Dell Networking 7048 User manual

Dell PowerConnect
7000 Series Systems
CLI Reference Guide
Regulatory Model: PC7024, PC7024F,
PC7024P, PC7048, PC7048P, PC7048R, and
PC7048R-RA
2CSPC4.X7000-SWUM204.book Page 1 Friday, March 15, 2013 8:22 AM

Notes
NOTE: A NOTE indicates important information that helps you make better use of
your computer.
CAUTION: A CAUTION indicates potential damage to hardware or loss of data if
instructions are not followed.
____________________
Information in this publication is subject to change without notice.
© 2013 Dell Inc. All rights reserved.
Reproduction of these materials in any manner whatsoever without the written permission of Dell Inc.
is strictly forbidden.
Trademarks used in this text: Dell™, the DELL logo, and PowerConnect™ are trademarks of Dell
Inc. StrataXGS®is a registered trademark of Broadcom Corp. sFlow®is a registered trademark of
InMon Corporation. Cisco®is a registered trademark of Cisco Systems, Inc. and/or its affiliates in the
United States and certain other countries. Microsoft®and Windows®are registered trademarks of
Microsoft Corporation in the United States and/or other countries.
Other trademarks and trade names may be used in this publication to refer to either the entities claiming
the marks and names or their products. Dell Inc. disclaims any proprietary interest in trademarks and
trade names other than its own.
Regulatory Model PC7024, PC7024F, PC7024P, PC7048, PC7048P, PC7048R, and PC7048R-RA
2013 - March Rev. A04
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Contents 3
Contents
1 Command Groups . . . . . . . . . . . . . . . . . . 77
Introduction . . . . . . . . . . . . . . . . . . . . . . . 77
Command Groups . . . . . . . . . . . . . . . . . . . . 77
Mode Types . . . . . . . . . . . . . . . . . . . . . . . 81
Layer 2 Commands . . . . . . . . . . . . . . . . . . . . 83
Layer 3 Commands . . . . . . . . . . . . . . . . . . . . 118
Utility Commands . . . . . . . . . . . . . . . . . . . . 145
2 Using the CLI . . . . . . . . . . . . . . . . . . . . . 169
Introduction . . . . . . . . . . . . . . . . . . . . . . . 169
Entering and Editing CLI Commands. . . . . . . . . . . 169
CLI Command Modes . . . . . . . . . . . . . . . . . . 180
Starting the CLI. . . . . . . . . . . . . . . . . . . . . . 193
Using CLI Functions and Tools. . . . . . . . . . . . . . 201
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Contents 4
3 Layer 2 Switching Commands . . . . . . . . 243
4 AAA Commands . . . . . . . . . . . . . . . . . . . 245
TACACS+ Accounting . . . . . . . . . . . . . . . . . . 246
Commands in this Chapter. . . . . . . . . . . . . . . . 247
aaa authentication dot1x default . . . . . . . . . . . . 248
aaa authentication enable. . . . . . . . . . . . . . . . 249
aaa authentication login. . . . . . . . . . . . . . . . . 251
aaa authorization . . . . . . . . . . . . . . . . . . . . 252
aaa authorization network default radius. . . . . . . . 255
aaa ias-user username . . . . . . . . . . . . . . . . . 255
aaa new-model . . . . . . . . . . . . . . . . . . . . . 256
clear (IAS) . . . . . . . . . . . . . . . . . . . . . . . . 257
authorization . . . . . . . . . . . . . . . . . . . . . . . 258
enable authentication . . . . . . . . . . . . . . . . . . 259
enable password . . . . . . . . . . . . . . . . . . . . 260
ip http authentication . . . . . . . . . . . . . . . . . . 261
ip https authentication. . . . . . . . . . . . . . . . . . 262
login authentication . . . . . . . . . . . . . . . . . . . 263
password (aaa IAS User Configuration). . . . . . . . . 264
password (Line Configuration) . . . . . . . . . . . . . 265
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Contents 5
password (User EXEC) . . . . . . . . . . . . . . . . . . 266
show aaa ias-users . . . . . . . . . . . . . . . . . . . 267
show aaa statistics . . . . . . . . . . . . . . . . . . . 268
show authentication methods. . . . . . . . . . . . . . 269
show authorization methods . . . . . . . . . . . . . . 270
show users accounts . . . . . . . . . . . . . . . . . . 272
show users login-history . . . . . . . . . . . . . . . . 273
username. . . . . . . . . . . . . . . . . . . . . . . . . 274
username unlock . . . . . . . . . . . . . . . . . . . . 277
5 Administrative Profiles Commands . . . . 279
Overview . . . . . . . . . . . . . . . . . . . . . . . . . 279
Commands in this Chapter. . . . . . . . . . . . . . . . 280
admin-profile. . . . . . . . . . . . . . . . . . . . . . . 281
description (Administrative Profile Config) . . . . . . . 282
rule . . . . . . . . . . . . . . . . . . . . . . . . . . . . 283
show admin-profiles. . . . . . . . . . . . . . . . . . . 284
show admin-profiles brief . . . . . . . . . . . . . . . . 285
show cli modes . . . . . . . . . . . . . . . . . . . . . 286
6 ACL Commands . . . . . . . . . . . . . . . . . . . 289
ACL Logging . . . . . . . . . . . . . . . . . . . . . . . 289
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Contents 6
Commands in this Chapter. . . . . . . . . . . . . . . . 292
access-list . . . . . . . . . . . . . . . . . . . . . . . . 292
deny | permit (IP ACL) . . . . . . . . . . . . . . . . . . 294
deny | permit (Mac-Access-List-Configuration) . . . . 296
ip access-group . . . . . . . . . . . . . . . . . . . . . 298
mac access-group . . . . . . . . . . . . . . . . . . . . 299
mac access-list extended . . . . . . . . . . . . . . . . 300
mac access-list extended rename . . . . . . . . . . . 301
service-acl input. . . . . . . . . . . . . . . . . . . . . 302
show service-acl interface . . . . . . . . . . . . . . . 303
show ip access-lists. . . . . . . . . . . . . . . . . . . 304
show mac access-list . . . . . . . . . . . . . . . . . . 305
7 Address Table Commands . . . . . . . . . . . 307
Commands in this Chapter. . . . . . . . . . . . . . . . 308
clear mac address-table. . . . . . . . . . . . . . . . . 308
mac address-table aging-time . . . . . . . . . . . . . 309
mac address-table multicast forbidden address . . . . 310
mac address-table static vlan . . . . . . . . . . . . . . 311
port security . . . . . . . . . . . . . . . . . . . . . . . 312
port security max . . . . . . . . . . . . . . . . . . . . 313
show mac address-table multicast . . . . . . . . . . . 314
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Contents 7
show mac address-table . . . . . . . . . . . . . . . . 315
show mac address-table address . . . . . . . . . . . . 317
show mac address-table count . . . . . . . . . . . . . 318
show mac address-table dynamic . . . . . . . . . . . 319
show mac address-table interface . . . . . . . . . . . 320
show mac address-table static . . . . . . . . . . . . . 321
show mac address-table vlan . . . . . . . . . . . . . . 322
show ports security . . . . . . . . . . . . . . . . . . . 323
show ports security addresses . . . . . . . . . . . . . 325
8 Auto-VoIP Commands . . . . . . . . . . . . . . 327
Commands in this Chapter. . . . . . . . . . . . . . . . 327
show switchport voice . . . . . . . . . . . . . . . . . 328
switchport voice detect auto . . . . . . . . . . . . . . 330
9 CDP Interoperability Commands . . . . . . 333
Commands in this Chapter. . . . . . . . . . . . . . . . 333
clear isdp counters . . . . . . . . . . . . . . . . . . . 333
clear isdp table . . . . . . . . . . . . . . . . . . . . . 334
isdp advertise-v2. . . . . . . . . . . . . . . . . . . . . 334
isdp enable. . . . . . . . . . . . . . . . . . . . . . . . 335
isdp holdtime. . . . . . . . . . . . . . . . . . . . . . . 336
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Contents 8
isdp timer . . . . . . . . . . . . . . . . . . . . . . . . 337
show isdp . . . . . . . . . . . . . . . . . . . . . . . . 337
show isdp entry . . . . . . . . . . . . . . . . . . . . . 338
show isdp interface . . . . . . . . . . . . . . . . . . . 340
show isdp neighbors. . . . . . . . . . . . . . . . . . . 341
show isdp traffic . . . . . . . . . . . . . . . . . . . . . 343
10 DHCP Layer 2 Relay Commands . . . . . . 345
Commands in this Chapter. . . . . . . . . . . . . . . . 345
dhcp l2relay (Global Configuration) . . . . . . . . . . . 345
dhcp l2relay (Interface Configuration) . . . . . . . . . 346
dhcp l2relay circuit-id . . . . . . . . . . . . . . . . . . 347
dhcp l2relay remote-id. . . . . . . . . . . . . . . . . . 348
dhcp l2relay trust . . . . . . . . . . . . . . . . . . . . 348
dhcp l2relay vlan. . . . . . . . . . . . . . . . . . . . . 349
show dhcp l2relay all . . . . . . . . . . . . . . . . . . 350
show dhcp l2relay interface. . . . . . . . . . . . . . . 351
show dhcp l2relay stats interface. . . . . . . . . . . . 352
show dhcp l2relay subscription interface . . . . . . . 353
show dhcp l2relay agent-option vlan . . . . . . . . . . 353
show dhcp l2relay vlan . . . . . . . . . . . . . . . . . 355
show dhcp l2relay circuit-id vlan . . . . . . . . . . . . 356
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Contents 9
show dhcp l2relay remote-id vlan. . . . . . . . . . . . 357
clear dhcp l2relay statistics interface . . . . . . . . . 358
11 DHCP Management Interface Commands 359
Commands in this Chapter. . . . . . . . . . . . . . . . 359
release dhcp . . . . . . . . . . . . . . . . . . . . . . . 360
renew dhcp . . . . . . . . . . . . . . . . . . . . . . . 361
debug dhcp packet . . . . . . . . . . . . . . . . . . . 362
show dhcp lease . . . . . . . . . . . . . . . . . . . . . 363
12 DHCP Snooping Commands . . . . . . . . . . 367
Commands in this Chapter. . . . . . . . . . . . . . . . 368
clear ip dhcp snooping binding . . . . . . . . . . . . . 368
clear ip dhcp snooping statistics . . . . . . . . . . . . 369
ip dhcp snooping. . . . . . . . . . . . . . . . . . . . . 369
ip dhcp snooping binding . . . . . . . . . . . . . . . . 370
ip dhcp snooping database . . . . . . . . . . . . . . . 371
ip dhcp snooping database write-delay . . . . . . . . 372
ip dhcp snooping limit . . . . . . . . . . . . . . . . . . 373
ip dhcp snooping log-invalid . . . . . . . . . . . . . . 374
ip dhcp snooping trust . . . . . . . . . . . . . . . . . . 375
ip dhcp snooping verify mac-address . . . . . . . . . . 375
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Contents 10
show ip dhcp snooping . . . . . . . . . . . . . . . . . 376
show ip dhcp snooping binding . . . . . . . . . . . . . 377
show ip dhcp snooping database . . . . . . . . . . . . 378
show ip dhcp snooping interfaces . . . . . . . . . . . 379
show ip dhcp snooping statistics . . . . . . . . . . . . 380
13 Dynamic ARP Inspection Commands . . 383
Commands in this Chapter. . . . . . . . . . . . . . . . 383
arp access-list . . . . . . . . . . . . . . . . . . . . . . 383
clear ip arp inspection statistics . . . . . . . . . . . . 384
ip arp inspection filter . . . . . . . . . . . . . . . . . . 385
ip arp inspection limit . . . . . . . . . . . . . . . . . . 385
ip arp inspection trust . . . . . . . . . . . . . . . . . . 386
ip arp inspection validate . . . . . . . . . . . . . . . . 387
ip arp inspection vlan . . . . . . . . . . . . . . . . . . 388
permit ip host mac host . . . . . . . . . . . . . . . . . 389
show arp access-list . . . . . . . . . . . . . . . . . . 390
show ip arp inspection . . . . . . . . . . . . . . . . . 390
show ip arp inspection vlan . . . . . . . . . . . . . . . 393
14 E-mail Alerting Commands . . . . . . . . . . 395
Commands in this Chapter. . . . . . . . . . . . . . . . 395
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