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Dell Command Line Reference Guide for the S4820T
System
9.8(0.0)
Notes, cautions, and warnings
NOTE: A NOTE indicates important information that helps you make better use of your computer.
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.
Copyright, 2009 – 2015 Dell Inc. All rights reserved. This product is protected by U.S. and international copyright and intellectual property laws.
Dell
™
and the Dell logo are trademarks of Dell Inc. in the United States and/or other jurisdictions. All other marks and names mentioned herein may
be trademarks of their respective companies.
2015 - 05
Contents
1 About this Guide.............................................................................................................41
Objectives.........................................................................................................................................................................41
Audience........................................................................................................................................................................... 41
Conventions......................................................................................................................................................................41
Information Icons..............................................................................................................................................................42
2 CLI Basics..................................................................................................................... 43
Accessing the Command Line.......................................................................................................................................... 43
Multiple Conguration Users............................................................................................................................................ 43
Obtaining Help..................................................................................................................................................................44
Navigating the CLI............................................................................................................................................................45
Using the Keyword no Command..................................................................................................................................... 46
Filtering show Commands................................................................................................................................................ 46
Enabling Software Features on Devices Using a Command Option.................................................................................. 47
feature vrf.................................................................................................................................................................. 47
show feature.............................................................................................................................................................. 48
Command Modes.............................................................................................................................................................48
3 File Management.......................................................................................................... 58
boot system..................................................................................................................................................................... 58
cd.....................................................................................................................................................................................59
HTTP Copy via CLI.......................................................................................................................................................... 60
copy.................................................................................................................................................................................60
delete............................................................................................................................................................................... 63
dir.....................................................................................................................................................................................64
format (S-Series)............................................................................................................................................................. 65
fsck ash..........................................................................................................................................................................66
mkdir................................................................................................................................................................................ 67
mount nfs.........................................................................................................................................................................67
rmdir................................................................................................................................................................................ 68
upgrade system................................................................................................................................................................68
rename............................................................................................................................................................................. 70
restore factory-defaults....................................................................................................................................................70
show boot system............................................................................................................................................................ 73
show bootvar....................................................................................................................................................................74
show le-systems.............................................................................................................................................................75
show running-cong.........................................................................................................................................................76
show startup-cong......................................................................................................................................................... 79
show os-version............................................................................................................................................................... 80
show version..................................................................................................................................................................... 81
upgrade............................................................................................................................................................................83
verify................................................................................................................................................................................85
3
4 Control and Monitoring..................................................................................................87
asf-mode.......................................................................................................................................................................... 87
banner exec......................................................................................................................................................................88
banner login......................................................................................................................................................................89
banner motd.....................................................................................................................................................................90
cam-acl.............................................................................................................................................................................91
cam-acl-vlan.....................................................................................................................................................................93
clear line........................................................................................................................................................................... 93
congure.......................................................................................................................................................................... 94
disable..............................................................................................................................................................................95
do.....................................................................................................................................................................................95
enable.............................................................................................................................................................................. 96
enable optic-info-update interval...................................................................................................................................... 97
end...................................................................................................................................................................................98
exec-timeout....................................................................................................................................................................99
exit................................................................................................................................................................................. 100
ftp-server enable.............................................................................................................................................................101
ftp-server topdir............................................................................................................................................................. 102
ftp-server username.......................................................................................................................................................102
hostname........................................................................................................................................................................103
ip ftp password...............................................................................................................................................................104
ip ftp vrf......................................................................................................................................................................... 105
ip ftp source-interface.................................................................................................................................................... 106
ip ftp username...............................................................................................................................................................106
ip telnet server enable.....................................................................................................................................................107
ip telnet server vrf.......................................................................................................................................................... 108
ip telnet source-interface................................................................................................................................................109
ip tftp source-interface....................................................................................................................................................110
ip tftp vrf..........................................................................................................................................................................111
line....................................................................................................................................................................................111
login concurrent-session..................................................................................................................................................112
login statistics..................................................................................................................................................................114
motd-banner....................................................................................................................................................................115
ping................................................................................................................................................................................. 116
reload...............................................................................................................................................................................119
send................................................................................................................................................................................120
service timestamps.........................................................................................................................................................120
show alarms.....................................................................................................................................................................121
show cam-acl-vlan..........................................................................................................................................................123
show command-history...................................................................................................................................................123
show command-tree.......................................................................................................................................................124
show cpu-trac-stats.................................................................................................................................................... 125
show debugging..............................................................................................................................................................127
show environment...........................................................................................................................................................127
show inventory............................................................................................................................................................... 129
4
show login statistics........................................................................................................................................................130
show memory................................................................................................................................................................. 132
show processes cpu........................................................................................................................................................133
show processes ipc ow-control..................................................................................................................................... 137
show processes memory.................................................................................................................................................138
show software ifm.......................................................................................................................................................... 140
show system...................................................................................................................................................................142
show tech-support......................................................................................................................................................... 145
ssh-peer-stack-unit........................................................................................................................................................ 148
telnet.............................................................................................................................................................................. 149
telnet-peer-stack-unit.....................................................................................................................................................150
terminal length.................................................................................................................................................................151
traceroute.......................................................................................................................................................................152
undebug all..................................................................................................................................................................... 154
virtual-ip......................................................................................................................................................................... 154
write............................................................................................................................................................................... 155
5 802.1ag........................................................................................................................ 157
ccm disable..................................................................................................................................................................... 157
ccm transmit-interval...................................................................................................................................................... 157
clear ethernet cfm traceroute-cache..............................................................................................................................158
database hold-time......................................................................................................................................................... 158
disable.............................................................................................................................................................................159
domain............................................................................................................................................................................159
ethernet cfm...................................................................................................................................................................160
ethernet cfm mep...........................................................................................................................................................160
ethernet cfm mip.............................................................................................................................................................161
mep cross-check............................................................................................................................................................. 161
mep cross-check enable................................................................................................................................................. 162
mep cross-check start-delay...........................................................................................................................................163
ping ethernet.................................................................................................................................................................. 163
show ethernet cfm domain............................................................................................................................................. 164
show ethernet cfm maintenance-points local................................................................................................................. 165
show ethernet cfm maintenance-points remote............................................................................................................. 165
show ethernet cfm mipbd...............................................................................................................................................166
show ethernet cfm statistics...........................................................................................................................................167
show ethernet cfm port-statistics.................................................................................................................................. 168
show ethernet cfm traceroute-cache............................................................................................................................. 168
service............................................................................................................................................................................ 169
traceroute cache hold-time.............................................................................................................................................169
traceroute cache size......................................................................................................................................................170
traceroute ethernet.........................................................................................................................................................170
6 802.1X..........................................................................................................................172
debug dot1x.................................................................................................................................................................... 172
dot1x auth-fail-vlan..........................................................................................................................................................173
5
dot1x auth-server............................................................................................................................................................174
dot1x auth-type mab-only............................................................................................................................................... 175
dot1x authentication (Conguration)...............................................................................................................................175
dot1x authentication (Interface)...................................................................................................................................... 176
dot1x guest-vlan..............................................................................................................................................................177
dot1x host-mode............................................................................................................................................................. 178
dot1x mac-auth-bypass...................................................................................................................................................178
dot1x max-eap-req.......................................................................................................................................................... 179
dot1x max-supplicants.....................................................................................................................................................180
dot1x port-control...........................................................................................................................................................180
dot1x quiet-period............................................................................................................................................................181
dot1x reauthentication.....................................................................................................................................................182
dot1x reauth-max............................................................................................................................................................182
dot1x server-timeout.......................................................................................................................................................183
dot1x supplicant-timeout.................................................................................................................................................184
dot1x tx-period................................................................................................................................................................185
show dot1x cos-mapping interface................................................................................................................................. 185
show dot1x interface....................................................................................................................................................... 187
7 Access Control Lists (ACL)...........................................................................................191
Commands Common to all ACL Types.............................................................................................................................191
remark....................................................................................................................................................................... 191
show cong.............................................................................................................................................................. 192
Common IP ACL Commands.......................................................................................................................................... 193
access-class............................................................................................................................................................. 193
clear counters ip access-group................................................................................................................................. 194
ip access-group........................................................................................................................................................ 195
ip control-plane egress-lter......................................................................................................................................197
show ip accounting access-list..................................................................................................................................197
Standard IP ACL Commands.......................................................................................................................................... 198
deny..........................................................................................................................................................................199
ip access-list standard..............................................................................................................................................200
permit....................................................................................................................................................................... 201
resequence access-list............................................................................................................................................. 202
resequence prex-list ipv4........................................................................................................................................203
seq...........................................................................................................................................................................204
Extended IP ACL Commands.........................................................................................................................................205
deny.........................................................................................................................................................................206
deny icmp................................................................................................................................................................ 208
deny tcp...................................................................................................................................................................209
deny udp...................................................................................................................................................................212
ip access-list extended..............................................................................................................................................214
permit....................................................................................................................................................................... 215
permit tcp.................................................................................................................................................................216
permit udp................................................................................................................................................................ 219
resequence access-list..............................................................................................................................................221
6
resequence prex-list ipv4........................................................................................................................................222
seq........................................................................................................................................................................... 223
Common MAC Access List Commands..........................................................................................................................225
clear counters mac access-group.............................................................................................................................225
mac access-group....................................................................................................................................................226
show mac access-lists..............................................................................................................................................227
show mac accounting access-list.............................................................................................................................228
Standard MAC ACL Commands.....................................................................................................................................229
deny.........................................................................................................................................................................229
mac access-list standard..........................................................................................................................................230
permit....................................................................................................................................................................... 231
seq........................................................................................................................................................................... 233
Extended MAC ACL Commands.................................................................................................................................... 234
deny......................................................................................................................................................................... 234
mac access-list extended.........................................................................................................................................236
permit.......................................................................................................................................................................237
seq........................................................................................................................................................................... 239
IP Prex List Commands.................................................................................................................................................241
clear ip prex-list.......................................................................................................................................................241
deny......................................................................................................................................................................... 242
ip prex-list...............................................................................................................................................................242
permit.......................................................................................................................................................................243
seq........................................................................................................................................................................... 244
show cong............................................................................................................................................................. 245
show ip prex-list detail............................................................................................................................................246
show ip prex-list summary......................................................................................................................................246
Route Map Commands...................................................................................................................................................247
continue................................................................................................................................................................... 247
description............................................................................................................................................................... 249
match as-path..........................................................................................................................................................249
match community.................................................................................................................................................... 250
match interface.........................................................................................................................................................251
match ip address......................................................................................................................................................252
match ip next-hop....................................................................................................................................................253
match ip route-source..............................................................................................................................................254
match metric............................................................................................................................................................255
match origin............................................................................................................................................................. 255
match route-type.....................................................................................................................................................256
match tag.................................................................................................................................................................257
route-map................................................................................................................................................................ 258
set as-path...............................................................................................................................................................259
set automatic-tag.....................................................................................................................................................260
set comm-list delete................................................................................................................................................. 261
set community......................................................................................................................................................... 262
set level....................................................................................................................................................................263
7
set local-preference................................................................................................................................................. 264
set metric.................................................................................................................................................................264
set metric-type........................................................................................................................................................ 265
set next-hop............................................................................................................................................................ 266
set origin.................................................................................................................................................................. 267
set tag......................................................................................................................................................................268
set weight................................................................................................................................................................ 269
show cong............................................................................................................................................................. 269
show route-map.......................................................................................................................................................270
AS-Path Commands....................................................................................................................................................... 271
ip as-path access-list................................................................................................................................................ 271
show ip as-path-access-lists.................................................................................................................................... 272
IP Community List Commands....................................................................................................................................... 272
ip community-list......................................................................................................................................................272
show ip community-lists........................................................................................................................................... 273
deny (for Standard IP ACLs)...........................................................................................................................................274
deny (for Extended IP ACLs)..........................................................................................................................................275
seq (for Standard IPv4 ACLs).........................................................................................................................................276
deny tcp (for Extended IP ACLs)....................................................................................................................................277
deny udp (for Extended IP ACLs)...................................................................................................................................279
deny arp (for Extended MAC ACLs)...............................................................................................................................280
deny icmp (for Extended IP ACLs)..................................................................................................................................281
deny ether-type (for Extended MAC ACLs)................................................................................................................... 282
deny (for Standard MAC ACLs)..................................................................................................................................... 283
deny (for Extended MAC ACLs).....................................................................................................................................285
permit (for Standard IP ACLs)........................................................................................................................................286
permit arp (for Extended MAC ACLs)............................................................................................................................ 287
permit ether-type (for Extended MAC ACLs)................................................................................................................ 289
permit icmp (for Extended IP ACLs).............................................................................................................................. 290
permit udp (for Extended IP ACLs).................................................................................................................................291
permit (for Extended IP ACLs).......................................................................................................................................292
permit (for Standard MAC ACLs)...................................................................................................................................294
seq (for Standard MAC ACLs)....................................................................................................................................... 295
permit tcp (for Extended IP ACLs).................................................................................................................................296
seq arp (for Extended MAC ACLs).................................................................................................................................298
seq ether-type (for Extended MAC ACLs).....................................................................................................................299
seq (for IP ACLs)........................................................................................................................................................... 300
seq (for IPv6 ACLs)........................................................................................................................................................ 301
permit udp (for IPv6 ACLs)............................................................................................................................................303
permit tcp (for IPv6 ACLs).............................................................................................................................................304
permit icmp (for IPv6 ACLs).......................................................................................................................................... 305
permit (for IPv6 ACLs)...................................................................................................................................................306
deny udp (for IPv6 ACLs).............................................................................................................................................. 308
deny tcp (for IPv6 ACLs)............................................................................................................................................... 309
deny icmp (for Extended IPv6 ACLs)..............................................................................................................................310
8
deny (for IPv6 ACLs).......................................................................................................................................................311
8 Access Control List (ACL) VLAN Groups and Content Addressable Memory (CAM).... 314
member vlan................................................................................................................................................................... 314
ip access-group...............................................................................................................................................................314
show acl-vlan-group ...................................................................................................................................................... 315
show cam-acl-vlan..........................................................................................................................................................316
cam-acl-vlan................................................................................................................................................................... 317
show cam-usage.............................................................................................................................................................318
show running cong acl-vlan-group............................................................................................................................... 320
acl-vlan-group.................................................................................................................................................................321
show acl-vlan-group detail............................................................................................................................................. 322
description (ACL VLAN Group)...................................................................................................................................... 322
9 Bidirectional Forwarding Detection (BFD)................................................................... 324
bfd all-neighbors.............................................................................................................................................................324
bfd disable......................................................................................................................................................................325
bfd enable (Conguration)............................................................................................................................................. 326
bfd enable (Interface).....................................................................................................................................................327
bfd interval .................................................................................................................................................................... 327
bfd neighbor...................................................................................................................................................................328
bfd protocol-liveness......................................................................................................................................................329
ip route bfd.....................................................................................................................................................................329
ipv6 ospf bfd all-neighbors.............................................................................................................................................330
isis bfd all-neighbors........................................................................................................................................................331
neighbor bfd...................................................................................................................................................................333
neighbor bfd disable....................................................................................................................................................... 334
show bfd neighbors........................................................................................................................................................335
vrrp bfd neighbor........................................................................................................................................................... 336
10 Border Gateway Protocol...........................................................................................338
BGP IPv4 Commands.................................................................................................................................................... 338
address-family..........................................................................................................................................................338
aggregate-address................................................................................................................................................... 339
bgp always-compare-med.........................................................................................................................................341
bgp add-path............................................................................................................................................................341
bgp asnotation......................................................................................................................................................... 342
bgp bestpath as-path ignore.................................................................................................................................... 343
bgp bestpath as-path multipath-relax...................................................................................................................... 344
bgp bestpath med confed........................................................................................................................................ 344
bgp bestpath med missing-as-best..........................................................................................................................345
bgp bestpath router-id ignore...................................................................................................................................346
bgp client-to-client reection................................................................................................................................... 346
bgp cluster-id........................................................................................................................................................... 347
bgp confederation identier..................................................................................................................................... 348
bgp confederation peers.......................................................................................................................................... 349
9
bgp dampening........................................................................................................................................................ 350
bgp default local-preference..................................................................................................................................... 351
bgp dmzlink-bw........................................................................................................................................................352
bgp enforce-rst-as................................................................................................................................................. 353
bgp fast-external-fallover.........................................................................................................................................354
bgp four-octet-as-support....................................................................................................................................... 354
bgp graceful-restart.................................................................................................................................................355
bgp non-deterministic-med......................................................................................................................................356
bgp recursive-bgp-next-hop.....................................................................................................................................357
bgp regex-eval-optz-disable..................................................................................................................................... 357
bgp router-id............................................................................................................................................................ 359
clear ip bgp.............................................................................................................................................................. 359
clear ip bgp dampening.............................................................................................................................................361
clear ip bgp ap-statistics........................................................................................................................................ 362
clear ip bgp peer-group............................................................................................................................................ 363
debug ip bgp............................................................................................................................................................ 364
debug ip bgp dampening..........................................................................................................................................366
debug ip bgp events.................................................................................................................................................367
debug ip bgp keepalives........................................................................................................................................... 368
debug ip bgp notications........................................................................................................................................368
debug ip bgp soft-reconguration............................................................................................................................369
debug ip bgp updates............................................................................................................................................... 370
default-metric........................................................................................................................................................... 371
description................................................................................................................................................................372
deny bandwidth........................................................................................................................................................373
maximum-paths........................................................................................................................................................373
neighbor activate......................................................................................................................................................374
neighbor add-path....................................................................................................................................................375
neighbor advertisement-interval...............................................................................................................................375
neighbor advertisement-start...................................................................................................................................376
neighbor allowas-in...................................................................................................................................................377
neighbor default-originate.........................................................................................................................................378
neighbor description.................................................................................................................................................379
neighbor distribute-list............................................................................................................................................. 380
neighbor ebgp-multihop............................................................................................................................................381
neighbor fall-over......................................................................................................................................................381
neighbor local-as...................................................................................................................................................... 382
neighbor maximum-prex.........................................................................................................................................383
neighbor password...................................................................................................................................................384
neighbor peer-group (assigning peers).....................................................................................................................385
neighbor peer-group (creating group).......................................................................................................................387
neighbor peer-group passive.................................................................................................................................... 387
neighbor remote-as..................................................................................................................................................388
neighbor remove-private-as..................................................................................................................................... 389
neighbor route-map................................................................................................................................................. 390
10
neighbor route-reector-client..................................................................................................................................391
neighbor send-community........................................................................................................................................392
neighbor shutdown.................................................................................................................................................. 393
neighbor soft-reconguration inbound..................................................................................................................... 394
neighbor timers........................................................................................................................................................395
neighbor update-source...........................................................................................................................................396
neighbor weight........................................................................................................................................................397
network....................................................................................................................................................................398
network backdoor.................................................................................................................................................... 399
permit bandwidth.....................................................................................................................................................400
redistribute...............................................................................................................................................................400
redistribute ospf.......................................................................................................................................................402
router bgp................................................................................................................................................................ 403
set extcommunity bandwidth...................................................................................................................................404
show capture bgp-pdu neighbor.............................................................................................................................. 404
show cong............................................................................................................................................................. 405
show ip bgp............................................................................................................................................................. 406
show ip bgp cluster-list............................................................................................................................................ 408
show ip bgp community...........................................................................................................................................409
show ip bgp community-list...................................................................................................................................... 412
show ip bgp dampened-paths...................................................................................................................................413
show ip bgp dampened-paths...................................................................................................................................415
show ip bgp detail..................................................................................................................................................... 416
show ip bgp extcommunity-list................................................................................................................................. 418
show ip bgp lter-list.................................................................................................................................................419
show ip bgp ap-statistics........................................................................................................................................ 421
show ip bgp inconsistent-as.....................................................................................................................................423
show ip bgp neighbors............................................................................................................................................. 424
show ip bgp next-hop.............................................................................................................................................. 428
show ip bgp paths....................................................................................................................................................429
show ip bgp paths community................................................................................................................................. 430
show ip bgp peer-group........................................................................................................................................... 432
show ip bgp regexp.................................................................................................................................................. 433
show ip bgp summary.............................................................................................................................................. 435
show running-cong bgp......................................................................................................................................... 438
timers bgp................................................................................................................................................................438
MBGP Commands......................................................................................................................................................... 439
debug ip bgp dampening..........................................................................................................................................439
distance bgp............................................................................................................................................................ 440
show ip bgp dampened-paths...................................................................................................................................441
BGP Extended Communities (RFC 4360)...................................................................................................................... 443
set extcommunity rt.................................................................................................................................................443
set extcommunity soo..............................................................................................................................................444
show ip bgp ipv4 extcommunity-list.........................................................................................................................445
show ip bgp paths extcommunity.............................................................................................................................446
11
show ip extcommunity-list........................................................................................................................................447
IPv6 BGP Commands.....................................................................................................................................................447
clear ip bgp ipv6 unicast soft....................................................................................................................................447
debug ip bgp ipv6 unicast soft-reconguration........................................................................................................ 448
ipv6 prex-list.......................................................................................................................................................... 449
neighbor soft-reconguration inbound..................................................................................................................... 450
IPv6 MBGP Commands.................................................................................................................................................450
show ipv6 mbgproutes.............................................................................................................................................450
11 Content Addressable Memory (CAM).........................................................................452
CAM Prole Commands.................................................................................................................................................452
cam-acl (Conguration)........................................................................................................................................... 452
cam-acl-egress........................................................................................................................................................ 455
cam-optimization..................................................................................................................................................... 456
show cam-acl...........................................................................................................................................................457
test cam-usage........................................................................................................................................................458
12 Control Plane Policing (CoPP)....................................................................................461
control-plane-cpuqos......................................................................................................................................................461
ip unknown-unicast.........................................................................................................................................................461
ipv6 unknown-unicast....................................................................................................................................................462
service-policy rate-limit-cpu-queues.............................................................................................................................. 462
service-policy rate-limit-protocols.................................................................................................................................. 463
show cpu-queue rate cp................................................................................................................................................ 464
show ip protocol-queue-mapping...................................................................................................................................465
show ipv6 protocol-queue-mapping...............................................................................................................................466
show mac protocol-queue-mapping...............................................................................................................................466
13 Data Center Bridging (DCB)...................................................................................... 468
DCB Command.............................................................................................................................................................. 468
dcb-enable...............................................................................................................................................................468
PFC Commands.............................................................................................................................................................469
clear pfc counters.................................................................................................................................................... 469
description............................................................................................................................................................... 470
pfc mode on............................................................................................................................................................. 470
pfc no-drop queues...................................................................................................................................................471
show dcb..................................................................................................................................................................472
show interface pfc....................................................................................................................................................472
show interface pfc statistics.....................................................................................................................................475
show stack-unit stack-ports pfc details....................................................................................................................476
ETS Commands............................................................................................................................................................. 476
bandwidth-percentage............................................................................................................................................. 477
clear ets counters.....................................................................................................................................................478
dcb-enable............................................................................................................................................................... 478
description............................................................................................................................................................... 479
priority-list................................................................................................................................................................479
12
priority-group........................................................................................................................................................... 480
qos-policy-output ets................................................................................................................................................481
set-pgid....................................................................................................................................................................482
scheduler................................................................................................................................................................. 482
show interface ets....................................................................................................................................................483
show qos priority-groups..........................................................................................................................................487
show stack-unit stack-ports ets details.................................................................................................................... 487
DCBX Commands.......................................................................................................................................................... 488
advertise dcbx-app-tlv............................................................................................................................................. 488
advertise dcbx-appln-tlv.......................................................................................................................................... 489
advertise dcbx-tlv.................................................................................................................................................... 490
dcbx port-role.......................................................................................................................................................... 490
dcbx version............................................................................................................................................................. 491
debug dcbx.............................................................................................................................................................. 492
fcoe priority-bits.......................................................................................................................................................493
iscsi priority-bits....................................................................................................................................................... 493
show interface dcbx detail........................................................................................................................................494
dcb-map........................................................................................................................................................................ 496
priority-pgid....................................................................................................................................................................497
pfc mode on...................................................................................................................................................................498
priority-group bandwidth pfc..........................................................................................................................................499
dcb-map stack-unit all stack-ports all............................................................................................................................ 500
show qos dcb-map........................................................................................................................................................ 500
dcb pfc-shared-buer-size.............................................................................................................................................501
dcb-buer-threshold .....................................................................................................................................................502
priority........................................................................................................................................................................... 503
qos-policy-buer............................................................................................................................................................504
dcb-policy buer-threshold (Interface Conguration)....................................................................................................505
dcb-policy dcb-buer-threshold (Global Conguration).................................................................................................506
show qos dcb-buer-threshold...................................................................................................................................... 507
dcb pfc-total-buer-size................................................................................................................................................ 507
show running-cong dcb-buer-threshold.................................................................................................................... 508
dcb pfc-queues..............................................................................................................................................................509
dcb {ets | pfc} enable......................................................................................................................................................510
14 Debugging and Diagnostics......................................................................................... 511
Diagnostics and Monitoring Commands...........................................................................................................................511
logging coredump stack-unit......................................................................................................................................511
Oine Diagnostic Commands.........................................................................................................................................512
diag stack-unit.......................................................................................................................................................... 512
oine stack-unit....................................................................................................................................................... 513
online stack-unit........................................................................................................................................................514
Hardware Commands..................................................................................................................................................... 515
clear hardware stack-unit..........................................................................................................................................515
clear hardware system-ow......................................................................................................................................516
clear hardware vlan-counters....................................................................................................................................516
13
hardware watchdog.................................................................................................................................................. 517
show hardware layer2............................................................................................................................................... 517
show hardware layer3............................................................................................................................................... 518
show hardware stack-unit.........................................................................................................................................519
show hardware buer interface................................................................................................................................527
show hardware buer-stats-snapshot..................................................................................................................... 528
show hardware counters interface ...........................................................................................................................531
show hardware drops...............................................................................................................................................532
show hardware stack-unit buer-stats-snapshot (Total Buer Information)............................................................534
show hardware system-ow.................................................................................................................................... 535
show hardware vlan-counters.................................................................................................................................. 537
15 Dynamic Host Conguration Protocol (DHCP).......................................................... 539
Commands to Congure the System to be a DHCP Server........................................................................................... 539
clear ip dhcp............................................................................................................................................................ 539
debug ip dhcp server............................................................................................................................................... 540
debug ipv6 dhcp ..................................................................................................................................................... 540
default-router............................................................................................................................................................541
disable.......................................................................................................................................................................541
dns-server................................................................................................................................................................542
domain-name........................................................................................................................................................... 542
excluded-address.....................................................................................................................................................543
hardware-address.................................................................................................................................................... 544
host..........................................................................................................................................................................544
lease........................................................................................................................................................................ 545
netbios-name-server................................................................................................................................................545
netbios-node-type................................................................................................................................................... 546
network....................................................................................................................................................................547
pool.......................................................................................................................................................................... 547
show ip dhcp binding............................................................................................................................................... 548
show ip dhcp conguration...................................................................................................................................... 548
show ip dhcp conict............................................................................................................................................... 549
show ip dhcp server.................................................................................................................................................549
Commands to Congure Secure DHCP......................................................................................................................... 550
arp inspection.......................................................................................................................................................... 550
arp inspection-trust................................................................................................................................................. 550
clear ip dhcp snooping.............................................................................................................................................. 551
clear ipv6 dhcp snooping binding............................................................................................................................. 552
ip dhcp relay.............................................................................................................................................................553
ip dhcp snooping......................................................................................................................................................553
ipv6 dhcp snooping..................................................................................................................................................554
ipv6 dhcp snooping vlan...........................................................................................................................................554
ip dhcp snooping binding......................................................................................................................................... 555
IPv6 DHCP Snooping Binding.................................................................................................................................. 556
ip dhcp snooping database.......................................................................................................................................557
ipv6 dhcp snooping database write-delay.................................................................................................................557
14
ip dhcp snooping database renew............................................................................................................................558
ipv6 dhcp snooping database renew........................................................................................................................558
ip dhcp snooping trust............................................................................................................................................. 559
ipv6 dhcp snooping trust......................................................................................................................................... 559
ip dhcp source-address-validation............................................................................................................................559
ip dhcp relay information-option...............................................................................................................................560
ip dhcp snooping verify mac-address........................................................................................................................561
ipv6 dhcp snooping verify mac-address...................................................................................................................562
ip helper-address......................................................................................................................................................562
ipv6 helper-address..................................................................................................................................................563
show ip dhcp snooping............................................................................................................................................ 563
show ipv6 dhcp snooping........................................................................................................................................ 565
Commands to Congure DNS .......................................................................................................................................566
ip name-server.........................................................................................................................................................566
ip domain-name........................................................................................................................................................567
ip domain-list............................................................................................................................................................568
ip host......................................................................................................................................................................568
clear host.................................................................................................................................................................569
16 Equal Cost Multi-Path (ECMP)..................................................................................570
ecmp-group................................................................................................................................................................... 570
hash-algorithm................................................................................................................................................................571
hash-algorithm ecmp......................................................................................................................................................574
hash-algorithm seed.......................................................................................................................................................575
ip ecmp-group................................................................................................................................................................576
ip ecmp weighted...........................................................................................................................................................576
link-bundle-distribution trigger-threshold........................................................................................................................577
link-bundle-monitor enable............................................................................................................................................. 578
show cong....................................................................................................................................................................578
show link-bundle distribution.......................................................................................................................................... 579
17 FIPS Cryptography.................................................................................................... 580
ps mode enable............................................................................................................................................................580
show ps status.............................................................................................................................................................580
show ip ssh.....................................................................................................................................................................581
ssh................................................................................................................................................................................. 582
18 FIP Snooping............................................................................................................. 585
clear p-snooping database interface vlan.....................................................................................................................585
clear p-snooping statistics........................................................................................................................................... 586
debug p snooping.........................................................................................................................................................586
debug p snooping rx.....................................................................................................................................................587
feature p-snooping.......................................................................................................................................................588
p-snooping enable........................................................................................................................................................588
p-snooping fc-map...................................................................................................................................................... 589
p-snooping max-sessions-per-enodemac.....................................................................................................................590
15
p-snooping port-mode fcf............................................................................................................................................590
p-snooping port-mode fcoe-trusted............................................................................................................................. 591
show p-snooping cong................................................................................................................................................591
show p-snooping enode...............................................................................................................................................592
show p-snooping fcf.................................................................................................................................................... 593
show p-snooping statistics...........................................................................................................................................594
show p-snooping system............................................................................................................................................. 596
show p-snooping vlan...................................................................................................................................................597
show ps status.............................................................................................................................................................598
19 Force10 Resilient Ring Protocol (FRRP).................................................................... 599
clear frrp........................................................................................................................................................................599
debug frrp......................................................................................................................................................................600
description......................................................................................................................................................................601
disable............................................................................................................................................................................602
interface.........................................................................................................................................................................602
member-vlan..................................................................................................................................................................604
mode..............................................................................................................................................................................604
protocol frrp...................................................................................................................................................................605
show frrp....................................................................................................................................................................... 606
timer.............................................................................................................................................................................. 607
20 GARP VLAN Registration (GVRP).............................................................................609
clear gvrp statistics.........................................................................................................................................................610
debug gvrp..................................................................................................................................................................... 610
disable............................................................................................................................................................................. 611
garp timers..................................................................................................................................................................... 612
gvrp enable.....................................................................................................................................................................613
gvrp registration..............................................................................................................................................................614
protocol gvrp.................................................................................................................................................................. 615
show cong.................................................................................................................................................................... 616
show garp timers............................................................................................................................................................616
show gvrp.......................................................................................................................................................................617
show gvrp statistics........................................................................................................................................................618
21 High Availability (HA).................................................................................................620
patch ash://RUNTIME_PATCH_DIR............................................................................................................................620
process restartable......................................................................................................................................................... 621
redundancy auto-failover-limit........................................................................................................................................622
redundancy disable-auto-reboot.....................................................................................................................................623
redundancy force-failover...............................................................................................................................................623
redundancy primary........................................................................................................................................................624
redundancy protocol...................................................................................................................................................... 625
redundancy reset-counter..............................................................................................................................................626
redundancy sfm standby................................................................................................................................................626
redundancy synchronize.................................................................................................................................................627
16
show patch.................................................................................................................................................................... 628
show processes restartable............................................................................................................................................628
show redundancy...........................................................................................................................................................629
22 ICMP Message Types................................................................................................633
23 Internet Group Management Protocol (IGMP).......................................................... 635
IGMP Commands...........................................................................................................................................................635
clear ip igmp groups................................................................................................................................................. 635
debug ip igmp.......................................................................................................................................................... 636
ip igmp access-group............................................................................................................................................... 637
ip igmp group-join-limit.............................................................................................................................................638
ip igmp immediate-leave...........................................................................................................................................639
ip igmp last-member-query-interval......................................................................................................................... 639
ip igmp query-interval...............................................................................................................................................640
ip igmp query-max-resp-time....................................................................................................................................641
ip igmp ssm-map......................................................................................................................................................642
ip igmp version.........................................................................................................................................................643
show ip igmp groups................................................................................................................................................ 644
show ip igmp interface.............................................................................................................................................646
show ip igmp ssm-map.............................................................................................................................................647
IGMP Snooping Commands........................................................................................................................................... 648
clear ip igmp snooping groups.................................................................................................................................. 649
debug ip igmp snooping........................................................................................................................................... 650
ip igmp snooping enable...........................................................................................................................................650
ip igmp snooping fast-leave...................................................................................................................................... 651
ip igmp snooping ood............................................................................................................................................. 652
ip igmp snooping last-member-query-interval.......................................................................................................... 653
ip igmp snooping mrouter.........................................................................................................................................653
ip igmp snooping querier.......................................................................................................................................... 654
show ip igmp snooping groups.................................................................................................................................655
show ip igmp snooping mrouter............................................................................................................................... 656
24 Interfaces..................................................................................................................658
Basic Interface Commands............................................................................................................................................ 658
clear counters.......................................................................................................................................................... 658
clear dampening.......................................................................................................................................................660
dampening................................................................................................................................................................661
description............................................................................................................................................................... 662
duplex (10/100 Interfaces)....................................................................................................................................... 663
owcontrol...............................................................................................................................................................664
interface...................................................................................................................................................................666
interface group.........................................................................................................................................................667
interface loopback....................................................................................................................................................669
interface ManagementEthernet...............................................................................................................................669
interface null.............................................................................................................................................................670
17
interface range..........................................................................................................................................................671
interface range macro (dene)................................................................................................................................. 674
interface range macro name.....................................................................................................................................675
interface vlan............................................................................................................................................................676
intf-type cr4 autoneg................................................................................................................................................677
negotiation auto....................................................................................................................................................... 678
keepalive..................................................................................................................................................................680
monitor interface...................................................................................................................................................... 681
mtu.......................................................................................................................................................................... 683
portmode hybrid...................................................................................................................................................... 684
rate-interval............................................................................................................................................................. 686
show cong..............................................................................................................................................................687
show cong (from INTERFACE RANGE mode)........................................................................................................687
show interfaces........................................................................................................................................................688
show interfaces congured......................................................................................................................................694
show interfaces dampening..................................................................................................................................... 695
show interfaces phy.................................................................................................................................................696
show interfaces stack-unit.......................................................................................................................................698
show interfaces status.............................................................................................................................................699
show interfaces switchport......................................................................................................................................700
show interfaces transceiver......................................................................................................................................702
show interfaces vlan.................................................................................................................................................707
show range...............................................................................................................................................................707
show running-cong ecmp-group............................................................................................................................ 708
shutdown................................................................................................................................................................. 709
speed (for 10/100/1000 interfaces).......................................................................................................................... 710
speed (Management interface)................................................................................................................................. 711
stack-unit portmode................................................................................................................................................. 712
switchport.................................................................................................................................................................713
Egress Interface Selection (EIS) Commands...................................................................................................................714
application.................................................................................................................................................................714
application (for HTTP and ICMP)............................................................................................................................. 715
clear management application pkt-cntr.....................................................................................................................716
clear management application pkt-fallback-cntr........................................................................................................716
management egress-interface-selection................................................................................................................... 716
show ip management-eis-route ................................................................................................................................717
show management application pkt-cntr.................................................................................................................... 717
show management application pkt-fallback-cntr.......................................................................................................718
Port Channel Commands................................................................................................................................................718
channel-member.......................................................................................................................................................719
group........................................................................................................................................................................720
interface port-channel...............................................................................................................................................721
minimum-links.......................................................................................................................................................... 722
port-channel failover-group...................................................................................................................................... 723
show cong..............................................................................................................................................................724
18
show interfaces port-channel................................................................................................................................... 724
show port-channel-ow........................................................................................................................................... 727
Time Domain Reectometer (TDR)................................................................................................................................729
tdr-cable-test...........................................................................................................................................................729
show tdr...................................................................................................................................................................730
UDP Broadcast............................................................................................................................................................... 731
debug ip udp-helper.................................................................................................................................................. 731
ip udp-broadcast-address.........................................................................................................................................732
ip udp-helper udp-port............................................................................................................................................. 733
show ip udp-helper...................................................................................................................................................734
Enhanced Validation of Interface Ranges....................................................................................................................... 734
ip http source-interface..................................................................................................................................................735
25 Internet Protocol Security (IPSec)............................................................................ 736
crypto ipsec transform-set.............................................................................................................................................736
crypto ipsec policy..........................................................................................................................................................738
management crypto-policy.............................................................................................................................................738
match.............................................................................................................................................................................739
session-key.....................................................................................................................................................................740
show crypto ipsec transform-set.....................................................................................................................................741
show crypto ipsec policy................................................................................................................................................. 741
transform-set................................................................................................................................................................. 742
26 IPv4 Routing..............................................................................................................743
arp..................................................................................................................................................................................743
arp backo-time.............................................................................................................................................................744
arp learn-enable..............................................................................................................................................................745
arp max-entries.............................................................................................................................................................. 746
arp retries.......................................................................................................................................................................746
arp timeout.....................................................................................................................................................................747
clear arp-cache.............................................................................................................................................................. 748
clear host....................................................................................................................................................................... 749
clear ip b stack-unit...................................................................................................................................................... 749
clear ip route.................................................................................................................................................................. 750
clear tcp statistics...........................................................................................................................................................751
debug arp.......................................................................................................................................................................752
debug ip dhcp................................................................................................................................................................ 753
debug ip icmp.................................................................................................................................................................755
debug ip packet..............................................................................................................................................................756
ip address.......................................................................................................................................................................758
ip directed-broadcast..................................................................................................................................................... 759
ip domain-list..................................................................................................................................................................760
ip domain-lookup.............................................................................................................................................................761
ip domain-name..............................................................................................................................................................762
ip helper-address............................................................................................................................................................763
ip helper-address hop-count disable...............................................................................................................................764
19
ip host............................................................................................................................................................................ 764
ip icmp source-interface.................................................................................................................................................765
ipv6 icmp source-interface.............................................................................................................................................766
ip max-frag-count.......................................................................................................................................................... 768
ip max-routes................................................................................................................................................................. 768
ip mtu.............................................................................................................................................................................769
ip name-server................................................................................................................................................................ 771
ip proxy-arp.....................................................................................................................................................................771
ip route........................................................................................................................................................................... 772
ip source-route............................................................................................................................................................... 775
ip tcp initial-time.............................................................................................................................................................775
show ip tcp initial-time....................................................................................................................................................776
ip unreachables...............................................................................................................................................................776
load-balance................................................................................................................................................................... 777
load-balance hg.............................................................................................................................................................. 778
management route.........................................................................................................................................................780
show arp......................................................................................................................................................................... 781
show arp retries..............................................................................................................................................................784
show hosts.....................................................................................................................................................................785
show ip cam linecard...................................................................................................................................................... 786
show ip cam stack-unit.................................................................................................................................................. 789
show ip b linecard......................................................................................................................................................... 791
show ip b stack-unit..................................................................................................................................................... 792
show ip ow...................................................................................................................................................................794
show ip interface............................................................................................................................................................795
show ip management-route............................................................................................................................................797
show ipv6 management-route........................................................................................................................................798
show ip protocols........................................................................................................................................................... 799
show ip route................................................................................................................................................................. 800
show ip route list............................................................................................................................................................804
show ip route summary..................................................................................................................................................805
show ip trac................................................................................................................................................................ 807
show tcp statistics.........................................................................................................................................................809
27 IPv6 Access Control Lists (IPv6 ACLs).......................................................................812
show cam-acl-egress......................................................................................................................................................812
show cam-acl..................................................................................................................................................................813
permit icmp.....................................................................................................................................................................815
permit............................................................................................................................................................................. 816
ipv6 control-plane egress-lter....................................................................................................................................... 816
ipv6 access-list............................................................................................................................................................... 817
cam-acl-egress............................................................................................................................................................... 818
cam-acl...........................................................................................................................................................................819
28 IPv6 Basics................................................................................................................ 821
clear ipv6 b................................................................................................................................................................... 821
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