping............................................................................................................................................................599
debug fip snooping rx....................................................................................................................................................... 600
feature fip-snooping......................................................................................................................................................... 600
fip-snooping enable........................................................................................................................................................... 601
fip-snooping fc-map......................................................................................................................................................... 602
fip-snooping max-sessions-per-enodemac....................................................................................................................602
fip-snooping port-mode fcf............................................................................................................................................. 603
fip-snooping port-mode fcoe-trusted............................................................................................................................ 603
show fip-snooping config.................................................................................................................................................604
show fip-snooping enode.................................................................................................................................................604
show fip-snooping fcf...................................................................................................................................................... 605
show fip-snooping statistics............................................................................................................................................606
show fip-snooping system............................................................................................................................................... 608
show fip-snooping vlan.................................................................................................................................................... 609
show fips status.................................................................................................................................................................610
18 Force10 Resilient Ring Protocol (FRRP)..................................................................................... 611
clear frrp...............................................................................................................................................................................611
debug frrp........................................................................................................................................................................... 612
description...........................................................................................................................................................................613
disable..................................................................................................................................................................................614
interface.............................................................................................................................................................................. 614
member-vlan.......................................................................................................................................................................616
mode....................................................................................................................................................................................616
protocol frrp........................................................................................................................................................................617
show frrp.............................................................................................................................................................................618
timer....................................................................................................................................................................................620
19 GARP VLAN Registration (GVRP)............................................................................................. 622
clear gvrp statistics...........................................................................................................................................................623
debug gvrp......................................................................................................................................................................... 623
disable................................................................................................................................................................................. 624
garp timers.........................................................................................................................................................................625
gvrp enable.........................................................................................................................................................................626
gvrp registration................................................................................................................................................................ 627
protocol gvrp..................................................................................................................................................................... 628
show config........................................................................................................................................................................628
show garp timers...............................................................................................................................................................629
show gvrp.......................................................................................................................................................................... 630
show gvrp statistics...........................................................................................................................................................631
20 High Availability (HA)..............................................................................................................633
redundancy disable-auto-reboot.....................................................................................................................................633
redundancy force-failover................................................................................................................................................634
redundancy protocol.........................................................................................................................................................634
Contents
15
show redundancy..............................................................................................................................................................635
21 ICMP Message Types.............................................................................................................. 638
22 Internet Group Management Protocol (IGMP)...........................................................................640
IGMP Commands..............................................................................................................................................................640
clear ip igmp groups....................................................................................................................................................640
debug ip igmp............................................................................................................................................................... 641
ip igmp access-group..................................................................................................................................................642
ip igmp immediate-leave.............................................................................................................................................643
ip igmp last-member-query-interval..........................................................................................................................644
ip igmp query-interval................................................................................................................................................. 644
ip igmp query-max-resp-time.................................................................................................................................... 645
ip igmp ssm-map......................................................................................................................................................... 646
ip igmp version............................................................................................................................................................. 647
show ip igmp groups................................................................................................................................................... 648
show ip igmp interface............................................................................................................................................... 650
show ip igmp ssm-map...............................................................................................................................................652
IGMP Snooping Commands.............................................................................................................................................653
clear ip igmp snooping groups................................................................................................................................... 653
debug ip igmp snooping..............................................................................................................................................654
ip igmp snooping enable............................................................................................................................................. 655
ip igmp snooping fast-leave....................................................................................................................................... 656
ip igmp snooping flood................................................................................................................................................656
ip igmp snooping last-member-query-interval.........................................................................................................657
ip igmp snooping mrouter...........................................................................................................................................658
ip igmp snooping querier............................................................................................................................................ 659
show ip igmp snooping groups.................................................................................................................................. 660
show ip igmp snooping mrouter.................................................................................................................................661
23 Interfaces.............................................................................................................................. 663
Basic Interface Commands..............................................................................................................................................663
clear counters.............................................................................................................................................................. 663
clear dampening.......................................................................................................................................................... 665
dampening....................................................................................................................................................................666
default interface.......................................................................................................................................................... 667
description....................................................................................................................................................................668
duplex (10/100 Interfaces).........................................................................................................................................669
encapsulation dot1q.....................................................................................................................................................670
errdisable recovery cause...........................................................................................................................................670
errdisable recovery interval.........................................................................................................................................671
flowcontrol.................................................................................................................................................................... 671
interface........................................................................................................................................................................674
interface group............................................................................................................................................................ 675
interface loopback.......................................................................................................................................................676
interface managementEthernet.................................................................................................................................677
interface null.................................................................................................................................................................678
interface range.............................................................................................................................................................679
interface range macro (define)................................................................................................................................. 682
16
Contents
interface range macro name......................................................................................................................................683
interface vlan............................................................................................................................................................... 684
intf-type cr4 autoneg..................................................................................................................................................685
keepalive.......................................................................................................................................................................686
monitor interface.........................................................................................................................................................686
mtu................................................................................................................................................................................ 689
negotiation auto...........................................................................................................................................................690
no port-delay-restore (Interface Mode).................................................................................................................. 692
port-delay-restore (Configuration Mode)................................................................................................................693
portmode hybrid.......................................................................................................................................................... 693
rate-interval..................................................................................................................................................................694
rate-interval (Configuration Mode).......................................................................................................................... 695
show config..................................................................................................................................................................696
show config (from INTERFACE RANGE mode)..................................................................................................... 697
show interfaces........................................................................................................................................................... 698
show interfaces configured........................................................................................................................................703
show interfaces dampening....................................................................................................................................... 704
show interfaces phy....................................................................................................................................................706
show interfaces stack-unit.........................................................................................................................................708
show interfaces status............................................................................................................................................... 709
show interfaces switchport........................................................................................................................................ 710
show interfaces transceiver........................................................................................................................................712
show interfaces vlan.................................................................................................................................................... 717
show range....................................................................................................................................................................717
show running-config ecmp-group..............................................................................................................................718
show system stack-unit fanout configured.............................................................................................................. 719
shutdown.......................................................................................................................................................................719
speed (for 10/100/1000/10000 interfaces)............................................................................................................ 720
speed (Management interface).................................................................................................................................722
stack-unit portmode quad.......................................................................................................................................... 723
switchport.....................................................................................................................................................................723
Egress Interface Selection (EIS) Commands................................................................................................................ 725
application.....................................................................................................................................................................725
application (for HTTP and ICMP)............................................................................................................................. 725
clear management application pkt-cntr....................................................................................................................726
clear management application pkt-fallback-cntr.....................................................................................................726
management egress-interface-selection..................................................................................................................727
show ip management-eis-route ................................................................................................................................727
show management application pkt-cntr...................................................................................................................728
show management application pkt-fallback-cntr.................................................................................................... 728
Port Channel Commands................................................................................................................................................. 729
channel-member..........................................................................................................................................................729
group............................................................................................................................................................................. 730
interface port-channel................................................................................................................................................. 731
minimum-links...............................................................................................................................................................732
port-channel failover-group....................................................................................................................................... 733
show config.................................................................................................................................................................. 734
show interfaces port-channel....................................................................................................................................735
show port-channel-flow..............................................................................................................................................737
Time Domain Reflectometer (TDR) Commands........................................................................................................... 739
Contents
17
tdr-cable-test...............................................................................................................................................................739
show tdr........................................................................................................................................................................740
UDP Broadcast Commands.............................................................................................................................................. 741
debug ip udp-helper..................................................................................................................................................... 741
ip udp-helper udp-port................................................................................................................................................742
show ip udp-helper......................................................................................................................................................743
ip http source-interface....................................................................................................................................................743
24 Internet Protocol Security (IPSec)........................................................................................... 745
crypto ipsec transform-set.............................................................................................................................................. 745
crypto ipsec policy.............................................................................................................................................................746
management crypto-policy...............................................................................................................................................747
match.................................................................................................................................................................................. 748
session-key.........................................................................................................................................................................748
show crypto ipsec transform-set....................................................................................................................................749
show crypto ipsec policy.................................................................................................................................................. 750
transform-set......................................................................................................................................................................751
25 IPv4 Routing.......................................................................................................................... 752
arp....................................................................................................................................................................................... 753
arp backoff-time................................................................................................................................................................754
arp learn-enable.................................................................................................................................................................755
arp max-entries..................................................................................................................................................................755
arp retries........................................................................................................................................................................... 756
arp timeout......................................................................................................................................................................... 757
clear arp-cache..................................................................................................................................................................758
clear host............................................................................................................................................................................759
clear ip fib stack-unit........................................................................................................................................................ 759
clear ip route...................................................................................................................................................................... 760
clear tcp statistics..............................................................................................................................................................761
debug arp............................................................................................................................................................................762
debug ip dhcp.................................................................................................................................................................... 763
debug ipv6 dhcp ...............................................................................................................................................................764
debug ip icmp.....................................................................................................................................................................765
debug ip packet................................................................................................................................................................. 766
icmp6-redirect enable.......................................................................................................................................................768
ip address........................................................................................................................................................................... 769
ip directed-broadcast........................................................................................................................................................769
ip domain-list...................................................................................................................................................................... 770
ip domain-lookup................................................................................................................................................................ 771
ip domain-name..................................................................................................................................................................772
ip helper-address............................................................................................................................................................... 773
ip helper-address hop-count disable............................................................................................................................... 774
ip host................................................................................................................................................................................. 775
ip icmp source-interface...................................................................................................................................................776
ipv6 icmp source-interface...............................................................................................................................................777
ip max-frag-count..............................................................................................................................................................778
ip max-routes..................................................................................................................................................................... 779
ip name-server................................................................................................................................................................... 779
18
Contents
ip proxy-arp........................................................................................................................................................................780
ip route.................................................................................................................................................................................781
ip source-route.................................................................................................................................................................. 783
ip unreachables.................................................................................................................................................................. 784
load-balance.......................................................................................................................................................................785
load-balance hg..................................................................................................................................................................786
management route............................................................................................................................................................788
show arp.............................................................................................................................................................................789
show arp retries..................................................................................................................................................................791
show hosts......................................................................................................................................................................... 792
show ip cam stack-unit.....................................................................................................................................................793
show ip fib stack-unit....................................................................................................................................................... 795
show ip flow....................................................................................................................................................................... 797
show ip interface............................................................................................................................................................... 798
show ip management-route.............................................................................................................................................800
show ipv6 management-route.........................................................................................................................................801
show ip protocols.............................................................................................................................................................. 802
show ip route..................................................................................................................................................................... 803
show ip route list............................................................................................................................................................... 807
show ip route summary.................................................................................................................................................... 808
show ip traffic....................................................................................................................................................................809
show tcp statistics..............................................................................................................................................................811
26 IPv6 Access Control Lists (IPv6 ACLs)...................................................................................... 814
show cam-acl-egress........................................................................................................................................................ 814
show cam-acl..................................................................................................................................................................... 815
permit icmp......................................................................................................................................................................... 817
permit.................................................................................................................................................................................. 818
ipv6 control-plane egress-filter........................................................................................................................................819
ipv6 access-list...................................................................................................................................................................819
cam-acl-egress..................................................................................................................................................................820
cam-acl................................................................................................................................................................................821
27 IPv6 Basics.............................................................................................................................823
cam-ipv6 extended-prefix................................................................................................................................................823
clear ipv6 fib.......................................................................................................................................................................824
clear ipv6 route..................................................................................................................................................................824
clear ipv6 mld_host...........................................................................................................................................................825
maximum dynamic-routes-ipv6.......................................................................................................................................826
ipv6 address autoconfig................................................................................................................................................... 826
ipv6 address....................................................................................................................................................................... 827
ipv6 address eui64............................................................................................................................................................ 828
ipv6 control-plane icmp error-rate-limit......................................................................................................................... 829
ipv6 flowlabel-zero............................................................................................................................................................829
ipv6 host.............................................................................................................................................................................830
ipv6 name-server.............................................................................................................................................................. 830
ipv6 nd dad attempts........................................................................................................................................................ 831
ipv6 nd disable-reachable-timer.......................................................................................................................................831
ipv6 nd dns-server ........................................................................................................................................................832
Contents
19
ipv6 nd prefix..................................................................................................................................................................... 833
ipv6 nd reachable-time.....................................................................................................................................................833
ipv6 route........................................................................................................................................................................... 834
ipv6 unicast-routing..........................................................................................................................................................836
show ipv6 cam stack-unit................................................................................................................................................ 837
show ipv6 control-plane icmp..........................................................................................................................................838
show ipv6 fib stack-unit...................................................................................................................................................838
show ipv6 flowlabel-zero................................................................................................................................................. 839
show ipv6 interface.......................................................................................................................................................... 839
show ipv6 mld_host..........................................................................................................................................................842
show ipv6 route.................................................................................................................................................................843
trust ipv6-diffserv............................................................................................................................................................. 846
28 iSCSI Optimization..................................................................................................................847
advertise dcbx-app-tlv......................................................................................................................................................847
iscsi aging time...................................................................................................................................................................847
iscsi cos...............................................................................................................................................................................848
iscsi enable......................................................................................................................................................................... 849
iscsi priority-bits................................................................................................................................................................ 849
iscsi profile-compellant.....................................................................................................................................................850
iscsi target port................................................................................................................................................................. 850
show iscsi............................................................................................................................................................................851
show iscsi session............................................................................................................................................................. 852
show iscsi session detailed...............................................................................................................................................852
show run iscsi.................................................................................................................................................................... 853
29 Intermediate System to Intermediate System (IS-IS)................................................................ 855
adjacency-check............................................................................................................................................................... 856
advertise.............................................................................................................................................................................857
area-password...................................................................................................................................................................858
clear config.........................................................................................................................................................................859
clear isis.............................................................................................................................................................................. 859
clns host............................................................................................................................................................................. 860
debug isis.............................................................................................................................................................................861
debug isis adj-packets....................................................................................................................................................... 861
debug isis local-updates................................................................................................................................................... 862
debug isis snp-packets..................................................................................................................................................... 863
debug isis spf-triggers...................................................................................................................................................... 864
debug isis update-packets............................................................................................................................................... 865
default-information originate........................................................................................................................................... 866
description..........................................................................................................................................................................867
distance.............................................................................................................................................................................. 867
distribute-list in..................................................................................................................................................................868
distribute-list out............................................................................................................................................................... 869
distribute-list redistributed-override............................................................................................................................... 870
domain-password...............................................................................................................................................................871
graceful-restart ietf...........................................................................................................................................................872
graceful-restart interval....................................................................................................................................................872
graceful-restart restart-wait............................................................................................................................................873
20
Contents
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