Dell Command Line Reference Guide for the
S4810 System
9.7(0.0)
February 2015
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.
NOTE: A WARNING indicates a potential for property damage, personal injury, or death.
Copyright © 2015 Dell Inc. All rights reserved. This product is protected by U.S. and international copyright and intellectual property laws. Dell
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their respective companies.
Chapter 1: About this Guide........................................................................................................... 38
Objectives.............................................................................................................................................................................38
Audience............................................................................................................................................................................... 38
Conventions......................................................................................................................................................................... 38
Information Icons.................................................................................................................................................................38
Chapter 2: CLI Basics.................................................................................................................... 40
Accessing the Command Line........................................................................................................................................... 40
Multiple Configuration Users............................................................................................................................................. 40
Obtaining Help...................................................................................................................................................................... 41
Navigating the CLI...............................................................................................................................................................42
Using the Keyword no Command......................................................................................................................................42
Filtering show Commands.................................................................................................................................................. 42
Enabling Software Features on Devices Using a Command Option.............................................................................43
feature vrf.......................................................................................................................................................................44
show feature.................................................................................................................................................................. 44
Command Modes................................................................................................................................................................ 44
Chapter 3: File Management.......................................................................................................... 53
boot system......................................................................................................................................................................... 53
cd...........................................................................................................................................................................................54
HTTP Copy via CLI..............................................................................................................................................................55
copy.......................................................................................................................................................................................55
delete.................................................................................................................................................................................... 58
dir...........................................................................................................................................................................................58
format flash (S-Series).......................................................................................................................................................59
fsck flash.............................................................................................................................................................................. 60
mkdir...................................................................................................................................................................................... 61
mount nfs.............................................................................................................................................................................. 61
rmdir.......................................................................................................................................................................................61
upgrade system................................................................................................................................................................... 62
HTTP Copy via CLI..............................................................................................................................................................63
rename.................................................................................................................................................................................. 63
restore factory-defaults..................................................................................................................................................... 64
show boot system...............................................................................................................................................................66
show bootvar....................................................................................................................................................................... 67
show file-systems................................................................................................................................................................67
show os-version...................................................................................................................................................................68
show running-config........................................................................................................................................................... 69
show startup-config............................................................................................................................................................72
show version........................................................................................................................................................................ 73
upgrade.................................................................................................................................................................................75
Chapter 4: Control and Monitoring..................................................................................................77
Contents
Contents 3
asf-mode...............................................................................................................................................................................78
banner exec..........................................................................................................................................................................78
banner login.......................................................................................................................................................................... 79
banner motd..........................................................................................................................................................................81
cam-acl................................................................................................................................................................................. 82
cam-acl-vlan.........................................................................................................................................................................83
clear line................................................................................................................................................................................83
configure...............................................................................................................................................................................84
disable................................................................................................................................................................................... 84
do...........................................................................................................................................................................................85
enable....................................................................................................................................................................................86
enable optic-info-update interval...................................................................................................................................... 87
enable xfp-power-updates................................................................................................................................................. 87
end.........................................................................................................................................................................................88
exec-timeout........................................................................................................................................................................89
exit.........................................................................................................................................................................................89
ftp-server enable.................................................................................................................................................................90
ftp-server topdir...................................................................................................................................................................91
ftp-server username........................................................................................................................................................... 92
hostname..............................................................................................................................................................................92
ip http source-interface......................................................................................................................................................93
ip ftp password.................................................................................................................................................................... 94
ip ftp source-interface........................................................................................................................................................94
ip ftp username....................................................................................................................................................................95
ip ftp vrf................................................................................................................................................................................96
ip telnet server enable.........................................................................................................................................................96
ip telnet server vrf............................................................................................................................................................... 97
ip telnet source-interface................................................................................................................................................... 97
ip telnet vrf...........................................................................................................................................................................98
ip tftp source-interface...................................................................................................................................................... 99
ip tftp vrf.............................................................................................................................................................................100
line........................................................................................................................................................................................100
motd-banner........................................................................................................................................................................101
ping...................................................................................................................................................................................... 102
reload...................................................................................................................................................................................104
send..................................................................................................................................................................................... 105
service timestamps............................................................................................................................................................105
show alarms........................................................................................................................................................................106
show cam-acl-vlan.............................................................................................................................................................107
show command-history.....................................................................................................................................................107
show command-tree......................................................................................................................................................... 109
show cpu-traffic-stats.......................................................................................................................................................110
show debugging...................................................................................................................................................................111
show environment...............................................................................................................................................................111
show inventory....................................................................................................................................................................113
show memory......................................................................................................................................................................114
show processes cpu...........................................................................................................................................................115
show processes ipc flow-control......................................................................................................................................118
show processes memory................................................................................................................................................... 119
show software ifm..............................................................................................................................................................121
4
Contents
show system.......................................................................................................................................................................122
show tech-support............................................................................................................................................................ 126
ssh-peer-stack-unit........................................................................................................................................................... 128
telnet....................................................................................................................................................................................129
telnet-peer-stack-unit.......................................................................................................................................................130
terminal length....................................................................................................................................................................130
traceroute............................................................................................................................................................................ 131
undebug all.......................................................................................................................................................................... 133
virtual-ip...............................................................................................................................................................................133
write.....................................................................................................................................................................................134
Chapter 5: 802.1ag.......................................................................................................................135
ccm disable......................................................................................................................................................................... 135
ccm transmit-interval........................................................................................................................................................ 136
clear ethernet cfm traceroute-cache..............................................................................................................................136
database hold-time............................................................................................................................................................ 136
disable.................................................................................................................................................................................. 137
domain................................................................................................................................................................................. 137
ethernet cfm.......................................................................................................................................................................138
ethernet cfm mep.............................................................................................................................................................. 138
ethernet cfm mip............................................................................................................................................................... 139
mep cross-check................................................................................................................................................................139
mep cross-check enable................................................................................................................................................... 139
mep cross-check start-delay............................................................................................................................................140
ping ethernet...................................................................................................................................................................... 140
show ethernet cfm domain............................................................................................................................................... 141
show ethernet cfm maintenance-points local.................................................................................................................141
show ethernet cfm maintenance-points remote........................................................................................................... 142
show ethernet cfm mipbd.................................................................................................................................................143
show ethernet cfm statistics............................................................................................................................................143
show ethernet cfm port-statistics...................................................................................................................................144
show ethernet cfm traceroute-cache.............................................................................................................................144
service................................................................................................................................................................................. 145
traceroute cache hold-time.............................................................................................................................................. 145
traceroute cache size........................................................................................................................................................146
traceroute ethernet........................................................................................................................................................... 146
Chapter 6: 802.1X........................................................................................................................ 148
debug dot1x........................................................................................................................................................................ 149
dot1x auth-fail-vlan............................................................................................................................................................ 149
dot1x auth-server...............................................................................................................................................................150
dot1x auth-type mab-only.................................................................................................................................................150
dot1x authentication (Configuration)...............................................................................................................................151
dot1x authentication (Interface)...................................................................................................................................... 152
dot1x guest-vlan.................................................................................................................................................................152
dot1x host-mode................................................................................................................................................................ 153
dot1x mac-auth-bypass.....................................................................................................................................................154
dot1x max-eap-req.............................................................................................................................................................154
dot1x max-supplicants.......................................................................................................................................................155
Contents
5
dot1x port-control..............................................................................................................................................................155
dot1x quiet-period.............................................................................................................................................................. 156
dot1x reauthentication.......................................................................................................................................................156
dot1x reauth-max............................................................................................................................................................... 157
dot1x server-timeout......................................................................................................................................................... 157
dot1x supplicant-timeout...................................................................................................................................................158
dot1x tx-period................................................................................................................................................................... 159
show dot1x cos-mapping interface..................................................................................................................................159
show dot1x interface.......................................................................................................................................................... 161
Chapter 7: Access Control Lists (ACL)...........................................................................................164
Commands Common to all ACL Types........................................................................................................................... 165
remark............................................................................................................................................................................165
show config...................................................................................................................................................................166
Common IP ACL Commands............................................................................................................................................167
access-class..................................................................................................................................................................167
clear counters ip access-group.................................................................................................................................. 167
ip access-group............................................................................................................................................................ 168
ip control-plane egress-filter.......................................................................................................................................169
show ip accounting access-list...................................................................................................................................169
show ip access-lists...................................................................................................................................................... 171
Standard IP ACL Commands............................................................................................................................................172
deny................................................................................................................................................................................172
ip access-list standard................................................................................................................................................. 173
permit.............................................................................................................................................................................174
resequence access-list................................................................................................................................................ 175
seq..................................................................................................................................................................................175
Extended IP ACL Commands........................................................................................................................................... 177
deny................................................................................................................................................................................177
deny icmp...................................................................................................................................................................... 178
deny tcp.........................................................................................................................................................................179
deny udp........................................................................................................................................................................182
ip access-list extended................................................................................................................................................ 184
permit.............................................................................................................................................................................184
permit tcp......................................................................................................................................................................186
permit udp.....................................................................................................................................................................188
resequence access-list................................................................................................................................................ 190
seq..................................................................................................................................................................................190
Common MAC Access List Commands.......................................................................................................................... 192
clear counters mac access-group..............................................................................................................................193
mac access-group........................................................................................................................................................193
show mac access-lists.................................................................................................................................................194
show mac accounting access-list.............................................................................................................................. 195
Standard MAC ACL Commands...................................................................................................................................... 196
deny............................................................................................................................................................................... 196
mac access-list standard.............................................................................................................................................197
permit.............................................................................................................................................................................198
seq..................................................................................................................................................................................199
Extended MAC ACL Commands.....................................................................................................................................200
deny...............................................................................................................................................................................200
6
Contents
mac access-list extended...........................................................................................................................................202
permit............................................................................................................................................................................203
IP Prefix List Commands..................................................................................................................................................204
clear ip prefix-list......................................................................................................................................................... 204
deny...............................................................................................................................................................................205
ip prefix-list...................................................................................................................................................................205
seq.................................................................................................................................................................................206
show config..................................................................................................................................................................207
show ip prefix-list detail.............................................................................................................................................. 207
show ip prefix-list summary....................................................................................................................................... 208
Route Map Commands.....................................................................................................................................................209
continue........................................................................................................................................................................209
description.....................................................................................................................................................................210
match as-path............................................................................................................................................................... 211
match community......................................................................................................................................................... 211
match interface............................................................................................................................................................ 212
match ip address.......................................................................................................................................................... 213
match ip next-hop........................................................................................................................................................214
match ip route-source................................................................................................................................................. 214
match metric.................................................................................................................................................................215
match origin.................................................................................................................................................................. 216
match route-type.........................................................................................................................................................216
match tag...................................................................................................................................................................... 217
route-map..................................................................................................................................................................... 218
set as-path....................................................................................................................................................................219
set automatic-tag........................................................................................................................................................220
set comm-list delete................................................................................................................................................... 220
set community.............................................................................................................................................................. 221
set level.........................................................................................................................................................................222
set local-preference.................................................................................................................................................... 223
set metric......................................................................................................................................................................223
set metric-type............................................................................................................................................................ 224
set next-hop.................................................................................................................................................................225
set origin....................................................................................................................................................................... 226
set tag...........................................................................................................................................................................226
set weight.....................................................................................................................................................................227
show config..................................................................................................................................................................228
show route-map.......................................................................................................................................................... 228
AS-Path Commands......................................................................................................................................................... 229
ip as-path access-list.................................................................................................................................................. 229
show ip as-path-access-lists..................................................................................................................................... 230
IP Community List Commands........................................................................................................................................ 230
ip community-list......................................................................................................................................................... 230
show ip community-lists..............................................................................................................................................231
deny (for Standard IP ACLs)............................................................................................................................................231
deny (for Extended IP ACLs)...........................................................................................................................................232
seq (for Standard IPv4 ACLs)......................................................................................................................................... 233
deny tcp (for Extended IP ACLs)....................................................................................................................................234
deny udp (for Extended IP ACLs)...................................................................................................................................235
deny arp (for Extended MAC ACLs).............................................................................................................................. 236
Contents
7
deny icmp (for Extended IP ACLs)................................................................................................................................. 237
deny ether-type (for Extended MAC ACLs)................................................................................................................. 238
deny (for Standard MAC ACLs)......................................................................................................................................239
deny (for Extended MAC ACLs).....................................................................................................................................240
permit (for Standard IP ACLs)......................................................................................................................................... 241
permit arp (for Extended MAC ACLs)............................................................................................................................242
permit ether-type (for Extended MAC ACLs).............................................................................................................. 243
permit icmp (for Extended IP ACLs).............................................................................................................................. 244
permit udp (for Extended IP ACLs)................................................................................................................................245
permit (for Extended IP ACLs)........................................................................................................................................246
permit (for Standard MAC ACLs)................................................................................................................................... 247
seq (for Standard MAC ACLs)........................................................................................................................................248
permit tcp (for Extended IP ACLs).................................................................................................................................249
seq arp (for Extended MAC ACLs)................................................................................................................................ 250
seq ether-type (for Extended MAC ACLs).................................................................................................................... 251
seq (for IP ACLs).............................................................................................................................................................. 252
seq (for IPv6 ACLs)..........................................................................................................................................................253
permit udp (for IPv6 ACLs)............................................................................................................................................. 254
permit tcp (for IPv6 ACLs)..............................................................................................................................................255
permit icmp (for IPv6 ACLs)........................................................................................................................................... 256
permit (for IPv6 ACLs).....................................................................................................................................................257
deny udp (for IPv6 ACLs)................................................................................................................................................258
deny tcp (for IPv6 ACLs).................................................................................................................................................259
deny icmp (for Extended IPv6 ACLs)............................................................................................................................ 260
deny (for IPv6 ACLs)........................................................................................................................................................ 261
Chapter 8: Access Control List (ACL) VLAN Groups and Content Addressable Memory (CAM).......... 262
member vlan...................................................................................................................................................................... 262
ip access-group................................................................................................................................................................. 262
show acl-vlan-group ........................................................................................................................................................ 263
show cam-acl-vlan............................................................................................................................................................264
cam-acl-vlan...................................................................................................................................................................... 265
show cam-usage............................................................................................................................................................... 265
show running config acl-vlan-group............................................................................................................................... 267
acl-vlan-group....................................................................................................................................................................268
show acl-vlan-group detail...............................................................................................................................................268
description (ACL VLAN Group).......................................................................................................................................269
Chapter 9: Bidirectional Forwarding Detection (BFD)..................................................................... 270
bfd all-neighbors................................................................................................................................................................270
bfd disable........................................................................................................................................................................... 271
bfd enable (Configuration)...............................................................................................................................................272
bfd enable (Interface).......................................................................................................................................................272
bfd interval ........................................................................................................................................................................ 273
bfd neighbor.......................................................................................................................................................................274
bfd protocol-liveness.........................................................................................................................................................274
ip route bfd.........................................................................................................................................................................275
ipv6 ospf bfd all-neighbors...............................................................................................................................................275
isis bfd all-neighbors..........................................................................................................................................................276
8
Contents
neighbor bfd....................................................................................................................................................................... 277
neighbor bfd disable.......................................................................................................................................................... 278
show bfd neighbors...........................................................................................................................................................279
vrrp bfd neighbor.............................................................................................................................................................. 280
Chapter 10: Border Gateway Protocol........................................................................................... 282
BGP IPv4 Commands....................................................................................................................................................... 282
address-family..............................................................................................................................................................282
aggregate-address...................................................................................................................................................... 283
bgp add-path............................................................................................................................................................... 284
bgp always-compare-med..........................................................................................................................................285
bgp asnotation............................................................................................................................................................. 286
bgp bestpath as-path ignore......................................................................................................................................287
bgp bestpath as-path multipath-relax...................................................................................................................... 287
bgp bestpath med confed..........................................................................................................................................288
bgp bestpath med missing-as-best...........................................................................................................................288
bgp bestpath router-id ignore....................................................................................................................................289
bgp client-to-client reflection.................................................................................................................................... 289
bgp cluster-id...............................................................................................................................................................290
bgp confederation identifier........................................................................................................................................291
bgp confederation peers............................................................................................................................................ 292
bgp connection-retry-timer....................................................................................................................................... 292
bgp dampening............................................................................................................................................................ 293
bgp default local-preference......................................................................................................................................294
bgp dmzlink-bw........................................................................................................................................................... 294
bgp enforce-first-as....................................................................................................................................................295
bgp fast-external-fallover...........................................................................................................................................296
bgp four-octet-as-support.........................................................................................................................................296
bgp graceful-restart.................................................................................................................................................... 297
bgp non-deterministic-med........................................................................................................................................298
bgp recursive-bgp-next-hop......................................................................................................................................298
bgp regex-eval-optz-disable......................................................................................................................................299
bgp router-id................................................................................................................................................................300
clear ip bgp....................................................................................................................................................................301
clear ip bgp dampening...............................................................................................................................................302
clear ip bgp flap-statistics.......................................................................................................................................... 303
clear ip bgp peer-group.............................................................................................................................................. 304
deny bandwidth........................................................................................................................................................... 305
debug ip bgp................................................................................................................................................................ 305
debug ip bgp dampening............................................................................................................................................ 306
debug ip bgp events....................................................................................................................................................307
debug ip bgp keepalives............................................................................................................................................. 308
debug ip bgp notifications..........................................................................................................................................309
debug ip bgp soft-reconfiguration............................................................................................................................ 309
debug ip bgp updates.................................................................................................................................................. 310
default-metric................................................................................................................................................................311
description.....................................................................................................................................................................312
maximum-paths............................................................................................................................................................312
neighbor activate..........................................................................................................................................................313
neighbor add-path........................................................................................................................................................314
Contents
9
neighbor advertisement-interval................................................................................................................................ 314
neighbor advertisement-start.....................................................................................................................................315
neighbor allowas-in...................................................................................................................................................... 316
neighbor default-originate...........................................................................................................................................316
neighbor description.....................................................................................................................................................317
neighbor distribute-list.................................................................................................................................................318
neighbor ebgp-multihop.............................................................................................................................................. 319
neighbor fall-over......................................................................................................................................................... 319
neighbor local-as..........................................................................................................................................................320
neighbor maximum-prefix........................................................................................................................................... 321
neighbor password...................................................................................................................................................... 322
neighbor peer-group (assigning peers).................................................................................................................... 323
neighbor peer-group (creating group)......................................................................................................................324
neighbor peer-group passive..................................................................................................................................... 324
neighbor remote-as.....................................................................................................................................................325
neighbor remove-private-as...................................................................................................................................... 326
neighbor route-map.....................................................................................................................................................327
neighbor route-reflector-client..................................................................................................................................328
neighbor sender-side-loopdetect.............................................................................................................................. 328
neighbor shutdown..................................................................................................................................................... 329
neighbor soft-reconfiguration inbound.....................................................................................................................330
neighbor timers.............................................................................................................................................................331
neighbor update-source............................................................................................................................................. 332
neighbor weight...........................................................................................................................................................332
network.........................................................................................................................................................................333
network backdoor....................................................................................................................................................... 334
permit bandwidth........................................................................................................................................................ 335
redistribute................................................................................................................................................................... 335
redistribute ospf.......................................................................................................................................................... 336
router bgp.....................................................................................................................................................................337
set extcommunity bandwidth.................................................................................................................................... 338
show capture bgp-pdu neighbor............................................................................................................................... 338
show config..................................................................................................................................................................339
show ip bgp..................................................................................................................................................................340
show ip bgp cluster-list...............................................................................................................................................342
show ip bgp community..............................................................................................................................................343
show ip bgp community-list....................................................................................................................................... 345
show ip bgp dampened-paths................................................................................................................................... 346
show ip bgp detail........................................................................................................................................................348
show ip bgp extcommunity-list..................................................................................................................................349
show ip bgp filter-list.................................................................................................................................................. 350
show ip bgp flap-statistics......................................................................................................................................... 352
show ip bgp inconsistent-as...................................................................................................................................... 353
show ip bgp neighbors................................................................................................................................................355
show ip bgp next-hop.................................................................................................................................................358
show ip bgp paths....................................................................................................................................................... 359
show ip bgp paths community...................................................................................................................................360
show ip bgp peer-group.............................................................................................................................................. 361
show ip bgp regexp.....................................................................................................................................................363
show ip bgp summary.................................................................................................................................................364
10
Contents
show running-config bgp........................................................................................................................................... 366
timers bgp.....................................................................................................................................................................367
MBGP Commands.............................................................................................................................................................367
debug ip bgp dampening............................................................................................................................................ 368
distance bgp.................................................................................................................................................................368
show ip bgp dampened-paths................................................................................................................................... 369
BGP Extended Communities (RFC 4360)..................................................................................................................... 370
set extcommunity rt....................................................................................................................................................370
set extcommunity soo................................................................................................................................................. 371
show ip bgp paths extcommunity............................................................................................................................. 372
show ip extcommunity-list..........................................................................................................................................373
IPv6 BGP Commands....................................................................................................................................................... 373
clear ip bgp ipv6 unicast soft..................................................................................................................................... 373
debug ip bgp ipv6 unicast soft-reconfiguration.......................................................................................................374
ipv6 prefix-list.............................................................................................................................................................. 375
neighbor soft-reconfiguration inbound.....................................................................................................................375
show ipv6 prefix-list.................................................................................................................................................... 376
IPv6 MBGP Commands....................................................................................................................................................377
show ipv6 mbgproutes................................................................................................................................................377
Chapter 11: Content Addressable Memory (CAM)...........................................................................378
CAM Profile Commands................................................................................................................................................... 378
cam-acl (Configuration)............................................................................................................................................. 378
cam-acl-egress.............................................................................................................................................................381
cam-optimization..........................................................................................................................................................381
show cam-acl...............................................................................................................................................................382
test cam-usage............................................................................................................................................................383
Chapter 12: Control Plane Policing (CoPP).................................................................................... 386
control-plane-cpuqos........................................................................................................................................................386
service-policy rate-limit-cpu-queues.............................................................................................................................. 386
service-policy rate-limit-protocols...................................................................................................................................387
ip unknown-unicast...........................................................................................................................................................388
ipv6 unknown-unicast.......................................................................................................................................................388
show cpu-queue rate cp.................................................................................................................................................. 389
show ip protocol-queue-mapping................................................................................................................................... 389
show ipv6 protocol-queue-mapping...............................................................................................................................390
show mac protocol-queue-mapping................................................................................................................................391
Chapter 13: Data Center Bridging (DCB)....................................................................................... 392
DCB Command..................................................................................................................................................................392
dcb-enable....................................................................................................................................................................392
PFC Commands................................................................................................................................................................ 393
clear pfc counters....................................................................................................................................................... 393
description....................................................................................................................................................................394
pfc mode on................................................................................................................................................................. 394
pfc no-drop queues.....................................................................................................................................................395
show dcb...................................................................................................................................................................... 396
show interface pfc...................................................................................................................................................... 396
Contents
11
show interface pfc statistics......................................................................................................................................399
show stack-unit stack-ports pfc details...................................................................................................................399
ETS Commands.................................................................................................................................................................400
bandwidth-percentage............................................................................................................................................... 400
clear ets counters.........................................................................................................................................................401
dcb-enable.................................................................................................................................................................... 401
description....................................................................................................................................................................402
priority-list.................................................................................................................................................................... 402
qos-policy-output ets..................................................................................................................................................403
scheduler...................................................................................................................................................................... 403
show interface ets.......................................................................................................................................................404
show qos priority-groups............................................................................................................................................408
show stack-unit stack-ports ets details................................................................................................................... 408
DCBX Commands............................................................................................................................................................. 409
advertise dcbx-app-tlv............................................................................................................................................... 409
advertise dcbx-appln-tlv............................................................................................................................................. 410
advertise dcbx-tlv........................................................................................................................................................ 410
dcbx port-role................................................................................................................................................................411
dcbx version..................................................................................................................................................................412
debug dcbx....................................................................................................................................................................412
fcoe priority-bits...........................................................................................................................................................413
iscsi priority-bits............................................................................................................................................................413
show interface dcbx detail.......................................................................................................................................... 414
dcb-map.............................................................................................................................................................................. 416
priority-pgid.........................................................................................................................................................................417
pfc mode on........................................................................................................................................................................418
priority-group bandwidth pfc............................................................................................................................................418
dcb-map stack-unit all stack-ports all............................................................................................................................. 419
show qos dcb-map............................................................................................................................................................ 419
dcb pfc-shared-buffer-size............................................................................................................................................. 420
dcb-buffer-threshold ........................................................................................................................................................421
priority..................................................................................................................................................................................421
qos-policy-buffer...............................................................................................................................................................422
dcb-policy buffer-threshold (Interface Configuration)................................................................................................ 424
dcb-policy dcb-buffer-threshold (Global Configuration)............................................................................................. 424
show qos dcb-buffer-threshold...................................................................................................................................... 425
show hardware stack-unit buffer-stats-snapshot (With Polling and History)..........................................................425
dcb pfc-total-buffer-size................................................................................................................................................. 430
show running-config dcb-buffer-threshold....................................................................................................................431
dcb pfc-queues..................................................................................................................................................................432
dcb {ets | pfc} enable....................................................................................................................................................... 433
Chapter 14: Debugging and Diagnostics.........................................................................................434
Diagnostics and Monitoring Commands.........................................................................................................................434
logging coredump stack-unit..................................................................................................................................... 434
Offline Diagnostic Commands......................................................................................................................................... 435
diag stack-unit............................................................................................................................................................. 435
offline stack-unit..........................................................................................................................................................436
online stack-unit.......................................................................................................................................................... 436
Buffer Tuning Commands................................................................................................................................................ 437
12
Contents
buffer-profile (Configuration).................................................................................................................................... 437
Hardware Commands.......................................................................................................................................................438
clear hardware stack-unit...........................................................................................................................................438
clear hardware system-flow.......................................................................................................................................439
clear hardware vlan-counters.................................................................................................................................... 439
hardware watchdog....................................................................................................................................................440
show hardware layer2.................................................................................................................................................440
show hardware layer3..................................................................................................................................................441
show hardware stack-unit.......................................................................................................................................... 441
show hardware system-flow......................................................................................................................................447
show hardware vlan-counters................................................................................................................................... 448
Chapter 15: Dynamic Host Configuration Protocol (DHCP)............................................................. 450
Commands to Configure the System to be a DHCP Server.......................................................................................450
clear ip dhcp.................................................................................................................................................................450
debug ip dhcp server................................................................................................................................................... 451
debug ipv6 dhcp ..........................................................................................................................................................451
default-router...............................................................................................................................................................452
disable........................................................................................................................................................................... 452
dns-server.................................................................................................................................................................... 453
domain-name............................................................................................................................................................... 453
excluded-address........................................................................................................................................................ 454
hardware-address....................................................................................................................................................... 454
host............................................................................................................................................................................... 455
lease.............................................................................................................................................................................. 455
netbios-name-server...................................................................................................................................................456
netbios-node-type.......................................................................................................................................................456
network.........................................................................................................................................................................457
pool................................................................................................................................................................................457
show ip dhcp binding.................................................................................................................................................. 458
show ip dhcp configuration........................................................................................................................................458
show ip dhcp conflict..................................................................................................................................................459
show ip dhcp server....................................................................................................................................................459
Commands to Configure Secure DHCP.........................................................................................................................460
arp inspection...............................................................................................................................................................460
arp inspection-trust.....................................................................................................................................................460
clear ip dhcp snooping.................................................................................................................................................461
clear ipv6 dhcp snooping binding.............................................................................................................................. 462
ip dhcp relay................................................................................................................................................................. 462
ip dhcp snooping..........................................................................................................................................................463
ipv6 dhcp snooping..................................................................................................................................................... 463
ipv6 dhcp snooping vlan............................................................................................................................................. 464
ip dhcp snooping binding............................................................................................................................................ 464
IPv6 DHCP Snooping Binding....................................................................................................................................465
ip dhcp snooping database.........................................................................................................................................466
ipv6 dhcp snooping database write-delay................................................................................................................466
ip dhcp snooping database renew.............................................................................................................................467
ipv6 dhcp snooping database renew........................................................................................................................ 467
ip dhcp snooping trust................................................................................................................................................ 467
ipv6 dhcp snooping trust............................................................................................................................................468
Contents
13
ip dhcp source-address-validation............................................................................................................................ 468
ip dhcp relay information-option............................................................................................................................... 469
ip dhcp snooping verify mac-address....................................................................................................................... 470
ipv6 dhcp snooping verify mac-address...................................................................................................................470
ip helper-address......................................................................................................................................................... 470
ipv6 helper-address......................................................................................................................................................471
show ip dhcp snooping................................................................................................................................................ 471
show ipv6 dhcp snooping...........................................................................................................................................473
Commands to Configure DNS ........................................................................................................................................ 474
ip name-server............................................................................................................................................................. 474
ip domain-name........................................................................................................................................................... 475
ip domain-list................................................................................................................................................................ 475
ip host............................................................................................................................................................................476
clear host...................................................................................................................................................................... 476
Chapter 16: Equal Cost Multi-Path (ECMP)................................................................................... 478
ecmp-group........................................................................................................................................................................478
hash-algorithm...................................................................................................................................................................479
hash-algorithm ecmp.........................................................................................................................................................481
hash-algorithm seed..........................................................................................................................................................482
ip ecmp-group....................................................................................................................................................................483
ip ecmp weighted..............................................................................................................................................................483
link-bundle-monitor enable...............................................................................................................................................484
link-bundle-distribution trigger-threshold.......................................................................................................................484
show config........................................................................................................................................................................485
show link-bundle distribution........................................................................................................................................... 485
Chapter 17: FIPS Cryptography.................................................................................................... 487
fips mode enable................................................................................................................................................................487
show fips status.................................................................................................................................................................487
show ip ssh.........................................................................................................................................................................488
ssh.......................................................................................................................................................................................489
Chapter 18: FCoE Transit............................................................................................................. 492
clear fip-snooping database interface vlan.................................................................................................................... 492
clear fip-snooping statistics............................................................................................................................................. 493
debug fip snooping............................................................................................................................................................493
debug fip snooping rx....................................................................................................................................................... 494
feature fip-snooping......................................................................................................................................................... 495
fip-snooping enable...........................................................................................................................................................495
fip-snooping fc-map......................................................................................................................................................... 496
fip-snooping max-sessions-per-enodemac....................................................................................................................496
fip-snooping port-mode fcf..............................................................................................................................................497
fip-snooping port-mode fcoe-trusted............................................................................................................................ 497
show fip-snooping config.................................................................................................................................................498
show fip-snooping enode.................................................................................................................................................498
show fip-snooping fcf.......................................................................................................................................................499
show fip-snooping statistics............................................................................................................................................500
show fip-snooping system............................................................................................................................................... 502
14
Contents
show fip-snooping vlan.....................................................................................................................................................503
show fips status................................................................................................................................................................ 503
Chapter 19: Force10 Resilient Ring Protocol (FRRP)...................................................................... 505
clear frrp.............................................................................................................................................................................505
debug frrp.......................................................................................................................................................................... 506
description..........................................................................................................................................................................507
disable................................................................................................................................................................................. 507
interface............................................................................................................................................................................. 508
member-vlan......................................................................................................................................................................509
mode....................................................................................................................................................................................510
protocol frrp....................................................................................................................................................................... 510
show frrp............................................................................................................................................................................. 511
timer.....................................................................................................................................................................................512
Chapter 20: GARP VLAN Registration (GVRP)............................................................................... 514
clear gvrp statistics........................................................................................................................................................... 515
debug gvrp..........................................................................................................................................................................515
disable..................................................................................................................................................................................516
garp timers..........................................................................................................................................................................517
gvrp enable......................................................................................................................................................................... 518
gvrp registration.................................................................................................................................................................518
protocol gvrp...................................................................................................................................................................... 519
show config........................................................................................................................................................................520
show garp timers...............................................................................................................................................................520
show gvrp........................................................................................................................................................................... 521
show gvrp statistics..........................................................................................................................................................522
Chapter 21: High Availability (HA).................................................................................................524
patch flash://RUNTIME_PATCH_DIR.......................................................................................................................... 524
process restartable........................................................................................................................................................... 525
redundancy auto-failover-limit........................................................................................................................................ 525
redundancy disable-auto-reboot.....................................................................................................................................526
redundancy force-failover................................................................................................................................................527
redundancy primary...........................................................................................................................................................527
redundancy protocol.........................................................................................................................................................528
redundancy reset-counter............................................................................................................................................... 529
redundancy sfm standby..................................................................................................................................................529
redundancy synchronize.................................................................................................................................................. 530
show patch......................................................................................................................................................................... 531
show processes restartable..............................................................................................................................................531
show redundancy.............................................................................................................................................................. 532
Chapter 22: ICMP Message Types................................................................................................ 534
Chapter 23: Internet Group Management Protocol (IGMP)............................................................. 536
IGMP Commands..............................................................................................................................................................536
clear ip igmp groups....................................................................................................................................................536
debug ip igmp...............................................................................................................................................................537
Contents
15
ip igmp access-group..................................................................................................................................................538
ip igmp immediate-leave.............................................................................................................................................538
ip igmp last-member-query-interval......................................................................................................................... 539
ip igmp query-interval................................................................................................................................................. 540
ip igmp query-max-resp-time..................................................................................................................................... 541
ip igmp ssm-map.......................................................................................................................................................... 541
ip igmp version.............................................................................................................................................................542
show ip igmp groups................................................................................................................................................... 543
show ip igmp interface............................................................................................................................................... 545
show ip igmp ssm-map...............................................................................................................................................546
IGMP Snooping Commands.............................................................................................................................................547
clear ip igmp snooping groups................................................................................................................................... 548
debug ip igmp snooping..............................................................................................................................................548
ip igmp snooping enable............................................................................................................................................. 549
ip igmp snooping fast-leave....................................................................................................................................... 549
ip igmp snooping flood................................................................................................................................................550
ip igmp snooping last-member-query-interval......................................................................................................... 551
ip igmp snooping mrouter........................................................................................................................................... 551
ip igmp snooping querier.............................................................................................................................................552
show ip igmp snooping groups.................................................................................................................................. 553
show ip igmp snooping mrouter................................................................................................................................ 554
Chapter 24: Interfaces.................................................................................................................556
Basic Interface Commands..............................................................................................................................................556
clear counters.............................................................................................................................................................. 556
clear dampening...........................................................................................................................................................557
dampening....................................................................................................................................................................558
description....................................................................................................................................................................559
duplex (10/100 Interfaces).........................................................................................................................................560
flowcontrol....................................................................................................................................................................561
interface....................................................................................................................................................................... 563
interface group............................................................................................................................................................ 564
interface loopback.......................................................................................................................................................565
interface ManagementEthernet................................................................................................................................566
interface null.................................................................................................................................................................567
interface range............................................................................................................................................................ 568
interface range macro (define)................................................................................................................................. 570
interface range macro name.......................................................................................................................................571
interface vlan................................................................................................................................................................ 571
intf-type cr4 autoneg..................................................................................................................................................572
keepalive....................................................................................................................................................................... 573
negotiation auto...........................................................................................................................................................574
monitor interface.........................................................................................................................................................575
mtu................................................................................................................................................................................ 578
portmode hybrid.......................................................................................................................................................... 579
rate-interval................................................................................................................................................................. 580
show config...................................................................................................................................................................581
show config (from INTERFACE RANGE mode)..................................................................................................... 582
show interfaces........................................................................................................................................................... 582
show interfaces configured........................................................................................................................................587
16
Contents
show interfaces dampening.......................................................................................................................................588
show interfaces phy....................................................................................................................................................589
show interfaces stack-unit......................................................................................................................................... 591
show interfaces status............................................................................................................................................... 592
show interfaces switchport....................................................................................................................................... 593
show interfaces transceiver.......................................................................................................................................595
show interfaces vlan...................................................................................................................................................599
show range...................................................................................................................................................................599
show running-config ecmp-group............................................................................................................................ 600
shutdown...................................................................................................................................................................... 601
speed (for 10/100/1000 interfaces)..........................................................................................................................601
speed (Management interface)................................................................................................................................ 603
stack-unit portmode................................................................................................................................................... 603
switchport.................................................................................................................................................................... 604
Egress Interface Selection (EIS) Commands................................................................................................................605
application.................................................................................................................................................................... 605
application (for HTTP and ICMP)............................................................................................................................. 606
clear management application pkt-cntr....................................................................................................................607
clear management application pkt-fallback-cntr.....................................................................................................607
management egress-interface-selection..................................................................................................................607
show ip management-eis-route ............................................................................................................................... 608
show management application pkt-cntr...................................................................................................................608
show management application pkt-fallback-cntr....................................................................................................609
Port Channel Commands.................................................................................................................................................609
channel-member......................................................................................................................................................... 609
group.............................................................................................................................................................................. 611
interface port-channel..................................................................................................................................................611
minimum-links............................................................................................................................................................... 613
port-channel failover-group........................................................................................................................................613
show config...................................................................................................................................................................614
show interfaces port-channel.....................................................................................................................................614
show port-channel-flow.............................................................................................................................................. 617
Time Domain Reflectometer (TDR).................................................................................................................................618
tdr-cable-test............................................................................................................................................................... 618
show tdr........................................................................................................................................................................ 619
UDP Broadcast..................................................................................................................................................................620
debug ip udp-helper.................................................................................................................................................... 620
ip udp-broadcast-address...........................................................................................................................................621
ip udp-helper udp-port................................................................................................................................................622
show ip udp-helper......................................................................................................................................................622
ip http source-interface....................................................................................................................................................623
Chapter 25: Enhanced Validation of Interface Ranges.................................................................... 625
Chapter 26: Internet Protocol Security (IPSec)............................................................................. 626
crypto ipsec transform-set.............................................................................................................................................. 626
crypto ipsec policy.............................................................................................................................................................627
management crypto-policy.............................................................................................................................................. 628
match..................................................................................................................................................................................628
Contents
17
session-key.........................................................................................................................................................................629
show crypto ipsec transform-set....................................................................................................................................630
show crypto ipsec policy..................................................................................................................................................630
transform-set..................................................................................................................................................................... 631
Chapter 27: IPv4 Routing............................................................................................................. 633
arp....................................................................................................................................................................................... 634
arp backoff-time................................................................................................................................................................635
arp learn-enable.................................................................................................................................................................635
arp max-entries................................................................................................................................................................. 636
arp retries........................................................................................................................................................................... 637
arp timeout.........................................................................................................................................................................637
clear arp-cache..................................................................................................................................................................638
clear host............................................................................................................................................................................639
clear ip fib stack-unit........................................................................................................................................................ 639
clear ip route...................................................................................................................................................................... 640
clear tcp statistics..............................................................................................................................................................641
debug arp............................................................................................................................................................................ 641
debug ip dhcp.................................................................................................................................................................... 642
debug ipv6 dhcp ...............................................................................................................................................................644
debug ip icmp.....................................................................................................................................................................644
debug ip packet.................................................................................................................................................................645
ip address........................................................................................................................................................................... 647
ip directed-broadcast....................................................................................................................................................... 648
ip domain-list......................................................................................................................................................................648
ip domain-lookup............................................................................................................................................................... 649
ip domain-name.................................................................................................................................................................650
ip helper-address................................................................................................................................................................651
ip helper-address hop-count disable...............................................................................................................................652
ip host................................................................................................................................................................................. 652
ip icmp source-interface.................................................................................................................................................. 653
ipv6 icmp source-interface.............................................................................................................................................. 654
ip max-frag-count.............................................................................................................................................................655
ip max-routes.....................................................................................................................................................................656
ip mtu..................................................................................................................................................................................656
ip name-server...................................................................................................................................................................657
ip proxy-arp........................................................................................................................................................................658
ip route............................................................................................................................................................................... 659
ip source-route...................................................................................................................................................................661
ip unreachables...................................................................................................................................................................661
load-balance.......................................................................................................................................................................662
load-balance hg................................................................................................................................................................. 663
management route............................................................................................................................................................664
show arp.............................................................................................................................................................................665
show arp retries.................................................................................................................................................................668
show hosts.........................................................................................................................................................................668
show ip cam linecard.........................................................................................................................................................670
show ip cam stack-unit.....................................................................................................................................................672
show ip fib linecard............................................................................................................................................................674
show ip fib stack-unit....................................................................................................................................................... 675
18
Contents
show ip flow....................................................................................................................................................................... 676
show ip interface............................................................................................................................................................... 677
show ip management-route.............................................................................................................................................679
show ipv6 management-route........................................................................................................................................ 680
show ip protocols...............................................................................................................................................................681
show ip route..................................................................................................................................................................... 682
show ip route list............................................................................................................................................................... 686
show ip route summary.................................................................................................................................................... 687
show ip traffic....................................................................................................................................................................688
show tcp statistics............................................................................................................................................................690
Chapter 28: IPv6 Access Control Lists (IPv6 ACLs)........................................................................692
show cam-acl-egress........................................................................................................................................................692
show cam-acl.....................................................................................................................................................................693
permit icmp........................................................................................................................................................................ 695
permit................................................................................................................................................................................. 695
ipv6 control-plane egress-filter....................................................................................................................................... 696
ipv6 access-list..................................................................................................................................................................696
cam-acl-egress.................................................................................................................................................................. 697
cam-acl...............................................................................................................................................................................698
Chapter 29: IPv6 Basics...............................................................................................................700
clear ipv6 fib.......................................................................................................................................................................700
clear ipv6 route...................................................................................................................................................................701
clear ipv6 mld_host...........................................................................................................................................................702
maximum dynamic-routes-ipv6....................................................................................................................................... 702
ipv6 address autoconfig................................................................................................................................................... 703
ipv6 address.......................................................................................................................................................................703
ipv6 address eui64............................................................................................................................................................ 704
ipv6 control-plane icmp error-rate-limit......................................................................................................................... 705
ipv6 flowlabel-zero............................................................................................................................................................705
ipv6 host.............................................................................................................................................................................706
ipv6 name-server.............................................................................................................................................................. 706
ipv6 nd dad attempts........................................................................................................................................................707
ipv6 nd dns-server ........................................................................................................................................................708
ipv6 nd prefix..................................................................................................................................................................... 708
ipv6 route........................................................................................................................................................................... 709
ipv6 unicast-routing............................................................................................................................................................711
show ipv6 cam stack-unit................................................................................................................................................. 712
show ipv6 control-plane icmp...........................................................................................................................................713
show ipv6 fib stack-unit....................................................................................................................................................713
show ipv6 flowlabel-zero.................................................................................................................................................. 714
show ipv6 interface............................................................................................................................................................714
show ipv6 mld_host...........................................................................................................................................................717
show ipv6 route..................................................................................................................................................................718
trust ipv6-diffserv............................................................................................................................................................. 720
Chapter 30: iSCSI Optimization.................................................................................................... 722
advertise dcbx-app-tlv......................................................................................................................................................722
Contents
19
iscsi aging time...................................................................................................................................................................723
iscsi cos...............................................................................................................................................................................723
iscsi enable..........................................................................................................................................................................724
iscsi priority-bits.................................................................................................................................................................724
iscsi profile-compellant..................................................................................................................................................... 725
iscsi target port..................................................................................................................................................................725
show iscsi........................................................................................................................................................................... 726
show iscsi session..............................................................................................................................................................726
show iscsi session detailed............................................................................................................................................... 727
show run iscsi.....................................................................................................................................................................728
Chapter 31: Intermediate System to Intermediate System (IS-IS)................................................... 729
adjacency-check................................................................................................................................................................730
advertise..............................................................................................................................................................................731
area-password................................................................................................................................................................... 732
clear config.........................................................................................................................................................................732
clear isis...............................................................................................................................................................................733
clns host..............................................................................................................................................................................733
debug isis............................................................................................................................................................................ 734
debug isis adj-packets.......................................................................................................................................................734
debug isis local-updates....................................................................................................................................................735
debug isis snp-packets..................................................................................................................................................... 736
debug isis spf-triggers...................................................................................................................................................... 736
debug isis update-packets................................................................................................................................................737
default-information originate........................................................................................................................................... 738
description..........................................................................................................................................................................739
distance.............................................................................................................................................................................. 739
distribute-list in.................................................................................................................................................................. 740
distribute-list out................................................................................................................................................................ 741
distribute-list redistributed-override................................................................................................................................ 741
domain-password.............................................................................................................................................................. 742
graceful-restart ietf...........................................................................................................................................................743
graceful-restart interval....................................................................................................................................................743
graceful-restart restart-wait............................................................................................................................................744
graceful-restart t1..............................................................................................................................................................744
graceful-restart t2.............................................................................................................................................................745
graceful-restart t3.............................................................................................................................................................745
hello padding...................................................................................................................................................................... 746
hostname dynamic.............................................................................................................................................................747
ignore-lsp-errors................................................................................................................................................................ 747
ip router isis........................................................................................................................................................................ 748
ipv6 router isis....................................................................................................................................................................748
isis circuit-type...................................................................................................................................................................749
isis csnp-interval................................................................................................................................................................750
isis hello-interval................................................................................................................................................................ 750
isis hello-multiplier.............................................................................................................................................................. 751
isis hello padding................................................................................................................................................................752
isis ipv6 metric................................................................................................................................................................... 752
isis metric............................................................................................................................................................................753
isis network point-to-point...............................................................................................................................................754
20
Contents
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