Edge-Core ES4624-SFP Programming manual
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ES4624-SFP/ES4626-SFP
Basic Management Guide
www.edge-core.com
Content
CHAPTER 1 SWITCH MANAGEMENT.......................................................................... 22
1.1 MANAGEMENT OPTIONS ........................................................................................... 22
1.1.1 Out-Of-Band Management.............................................................................. 22
1.1.2 In-band Management ...................................................................................... 25
1.1.3 Management Via Telnet .................................................................................. 25
1.1.4 Management Via HTTP................................................................................... 28
1.2 MANAGEMENT INTERFACE ........................................................................................ 31
1.2.1 CLI Interface ................................................................................................... 31
1.2.2 Configuration Modes....................................................................................... 31
1.2.3 Configuration Syntax....................................................................................... 34
1.2.4 Shortcut Key Support...................................................................................... 35
1.2.5 Help Function.................................................................................................. 36
1.2.6 Input Verification ............................................................................................. 36
1.2.7 Fuzzy Match Support ...................................................................................... 37
1.3 WEB MANAGEMENT ................................................................................................. 37
1.3.1 Main Page....................................................................................................... 37
1.3.2 Module Front Panel......................................................................................... 37
CHAPTER 2 BASIC SWITCH CONFIGURATION.......................................................... 39
2.1 COMMANDS FOR BASIC SWITCH CONFIGURATION ...................................................... 39
2.1.1 Commands for Basic Configuration ................................................................ 40
2.2 MONITOR AND DEBUG COMMAND.............................................................................. 60
2.2.1 Ping................................................................................................................. 60
2.2.2 Ping6............................................................................................................... 60
2.2.3 Telnet .............................................................................................................. 61
2.2.4 SSH ................................................................................................................ 64
2.2.5 Traceroute....................................................................................................... 67
2.2.6 Traceroute6..................................................................................................... 68
2.2.7 Show............................................................................................................... 68
2.2.8 Debug ............................................................................................................. 76
2.2.9 System log ...................................................................................................... 77
2.3 RELOAD SWITCH AFTER SPECIFIED TIME .................................................................... 84
2.3.1 Introduce to reload switch after specifid time .................................................. 84
2.3.2 Reload switch after specifid time Task List...................................................... 84
2.3.3 Commands For reload switch after specifid time ............................................ 84
2.4 DEBUGGING AND DIAGNOSIS FOR PACKETS RECEIVED AND SENT BY CPU .................... 86
2.4.1 Introduction to debugging and diagnosis for packets received and sent by CPU
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................................................................................................................................. 86
2.4.2 Debugging and diagnosis for packets received and sent by CPU Task List.... 86
2.4.3 Commands for debugging and diagnosis for packets received and sent by CPU
................................................................................................................................. 87
2.5 CONFIGURATE SWITCH IP ADDRESSES...................................................................... 89
2.5.1 Switch IP Addresses Configuration Task List .................................................. 89
2.5.2 Commands For Configuring Switch IP ............................................................ 90
2.6 SNMP CONFIGURATION ........................................................................................... 92
2.6.1 Introduction To SNMP ..................................................................................... 92
2.6.2 Introduction to MIB.......................................................................................... 93
2.6.3 Introduction to RMON ..................................................................................... 94
2.6.4 SNMP Configuration Task List......................................................................... 95
2.6.5 Commands for SNMP ..................................................................................... 97
2.6.6 Typical SNMP Configuration Examples......................................................... 109
2.6.7 SNMP Troubleshooting ..................................................................................110
2.7 SWITCH UPGRADE ..................................................................................................111
2.7.1 Switch System Files.......................................................................................111
2.7.2 BootROM Upgrade ........................................................................................112
2.7.3 FTP/TFTP Upgrade........................................................................................114
2.7.4 FTP/TFTP Configuration Examples .............................................................. 123
2.7.5 FTP/TFTP Troubleshooting........................................................................... 126
2.8 JUMBO CONFIGURATION......................................................................................... 128
2.8.1 Jumbo Introduction ....................................................................................... 128
2.8.2 Jumbo Configuration Task Sequence............................................................ 128
2.8.3 Jumbo Command.......................................................................................... 129
2.9 SFLOW CONFIGURATION......................................................................................... 129
2.9.1 sFlow introduction ......................................................................................... 129
2.9.2 sFlow Configuration Task .............................................................................. 130
2.9.3 Commands for sFlow .................................................................................... 131
2.9.4 sFlow Examples............................................................................................ 136
2.9.5 sFlow Troubleshooting .................................................................................. 137
2.10 TACACS+ CONFIGURATION ................................................................................. 137
2.10.1 TACACS+ Introduction ................................................................................ 137
2.10.2 TACACS+ Configurations............................................................................ 137
2.10.3 Commands for TACACS+ ........................................................................... 138
2.10.4 Typical TACACS+ Scenarios....................................................................... 141
2.10.5 TACACS+ Troubleshooting ......................................................................... 141
2.11 RADIUS CONFIGURATION .................................................................................... 142
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2.11.1 RADIUS Introduction ................................................................................... 142
2.11.2 RADIUS Configuration ................................................................................ 144
2.11.3 Commands for RADIUS .............................................................................. 146
2.11.4 RADIUS Typical Example............................................................................ 158
2.11.5 RADIUS Troubleshooting ............................................................................ 159
2.12 WEB MANAGEMENT ............................................................................................. 160
2.12.1 Switch Basic Configuration ......................................................................... 160
2.12.2 SNMP Configuration ................................................................................... 161
2.12.3 Switch upgrade ........................................................................................... 163
2.12.4 Monitor And Debug Command.................................................................... 166
2.12.5 Switch Maintenance.................................................................................... 167
2.12.6 Telnet server configuration .......................................................................... 168
2.12.7 Telnet server user configuration .................................................................. 168
2.12.8 Telnet security IP......................................................................................... 168
2.12.9 RADIUS client configuration........................................................................ 169
CHAPTER 3 PORT CONFIGURATION........................................................................ 172
3.1 INTRODUCTION TO PORT ........................................................................................ 172
3.2 PORT CONFIGURATION ........................................................................................... 172
3.2.1 Network Port Configuration ........................................................................... 172
3.2.2 VLAN Interface Configuration ....................................................................... 187
3.2.3 Network Management Port Configuration ..................................................... 189
3.3 PORT MIRRORING CONFIGURATION......................................................................... 192
3.3.1 Introduction to Port Mirroring......................................................................... 192
3.3.2 Port Mirroring Configuration Task List ........................................................... 192
3.3.3 Command For Mirroring Configuration.......................................................... 192
3.3.4 Device Mirroring Troubleshooting ................................................................. 193
3.4 PORT CONFIGURATION EXAMPLE ............................................................................ 194
3.5 PORT TROUBLESHOOTING ...................................................................................... 194
3.6 WEB MANAGEMENT ............................................................................................... 195
3.6.1 Ethernet port configuration............................................................................ 195
3.6.2 Physical port configuration ............................................................................ 195
3.6.3 Bandwidth control ......................................................................................... 196
3.6.4 Vlan interface configuration........................................................................... 197
3.6.5 Allocate IP address for L3 port ...................................................................... 197
3.6.6 L3 port IP addr mode configuration............................................................... 197
3.6.7 Port mirroring configuration........................................................................... 198
3.6.8 Mirror configuration ....................................................................................... 198
3.6.9 Port debug and maintenance ........................................................................ 198
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3.6.10 Show port information ................................................................................. 198
CHAPTER 4 PORT ISOLATION FUNCTION CONFIGURATION ................................ 200
4.1 INTRODUCTION TO PORT ISOLATION FUNCTION ........................................................ 200
4.2 PORT ISOLATION FUNCTION CONFIGURATION .......................................................... 200
4.2.1 Task Sequence of Port Isolation.................................................................... 200
4.2.2 The Configuration Commands of Port Isolation Function.............................. 201
4.3 TYPICAL EXAMPLES OF PORT ISOLATION FUNCTION ................................................. 203
CHAPTER 5 PORT LOOPBACK DETECTION FUNCTION CONFIGURATION ......... 205
5.1 INTRODUCTION TO PORT LOOPBACK DETECTION FUNCTION ..................................... 205
5.2 PORT LOOPBACK DETECTION FUNCTION CONFIGURATION........................................ 206
5.2.1 Port Loopback Detection Function Configuration Task List ........................... 206
5.2.2 Command for Port Loopback Detection Function ......................................... 207
5.3 PORT LOOPBACK DETECTION FUNCTION EXAMPLE .................................................. 210
5.4 TROUBLESHOOTING HELP ON PORT LOOPBACK DETECTION ......................................211
CHAPTER 6 ULDP FUNCTION CONFIGURATION..................................................... 212
6.1 ULDP FUNCTION INTRODUCTION............................................................................ 212
6.2 ULDP CONFIGURATION TASK SEQUENCE................................................................ 213
6.3 ULDP CONFIGURATION.......................................................................................... 215
6.3.1 uldp enable ................................................................................................... 215
6.3.2 uldp disable................................................................................................... 216
6.3.3 uldp hello-interval.......................................................................................... 216
6.3.4 uldp aggressive-mode................................................................................... 217
6.3.5 uldp manual-shutdown .................................................................................. 217
6.3.6 uldp reset ...................................................................................................... 217
6.3.7 uldp recovery-time......................................................................................... 218
6.3.8 show uldp...................................................................................................... 218
6.3.9 debug uldp fsm interface ethernet................................................................. 218
6.3.10 debug uldp error.......................................................................................... 219
6.3.11 debug uldp event......................................................................................... 219
6.3.12 debug uldp packet....................................................................................... 219
6.3.13 debug uldp interface ethernet ..................................................................... 220
6.4 ULDP FUNCTION TYPICAL EXAMPLES ..................................................................... 220
6.5 ULDP TROUBLESHOOTING HELP ............................................................................ 222
CHAPTER 7 CONFIGURATION OF LLDP FUNCTION OPERATION ......................... 224
7.1 INTRODUCTION TO LLDP FUNCTION........................................................................ 224
7.2 LLDP FUNCTION CONFIGURATION TASK SEQUENCE ................................................ 225
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7.3 LLDP FUNCTION COMMANDS ................................................................................. 228
7.3.1 lldp enable..................................................................................................... 228
7.3.2 lldp enable(Port)............................................................................................ 228
7.3.3 lldp mode ...................................................................................................... 229
7.3.4 lldp tx-interval................................................................................................ 229
7.3.5 lldp msgtxhold ............................................................................................... 230
7.3.6 lldp transmit delay ......................................................................................... 230
7.3.7 lldp notification interval.................................................................................. 230
7.3.8 lldp trap ......................................................................................................... 231
7.3.9 lldp transmit optional tlv................................................................................. 231
7.3.10 lldp neighbors max-num.............................................................................. 232
7.3.11 lldp tooManyNeighbors................................................................................ 232
7.3.12 show lldp ..................................................................................................... 232
7.3.13 show lldp traffic ........................................................................................... 233
7.3.14 show lldp interface ethernet ........................................................................ 233
7.3.15 show lldp neighbors interface ethernet........................................................ 234
7.3.16 show debugging lldp ................................................................................... 234
7.3.17 debug lldp ................................................................................................... 235
7.3.18 debug lldp packets ...................................................................................... 235
7.3.19 clear lldp remote-table................................................................................. 236
7.4 LLDP FUNCTION TYPICAL EXAMPLE........................................................................ 236
7.5 LLDP FUNCTION TROUBLESHOOTING HELP ............................................................ 237
CHAPTER 8 PORT CHANNEL CONFIGURATION ..................................................... 238
8.1 INTRODUCTION TO PORT CHANNEL ......................................................................... 238
8.2 BRIEF INTRODUCTION TO LACP.............................................................................. 239
8.2.1 Static LACP Aggregation............................................................................... 240
8.2.2 Dynamic LACP Aggregation.......................................................................... 240
8.3 PORT CHANNEL CONFIGURATION TASK LIST ............................................................ 241
8.4 COMMANDS FOR PORT CHANNEL............................................................................. 242
8.4.1 debug port-channel ....................................................................................... 242
8.4.2 interface port-channel ................................................................................... 243
8.4.3 lacp port-priority ............................................................................................ 243
8.4.4 lacp system-priority ....................................................................................... 244
8.4.5 lacp timeout................................................................................................... 244
8.4.6 load-balance ................................................................................................. 245
8.4.7 port-group ..................................................................................................... 245
8.4.8 port-group mode ........................................................................................... 245
8.4.9 show port-group ............................................................................................ 246
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8.5 PORT CHANNEL EXAMPLE ...................................................................................... 248
8.6 PORT CHANNEL TROUBLESHOOTING ....................................................................... 250
8.7 WEB MANAGEMENT ............................................................................................... 251
8.7.1 LACP port group configuration...................................................................... 251
8.7.2 LACP port configuration ................................................................................ 251
CHAPTER 9 VLAN CONFIGURATION........................................................................ 253
9.1 VLAN CONFIGURATION .......................................................................................... 253
9.1.1 Introduction to VLAN..................................................................................... 253
9.1.2 VLAN Configuration Task List ....................................................................... 254
9.1.3 Commands For Vlan Configuration............................................................... 256
9.1.4 Typical VLAN Application .............................................................................. 265
9.1.5 Typical Application of Hybrid Port.................................................................. 266
9.2 GVRP CONFIGURATION ......................................................................................... 268
9.2.1 Introduction to GVRP .................................................................................... 268
9.2.2 GVRP Configuration Task List....................................................................... 269
9.2.3 Commands for GVRP ................................................................................... 269
9.2.4 Typical GVRP Application ............................................................................. 272
9.2.5 GVRP Troubleshooting ................................................................................. 274
9.3 DOT1Q-TUNNEL CONFIGURATION............................................................................ 275
9.3.1 Dot1q-tunnel Introduction.............................................................................. 275
9.3.2 Dot1q-tunnel Configuration ........................................................................... 276
9.3.3 Commands for Dot1q-Tunnel Configuration.................................................. 276
9.3.4 Typical Applications Of The Dot1q-tunnel ..................................................... 278
9.3.5 Dot1q-tunnel Troubleshooting ....................................................................... 279
9.4 VLAN-TRANSLATION CONFIGURATION..................................................................... 279
9.4.1 VLAN-translation Introduction ....................................................................... 279
9.4.2 VLAN-translation Configuration..................................................................... 280
9.4.3 Commands for VLAN-Translation Configuration ........................................... 281
9.4.4 Typical application of VLAN-translation......................................................... 282
9.4.5 VLAN-translation Troubleshooting ................................................................ 283
9.5 DYNAMIC VLAN CONFIGURATION ........................................................................... 284
9.5.1 Dynamic VLAN Introduction .......................................................................... 284
9.5.2 Dynamic VLAN Configuration ....................................................................... 284
9.5.3 Typical Application Of The Dynamic VLAN ................................................... 292
9.5.4 Dynamic VLAN Troubleshooting ................................................................... 294
9.6 VOICE VLAN CONFIGURATION................................................................................ 294
9.6.1 Voice VLAN Introduction ............................................................................... 294
9.6.2 Voice VLAN Configuration............................................................................. 295
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9.6.3 Typical Applications Of The Voice VLAN....................................................... 297
9.6.4 Voice VLAN Troubleshooting ........................................................................ 298
CHAPTER 10 MAC TABLE CONFIGURATION........................................................... 300
10.1 INTRODUCTION TO MAC TABLE............................................................................. 300
10.1.1 Obtaining MAC Table .................................................................................. 300
10.1.2 Forward or Filter.......................................................................................... 302
10.2 MAC ADDRESS TABLE CONFIGURATION TASK LIST ................................................. 303
10.3 COMMANDS FOR MAC ADDRESS TABLE CONFIGURATION ........................................ 304
10.3.1 clear mac-address-table dynamic ............................................................... 304
10.3.2 mac-address-table aging-time..................................................................... 304
10.3.3 mac-address-table ...................................................................................... 305
10.3.4 show mac-address-table ............................................................................. 306
10.4 TYPICAL CONFIGURATION EXAMPLES .................................................................... 306
10.5 TROUBLESHOOTING ............................................................................................. 307
10.6 MAC ADDRESS FUNCTION EXTENSION ................................................................. 308
10.6.1 MAC Address Binding ................................................................................. 308
CHAPTER 11 MSTP CONFIGURATION...................................................................... 316
11.1 MSTP INTRODUCTION.......................................................................................... 316
11.1.1 MSTP Region .............................................................................................. 316
11.1.2 Port Roles ................................................................................................... 318
11.1.3 MSTP Load Balance ................................................................................... 318
11.2 MSTP CONFIGURATION TASK LIST ........................................................................ 318
11.3 COMMANDS FOR MSTP........................................................................................ 323
11.3.1 abort ............................................................................................................ 323
11.3.2 exit............................................................................................................... 323
11.3.3 instance vlan ............................................................................................... 323
11.3.4 name ........................................................................................................... 324
11.3.5 no ................................................................................................................ 324
11.3.6 revision-level ............................................................................................... 325
11.3.7 show............................................................................................................ 325
11.3.8 spanning-tree .............................................................................................. 325
11.3.9 spanning-tree cost....................................................................................... 326
11.3.10 spanning-tree format ................................................................................. 327
11.3.11 spanning-tree forward-time........................................................................ 327
11.3.12 spanning-tree hello-time............................................................................ 328
11.3.13 spanning-tree link-type p2p ....................................................................... 328
11.3.14 spanning-tree maxage............................................................................... 329
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11.3.15 spanning-tree max-hop ............................................................................. 329
11.3.16 spanning-tree mcheck ............................................................................... 330
11.3.17 spanning-tree mode .................................................................................. 330
11.3.18 spanning-tree mst configuration ................................................................ 330
11.3.19 spanning-tree mst cost .............................................................................. 331
11.3.20 spanning-tree mst loopguard..................................................................... 332
11.3.21 spanning-tree mst port-priority................................................................... 332
11.3.22 spanning-tree mst priority.......................................................................... 333
11.3.23 spanning-tree mst rootguard ..................................................................... 333
11.3.24 spanning-tree portfast ............................................................................... 334
11.3.25 spanning-tree port-priority ......................................................................... 334
11.3.26 spanning-tree priority................................................................................. 335
11.3.27 spanning-tree rootguard ............................................................................ 335
11.3.28 spanning-tree digest-snooping .................................................................. 336
11.3.29 spanning-tree tcflush (global mode) .......................................................... 336
11.3.30 spanning-tree tcflush (port mode).............................................................. 337
11.3.31 spanning-tree transmit-hold-count............................................................. 338
11.4 MSTP EXAMPLE .................................................................................................. 338
11.5 MSTP TROUBLESHOOTING................................................................................... 343
11.5.1 Commands for Monitor And Debug ............................................................. 343
11.6 WEB MANAGEMENT.............................................................................................. 347
11.6.1 MSTP field operation................................................................................... 347
11.6.2 MSTP port operation ................................................................................... 348
11.6.3 MSTP global control .................................................................................... 349
11.6.4 Show MSTP setting..................................................................................... 351
CHAPTER 12 FLOW-BASED REDIRECTION............................................................. 352
12.1 INTRODUCTION TO FLOW-BASED REDIRECTION...................................................... 352
12.2 FLOW-BASED REDIRECTION CONFIGURATION TASK SEQUENCE .............................. 352
12.3 COMMAND FOR FLOW-BASED REDIRECTION .......................................................... 353
12.3.1 access-group <aclname> redirect to interface ethernet .............................. 353
12.3.2 show flow-based-redirect ............................................................................ 353
12.4 FLOW-BASED REDIRECTION EXAMPLES................................................................. 354
12.5 FLOW-BASED REDIRECTION TROUBLESHOOTING HELP........................................... 354
CHAPTER 13 L3 FORWARD CONFIGURATION ........................................................ 355
13.1 LAYER 3INTERFACE ............................................................................................. 355
13.1.1 Introduction to Layer 3 Interface ................................................................. 355
13.1.2 Layer 3 Interface Configuration Task List .................................................... 355
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13.1.3 Commands for Layer 3 Interface................................................................. 356
13.2 IP CONFIGURATION .............................................................................................. 358
13.2.1 Introduction to IPv4, IPv6 ............................................................................ 358
13.2.2 IP Configuration .......................................................................................... 360
13.2.3 IP Configuration Examples.......................................................................... 377
13.2.4 IP Troubleshooting ...................................................................................... 381
13.3 IP FORWARDING .................................................................................................. 392
13.3.1 Introduction to IP Forwarding ...................................................................... 392
13.3.2 IP Route Aggregation Configuration Task ................................................... 392
13.3.3 Commands for IP Route Aggregation.......................................................... 392
13.4 URPF................................................................................................................. 393
13.4.1 Introduction to URPF .................................................................................. 393
13.4.2 URPF Configuration Task Sequence........................................................... 394
13.4.3 Commands for URPF.................................................................................. 395
13.4.4 URPF Typical Example ............................................................................... 397
13.4.5 URPF Troubleshooting................................................................................ 398
13.5 ARP ................................................................................................................... 399
13.5.1 Introduction to ARP ..................................................................................... 399
13.5.2 ARP Configuration Task List........................................................................ 399
13.5.3 Commands for ARP Configuration .............................................................. 400
13.6 L3STATION MOVEMENT......................................................................................... 403
13.6.1 Introduction to l3 station movement ............................................................ 403
13.6.2 l3 station movement Configuration Task List............................................... 404
13.6.3 Commands for l3 station movement............................................................ 404
CHAPTER 14 DHCP CONFIGURATION...................................................................... 406
14.1 INTRODUCTION TO DHCP..................................................................................... 406
14.2 DHCP SERVER CONFIGURATION .......................................................................... 407
14.2.1 DHCP Sever Configuration Task List .......................................................... 407
14.2.2 Commands for DHCP Server Configuration................................................ 409
14.3 DHCP RELAY CONFIGURATION............................................................................. 419
14.3.1 DHCP Relay Configuration Task List........................................................... 420
14.3.2 Commands for DHCP Relay Configuration ................................................. 421
14.4 DHCP CONFIGURATION EXAMPLE ........................................................................ 421
14.5 DHCP TROUBLESHOOTING .................................................................................. 424
14.5.1 Commands for Monitor and Debug ............................................................. 424
14.6 WEB MANAGEMENT ............................................................................................. 427
14.6.1 DHCP server configuration ......................................................................... 427
14.6.2 DHCP debugging ........................................................................................ 432
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CHAPTER 15 DHCPV6 CONFIGURATION ................................................................. 434
15.1 DHCPV6INTRODUCTION...................................................................................... 434
15.2 DHCPV6SERVER CONFIGURATION ....................................................................... 435
15.3 DHCPV6RELAY DELEGATION CONFIGURATION ...................................................... 437
15.4 DHCPV6PREFIX DELEGATION SERVER CONFIGURATION......................................... 437
15.5 DHCPV6PREFIX DELEGATION CLIENT CONFIGURATION .......................................... 439
15.6 DHCPV6CONFIGURATION COMMAND................................................................... 440
15.6.1 clear ipv6 dhcp binding ............................................................................... 440
15.6.2 clear ipv6 dhcp server statistics .................................................................. 440
15.6.3 debug ipv6 dhcp client ................................................................................ 441
15.6.4 debug ipv6 dhcp detail ................................................................................ 441
15.6.5 debug ipv6 dhcp relay packet ..................................................................... 441
15.6.6 debug ipv6 dhcp server............................................................................... 442
15.6.7 dns-server ................................................................................................... 442
15.6.8 domain-name .............................................................................................. 442
15.6.9 excluded-address........................................................................................ 443
15.6.10 ipv6 address.............................................................................................. 443
15.6.11 ipv6 dhcp client pd..................................................................................... 444
15.6.12 ipv6 dhcp client pd hint.............................................................................. 444
15.6.13 ipv6 dhcp pool........................................................................................... 445
15.6.14 ipv6 dhcp relay destination........................................................................ 445
15.6.15 ipv6 dhcp server........................................................................................ 446
15.6.16 ipv6 general-prefix .................................................................................... 447
15.6.17 ipv6 local pool ........................................................................................... 447
15.6.18 lifetime....................................................................................................... 448
15.6.19 network-address ....................................................................................... 448
15.6.20 prefix-delegation ....................................................................................... 449
15.6.21 prefix-delegation pool................................................................................ 450
15.6.22 service dhcpv6 .......................................................................................... 450
15.6.23 show ipv6 dhcp ......................................................................................... 451
15.6.24 show ipv6 dhcp binding............................................................................. 451
15.6.25 show ipv6 dhcp conflict ............................................................................. 452
15.6.26 show ipv6 dhcp interface........................................................................... 452
15.6.27 show ipv6 dhcp pool ................................................................................. 453
15.6.28 show ipv6 dhcp statistics........................................................................... 453
15.6.29 show ipv6 general-prefix ........................................................................... 455
15.6.30 show ipv6 local pool.................................................................................. 456
15.7 EXAMPLES OF DHCPV6CONFIGURATION.............................................................. 456
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15.8 DHCPV6TROUBLESHOOTING .............................................................................. 460
CHAPTER 16 DHCP OPTION 82 CONFIGURATION.................................................. 462
16.1 INTRODUCTION TO DHCP OPTION 82 .................................................................... 462
16.1.1 DHCP option 82 Message Structure ........................................................... 462
16.1.2 option 82 Working Mechanism.................................................................... 463
16.2 DHCP OPTION 82 CONFIGURATION....................................................................... 464
16.2.1 DHCP option 82 Configuration Task List ..................................................... 464
16.2.2 Command for DHCP option 82 ................................................................... 467
16.3 DHCP OPTION 82 APPLICATION EXAMPLES ........................................................... 472
16.4 DHCP OPTION 82 TROUBLESHOOTING HELP......................................................... 474
CHAPTER 17 DHCP SNOOPING CONFIGURATION.................................................. 475
17.1 INTRODUCTION TO DHCP SNOOPING.................................................................... 475
17.2 DHCP SNOOPING CONFIGURATION ...................................................................... 476
17.2.1 DHCP Snooping Configuration Task Sequence .......................................... 476
17.2.2 Command for DHCP Snooping Configuration............................................. 480
17.3 DHCP SNOOPING TYPICAL APPLICATION............................................................... 497
17.4 DHCP SNOOPING TROUBLESHOOTING HELP......................................................... 498
17.4.1 Monitor And Debug Information .................................................................. 498
17.4.2 DHCP Snooping Troubleshooting Help ....................................................... 498
CHAPTER 18 SNTP CONFIGURATION ...................................................................... 499
18.1 INTRODUCTION TO SNTP ..................................................................................... 499
18.2 COMMANDS FOR SNTP........................................................................................ 500
18.2.1 clock timezone ............................................................................................ 500
18.2.2 sntp server .................................................................................................. 500
18.2.3 sntp poll....................................................................................................... 501
18.2.4 debug sntp .................................................................................................. 501
18.2.5 show sntp.................................................................................................... 502
18.3 TYPICAL SNTP CONFIGURATION EXAMPLES.......................................................... 502
18.4 WEB MANAGEMENT ............................................................................................. 503
18.4.1 SNMP/NTP server configuration ................................................................. 503
18.4.2 Request interval configuration..................................................................... 503
18.4.3 Time difference ........................................................................................... 503
18.4.4 Show SNTP ................................................................................................ 504
CHAPTER 19 NTP FUNCTION CONFIGURATION ..................................................... 505
19.1 INTRODUCTION OF NTP FUNCTION........................................................................ 505
19.2 NTP FUNCTION CONFIGURATION TASK LIST ............................................................ 505
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19.3 NTP CONFIGURATION COMMAND........................................................................... 508
19.3.1 clock timezone ............................................................................................ 508
19.3.2 debug ntp authentication............................................................................. 508
19.3.3 debug ntp adjust ......................................................................................... 509
19.3.4 debug ntp events ........................................................................................ 509
19.3.5 debug ntp packets....................................................................................... 509
19.3.6 debug ntp sync............................................................................................ 510
19.3.7 ntp access-group ........................................................................................ 510
19.3.8 ntp authenticate ...........................................................................................511
19.3.9 ntp authentication-key..................................................................................511
19.3.10 ntp broadcast client....................................................................................511
19.3.11 ntp broadcast server count........................................................................ 512
19.3.12 ntp disable................................................................................................. 512
19.3.13 ntp disable................................................................................................. 512
19.3.14 ntp enable ................................................................................................. 513
19.3.15 ntp ipv6 multicast client ............................................................................. 513
19.3.16 ntp multicast client .................................................................................... 513
19.3.17 ntp server .................................................................................................. 514
19.3.18 ntp trusted-key .......................................................................................... 514
19.3.19 show ntp session ...................................................................................... 515
19.3.20 show ntp status ......................................................................................... 515
19.4 TYPICAL EXAMPLE OF NTP FUNCTION ................................................................... 516
19.5 NTP FUNCTION TROUBLESHOOTING ...................................................................... 516
CHAPTER 20 DNSV4/V6 CONFIGURATION............................................................... 518
20.1 DNS INTRODUCTION ............................................................................................ 518
20.2 DNSV4/V6CONFIGURATION TASK LIST ................................................................. 519
20.3 CHAPTER DNSV4/V6CONFIGURATION TASKS ....................................................... 521
20.3.1 clear dynamic-host...................................................................................... 521
20.3.2 ip domain-lookup......................................................................................... 521
20.3.3 dns-server ................................................................................................... 522
20.3.4 ip domain-list............................................................................................... 523
20.3.5 ip dns server ............................................................................................... 523
20.3.6 ip dns server queue maximum .................................................................... 523
20.3.7 ip dns server queue timeout........................................................................ 524
20.3.8 dns lookup................................................................................................... 524
20.3.9 show dns name-server................................................................................ 525
20.3.10 show dns domain-list................................................................................. 525
20.3.11 show dns dynamic-hosts ........................................................................... 525
13
20.3.12 show dns config ........................................................................................ 526
20.3.13 show dns client ......................................................................................... 526
20.3.14 debug dns ................................................................................................. 526
20.4 TYPICAL EXAMPLES OF DNS ................................................................................ 527
20.5 DNS TROUBLESHOOTING..................................................................................... 528
CHAPTER 21 ARP SCANNING PREVENTION FUNCTION CONFIGURATION......... 530
21.1 INTRODUCTION TO ARP SCANNING PREVENTION FUNCTION ................................... 530
21.2 ARP SCANNING PREVENTION CONFIGURATION TASK SEQUENCE............................ 531
21.3 COMMAND FOR ARP SCANNING PREVENTION ....................................................... 532
21.3.1 anti-arpscan enable..................................................................................... 532
21.3.2 anti-arpscan port-based threshold .............................................................. 533
21.3.3 anti-arpscan ip-based threshold.................................................................. 533
21.3.4 anti-arpscan trust ........................................................................................ 534
21.3.5 anti-arpscan trust ip..................................................................................... 534
21.3.6 anti-arpscan recovery enable...................................................................... 535
21.3.7 anti-arpscan recovery time.......................................................................... 535
21.3.8 anti-arpscan log enable............................................................................... 535
21.3.9 anti-arpscan trap enable ............................................................................. 536
21.3.10 show anti-arpscan..................................................................................... 536
21.3.11 debug anti-arpscan.................................................................................... 538
21.4 ARP SCANNING PREVENTION TYPICAL EXAMPLES ................................................. 539
21.5 ARP SCANNING PREVENTION TROUBLESHOOTING HELP........................................ 540
CHAPTER 22 PREVENT ARP, ND SPOOFING CONFIGURATION............................ 541
22.1 OVERVIEW........................................................................................................... 541
22.1.1 ARP ( Address Resolution Protocol)............................................................ 541
22.1.2 ARP Spoofing.............................................................................................. 541
22.1.3 How to prevent void ARP/ND Spoofing for our Layer 3 Switch ................... 542
22.2 PREVENT ARP, ND SPOOFING CONFIGURATION..................................................... 542
22.2.1 Prevent ARP, ND Spoofing Configuration Task List..................................... 542
22.3 COMMANDS FOR PREVENTING ARP, ND SPOOFING............................................... 543
22.3.1 ip arp-security updateprotect....................................................................... 543
22.3.2 ipv6 nd-security updateprotect .................................................................... 544
22.3.3 ip arp-security learnprotect.......................................................................... 544
22.3.4 ipv6 nd-security learnprotect ....................................................................... 544
22.3.5 ip arp-security convert................................................................................. 545
22.3.6 ipv6 nd-security convert .............................................................................. 545
22.3.7 clear ip arp dynamic.................................................................................... 545
14
22.3.8 clear ipv6 nd dynamic ................................................................................. 545
22.4 PREVENT ARP, ND SPOOFING EXAMPLE............................................................... 546
CHAPTER 23 ARP GUARD CONFIGURATION .......................................................... 548
23.1 ARP GUARD INTRODUCTION............................................................................... 548
23.2 ARP GUARD CONFIGURATION TASK LIST............................................................. 549
23.3 COMMAND FOR ARP GUARD .............................................................................. 549
23.3.1 arp-guard ip................................................................................................. 549
CHAPTER 24 ARP LOCAL PROXY CONFIGURATION.............................................. 550
24.1 INTRODUCTION TO ARP LOCAL PROXY FUNCTION.................................................... 550
24.2 ARP LOCAL PROXY FUNCTION CONFIGURATION TASK LIST ........................................ 551
24.3 ARP LOCAL PROXY COMMAND ............................................................................... 551
24.3.1 ip local proxy-arp......................................................................................... 551
24.4 TYPICAL EXAMPLES OF ARP LOCAL PROXY FUNCTION.............................................. 552
24.5 HELP ON ARP LOCAL PROXY FUNCTION TROUBLESHOOTING .................................... 552
CHAPTER 25 GRATUITOUS ARP CONFIGURATION................................................ 553
25.1 INTRODUCTION TO GRATUITOUS ARP ................................................................... 553
25.2 GRATUITOUS ARP CONFIGURATION TASK LIST ...................................................... 553
25.3 GRATUITOUS ARP COMMAND ............................................................................... 554
25.3.1 ip gratuitous-arp .......................................................................................... 554
25.3.2 show ip gratuitous-arp................................................................................. 554
25.4 GRATUITOUS ARP CONFIGURATION EXAMPLE ....................................................... 556
25.5 GRATUITOUS ARP TROUBLE SHOOTING ................................................................ 556
CHAPTER 26 IGMP SNOOPING ................................................................................. 558
26.1 INTRODUCTION TO IGMP SNOOPING ..................................................................... 558
26.2 IGMP SNOOPING CONFIGURATION TASK ............................................................... 558
26.3 COMMANDS FOR IGMP SNOOPING ....................................................................... 560
26.3.1 ip igmp snooping......................................................................................... 560
26.3.2 ip igmp snooping proxy ............................................................................... 560
26.3.3 ip igmp snooping vlan ................................................................................. 561
26.3.4 ip igmp snooping vlan immediate-leave ...................................................... 561
26.3.5 ip igmp snooping vlan l2-general-querier .................................................... 562
26.3.6 ip igmp snooping vlan limit .......................................................................... 562
26.3.7 ip igmp snooping vlan mrouter-port interface .............................................. 563
26.3.8 ip igmp snooping vlan mrouter-port learnpim .............................................. 563
26.3.9 ip igmp snooping vlan mrpt ......................................................................... 564
26.3.10 ip igmp snooping vlan query-interval......................................................... 564
15
26.3.11 ip igmp snooping vlan query-mrsp............................................................. 564
26.3.12 ip igmp snooping vlan query-robustness................................................... 565
26.3.13 ip igmp snooping vlan report source-address ........................................... 565
26.3.14 ip igmp snooping vlan specific-query-mrsp ............................................... 566
26.3.15 ip igmp snooping vlan suppression-query-time ......................................... 566
26.3.16 ip igmp snooping vlan static-group............................................................ 566
26.4 IGMP SNOOPING EXAMPLE.................................................................................. 567
26.5 IGMP SNOOPING TROUBLESHOOTING .................................................................. 570
26.5.1 Commands for Monitor And Debug ............................................................. 570
CHAPTER 27 VRRP CONFIGURATION...................................................................... 573
27.1 INTRODUCTION TO VRRP..................................................................................... 573
27.2 CONFIGURATION TASK LIST .................................................................................. 574
27.3 COMMANDS FOR VRRP ....................................................................................... 575
27.3.1 advertisement-interval................................................................................. 575
27.3.2 circuit-failover.............................................................................................. 576
27.3.3 debug vrrp................................................................................................... 577
27.3.4 disable......................................................................................................... 577
27.3.5 enable ......................................................................................................... 577
27.3.6 interface ...................................................................................................... 578
27.3.7 preempt-mode............................................................................................. 578
27.3.8 priority ......................................................................................................... 579
27.3.9 router vrrp ................................................................................................... 579
27.3.10 show vrrp .................................................................................................. 579
27.3.11 virtual-ip..................................................................................................... 580
27.4 TYPICAL VRRP SCENARIO ................................................................................... 581
27.5 VRRP TROUBLESHOOTING .................................................................................. 582
27.6 WEB MANAGEMENT ............................................................................................. 582
27.6.1 Create VRRP Number................................................................................. 582
27.6.2 Configure VRRP Dummy IP........................................................................ 582
27.6.3 Configure VRRP Port .................................................................................. 583
27.6.4 Activate Virtual Router................................................................................. 583
27.6.5 Configure Preemptive Mode For VRRP ...................................................... 583
27.6.6 Configure VRRP priority.............................................................................. 584
27.6.7 Configure VRRP Timer interval ................................................................... 584
27.6.8 Configure VRRP Interface Monitor.............................................................. 584
27.6.9 Configure Authentication Mode For VRRP.................................................. 584
CHAPTER 28 IPV6 VRRPV3 CONFIGURATION......................................................... 586
16
28.1 VRRPV3INTRODUCTION...................................................................................... 586
28.1.1 The Format of VRRPv3 Message ............................................................... 587
28.1.2 VRRPv3 Working Mechanism..................................................................... 588
28.2 VRRPV3CONFIGURATION TASK SEQUENCE ......................................................... 589
28.3 IPV6VRRPV3CONFIGURATION COMMANDS......................................................... 590
28.3.1 advertisement-interval................................................................................. 590
28.3.2 circuit-failover.............................................................................................. 591
28.3.3 debug ipv6 vrrp ........................................................................................... 592
28.3.4 disable......................................................................................................... 592
28.3.5 enable ......................................................................................................... 593
28.3.6 preempt-mode............................................................................................. 593
28.3.7 priority ......................................................................................................... 593
28.3.8 router ipv6 vrrp............................................................................................ 594
28.3.9 show ipv6 vrrp............................................................................................. 594
28.3.10 virtual-ipv6 interface .................................................................................. 595
28.4 VRRPV3TYPICAL EXAMPLES............................................................................... 596
28.5 VRRPV3TROUBLESHOOTING HELP...................................................................... 597
CHAPTER 29 MRPP CONFIGURATION...................................................................... 598
29.1 MRPP INTRODUCTION ......................................................................................... 598
29.1.1 Conception Introduction .............................................................................. 598
29.1.2 MRPP Protocol Packet Types ..................................................................... 600
29.1.3 MRPP Protocol Operation System.............................................................. 600
29.2 MRPP CONFIGURATION TASK LIST ....................................................................... 601
29.3 COMMANDS FOR MRPP ...................................................................................... 602
29.3.1 clear mrpp statistics .................................................................................... 602
29.3.2 control-vlan ................................................................................................. 603
29.3.3 debug mrpp................................................................................................. 603
29.3.4 enable ......................................................................................................... 604
29.3.5 fail-timer ...................................................................................................... 604
29.3.6 hello-timer ................................................................................................... 605
29.3.7 mrpp enable ................................................................................................ 605
29.3.8 mrpp poll-time ............................................................................................. 606
29.3.9 mrpp ring..................................................................................................... 606
29.3.10 node-mode................................................................................................ 606
29.3.11 mrpp ring primary-port............................................................................... 607
29.3.12 mrpp ring secondary-port .......................................................................... 607
29.3.13 show mrpp ................................................................................................ 607
29.3.14 show mrpp statistics.................................................................................. 608
17
29.4 MRPP TYPICAL SCENARIO.................................................................................... 608
29.5 MRPP TROUBLESHOOTING ...................................................................................611
CHAPTER 30 CLUSTER CONFIGURATION............................................................... 612
30.1 INTRODUCTION TO CLUSTER ................................................................................ 612
30.2 CLUSTER MANAGEMENT CONFIGURATION SEQUENCE............................................ 612
30.3 COMMANDS FOR CLUSTER ................................................................................... 616
30.3.1 cluster run ................................................................................................... 616
30.3.2 cluster ip-pool.............................................................................................. 617
30.3.3 cluster commander ..................................................................................... 617
30.3.4 cluster member ........................................................................................... 618
30.3.5 cluster auto-add .......................................................................................... 619
30.3.6 cluster member auto-to-user ....................................................................... 619
30.3.7 cluster keepalive interval............................................................................. 619
30.3.8 cluster keepalive loss-count ........................................................................ 620
30.3.9 rcommand member..................................................................................... 621
30.3.10 rcommand commander ............................................................................. 621
30.3.11 cluster update member.............................................................................. 621
30.3.12 cluster reset member ................................................................................ 622
30.3.13 clear cluster nodes.................................................................................... 623
30.4 EXAMPLES OF CLUSTER ADMINISTRATION............................................................. 623
30.5 CLUSTER ADMINISTRATION TROUBLESHOOTING..................................................... 624
30.5.1 Cluster Debugging and Monitoring Command ............................................ 624
30.5.2 Cluster Administration Troubleshooting....................................................... 629
CHAPTER 31 ULPP CONFIGURATION ...................................................................... 630
31.1 INTRODUCTION TO ULPP ..................................................................................... 630
31.2 ULPP CONFIGURATION TASK LIST ........................................................................ 632
31.3 COMMANDS FOR ULPP........................................................................................ 634
31.3.1 clear ulpp flush counter interface ................................................................ 634
31.3.2 control vlan.................................................................................................. 635
31.3.3 debug ulpp error.......................................................................................... 635
31.3.4 debug ulpp event ........................................................................................ 635
31.3.5 debug ulpp flush content interface .............................................................. 636
31.3.6 debug ulpp flush {send | receive} interface ................................................. 636
31.3.7 description................................................................................................... 637
31.3.8 flush disable arp.......................................................................................... 637
31.3.9 flush disable mac ........................................................................................ 638
31.3.10 flush enable arp ........................................................................................ 638
18
31.3.11 flush enable mac ....................................................................................... 638
31.3.12 preemption delay ...................................................................................... 639
31.3.13 preemption mode ...................................................................................... 639
31.3.14 protect vlan-reference-instance................................................................. 639
31.3.15 show ulpp flush counter interface.............................................................. 640
31.3.16 show ulpp flush-receive-port ..................................................................... 640
31.3.17 show ulpp group........................................................................................ 641
31.3.18 ulpp control vlan........................................................................................ 641
31.3.19 ulpp flush disable arp ................................................................................ 642
31.3.20 ulpp flush disable mac............................................................................... 642
31.3.21 ulpp flush enable arp................................................................................. 642
31.3.22 ulpp flush enable mac ............................................................................... 643
31.3.23 ulpp group ................................................................................................. 643
31.3.24 ulpp group master ..................................................................................... 643
31.3.25 ulpp group slave........................................................................................ 644
31.4 ULPP TYPICAL EXAMPLES ................................................................................... 644
31.4.1 ULPP Typical Example1.............................................................................. 644
31.4.2 ULPP Typical Example2.............................................................................. 646
31.5 ULPP TROUBLESHOOTING ................................................................................... 648
CHAPTER 32 ULSM CONFIGURATION...................................................................... 649
32.1 INTRODUCTION TO ULSM..................................................................................... 649
32.2 ULSM CONFIGURATION TASK LIST........................................................................ 650
32.3 COMMANDS FOR ULSM ....................................................................................... 651
32.3.1 debug ulsm event........................................................................................ 651
32.3.2 show ulsm group......................................................................................... 651
32.3.3 ulsm group .................................................................................................. 652
32.3.4 ulsm group {uplink | downlink}..................................................................... 652
32.4 ULSM TYPICAL EXAMPLE..................................................................................... 653
32.5 ULSM TROUBLESHOOTING .................................................................................. 654
CHAPTER 33 DHCPV6 SNOOPING CONFIGURATION............................................. 655
33.1 INTRODUCTION TO DHCPV6SNOOPING................................................................ 655
33.1.1 Defense against Fake DHCPv6 Server....................................................... 655
33.1.2 Defense against Fake IPv6 Address ........................................................... 655
33.1.3 Defense against the attack of DHCPv6 addresses exhaustion ................... 655
33.1.4 Defense against ND cheat .......................................................................... 656
33.1.5 Reply the remove requirement for port........................................................ 656
33.2 DHCPV6SNOOPING CONFIGURATION TASK SEQUENCE ........................................ 656
19
33.3 COMMANDS FOR DHCPV6SNOOPING .................................................................. 659
33.3.1 clear ipv6 dhcp snooping binding................................................................ 659
33.3.2 ipv6 dhcp snooping action........................................................................... 660
33.3.3 ipv6 dhcp snooping action MaxNum ........................................................... 660
33.3.4 ipv6 dhcp snooping binding enable............................................................. 661
33.3.5 ipv6 dhcp snooping binding nd.................................................................... 661
33.3.6 ipv6 dhcp snooping binding user................................................................. 662
33.3.7 ipv6 dhcp snooping binding user-control..................................................... 662
33.3.8 ipv6 dhcp snooping binding-limit ................................................................. 663
33.3.9 ipv6 dhcp snooping enable ......................................................................... 663
33.3.10 ip dhcp snooping trust............................................................................... 664
33.4 DHCPV6SNOOPING TYPICAL APPLICATION........................................................... 665
33.5 DHCPV6SNOOPING TROUBLESHOOTING ............................................................. 666
33.5.1 Monitor and Debug Information................................................................... 666
33.5.2 DHCPv6 Snooping Troubleshooting Help ................................................... 670
CHAPTER 34 ND SNOOPING CONFIGURATION ...................................................... 671
34.1 INTRODUCTION TO ND SNOOPING......................................................................... 671
34.2 ND SNOOPING BASIC CONFIGURATION ................................................................. 671
34.3 COMMANDS FOR ND SNOOPING ........................................................................... 673
34.3.1 clear ipv6 nd snooping binding.................................................................... 673
34.3.2 debug ipv6 nd snooping .............................................................................. 674
34.3.3 ipv6 nd snooping enable (Global mode)...................................................... 674
34.3.4 ipv6 nd snooping mac-binding-limit............................................................. 675
34.3.5 ipv6 nd snooping max-dad-delay ................................................................ 675
34.3.6 ipv6 nd snooping max-dad-prepare-delay................................................... 676
34.3.7 ipv6 nd snooping max-sac-lifetime.............................................................. 676
34.3.8 ipv6 nd snooping policy............................................................................... 677
34.3.9 ipv6 nd snooping port-binding-limit ............................................................. 677
34.3.10 ipv6 nd snooping static-binding................................................................. 678
34.3.11 ipv6 nd snooping trust ............................................................................... 678
34.3.12 ipv6 nd snooping user-control ................................................................... 679
34.3.13 show ipv6 nd snooping binding ................................................................. 679
34.4 ND SNOOPING EXAMPLE...................................................................................... 680
34.5 ND SNOOPING TROUBLESHOOTING ...................................................................... 682
CHAPTER 35 SUMMER TIME CONFIGURATION ...................................................... 683
35.1 INTRODUCTION TO SUMMER TIME ......................................................................... 683
35.2 SUMMER TIME CONFIGURATION TASK SEQUENCE .................................................. 683
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