3Com 5500-EI PWR - Page 731

3Com 5500-EI PWR

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3-12

Description

Use the reset dhcp-snooping command to remove DHCP snooping entries from a switch. If no

ip-address is specified, all DHCP snooping entries are removed.

Examples

# Remove all DHCP snooping entries from the switch.

<Sysname> reset dhcp-snooping

Table of Contents

Table of Contents9
- Default Chapter2
  - Cli Configuration Commands2
- 1 Login Commands10
- 2 Commands for User Control38
  - Commands for Controlling Logging in Users38
Configuration File Management Commands44
- Configuration File Management Commands45
  - File Attribute Configuration Commands45
VLAN Configuration Commands59
- VLAN Configuration Commands60
- Port-Based VLAN Configuration Commands66
- Protocol-Based VLAN Configuration Commands71
IP Address Configuration Commands77
- Display Ip Interface78
- IP Address Configuration Commands78
- Display Ip Interface Brief79
- Ip Address81
- Display Fib83
- IP Performance Configuration Commands83
- Display Fib Ip-Address84
- Display Fib Acl85
- Display Fib86
- Display Fib Ip-Prefix87
- Display Fib Statistics87
- Display Icmp Statistics88
- Display Ip Socket89
- Display Ip Statistics90
- Display Tcp Statistics92
- Display Tcp Status94
- Display Udp Statistics95
- Icmp Redirect Send96
- Icmp Unreach Send97
- Ip Forward-Broadcast97
- Reset Ip Statistics98
- Reset Tcp Statistics98
- Reset Udp Statistics99
- Tcp Timer Fin-Timeout99
- Tcp Timer Syn-Timeout100
- Tcp Window100
Voice VLAN Configuration Commands102
- Display Voice Vlan Error-Info103
- Display Voice Vlan Oui103
- Voice VLAN Configuration Commands103
- Display Voice Vlan Status104
- Display Vlan105
- Voice Vlan106
- Voice Vlan Aging107
- Voice Vlan Enable108
- Voice Vlan Legacy109
- Voice Vlan Mac-Address109
- Voice Vlan Mode110
- Voice Vlan Qos111
- Voice Vlan Security Enable112
Gvrp Configuration Commands113
- GARP Configuration Commands114
- GVRP Configuration Commands114
- GVRP Configuration Commands119
Examples # Configure Ethernet1/0/1 to Operate in Fixed Gvrp Registration Mode.123
- Broadcast-Suppression124
- Port Basic Configuration Commands124
- Copy Configuration125
- Description127
- Display Brief Interface128
- Display Interface130
- Display Link-Delay134
- Display Loopback-Detection134
- Display Packet-Drop135
- Display Storm-Constrain136
- Display Unit137
  - Description Field138
- Duplex139
- Enable Log Updown139
- Flow-Control140
- Flow Interval141
- Flow-Control No-Pauseframe-Sending141
- Giant-Frame Statistics Enable142
- Interface143
- Jumboframe Enable143
- Link-Delay144
- Loopback145
- Loopback-Detection Control Enable146
- Loopback-Detection Enable147
- Loopback-Detection Interface-List Enable148
- Loopback-Detection Interval-Time149
- Loopback-Detection Per-Vlan Enable149
- Loopback-Detection Shutdown Enable150
- MDI151
- Multicast-Suppression152
- Reset Counters Interface152
- Reset Packet-Drop Interface153
- Shutdown154
- Speed155
- Speed Auto155
- Storm-Constrain156
- Storm-Constrain Control157
- Storm-Constrain Enable158
- Storm-Constrain Interval159
- Unicast-Suppression159
- Virtual-Cable-Test160
Link Aggregation Configuration Commands162
- Display Link-Aggregation Interface163
- Link Aggregation Configuration Commands163
- Display Link-Aggregation Summary164
- Display Link-Aggregation Verbose165
- Display Lacp System166
- Lacp Enable167
- Lacp Port-Priority167
- Lacp System-Priority168
- Link-Aggregation Group Description168
- Link-Aggregation Group Mode169
- Port Link-Aggregation Group170
- Reset Lacp Statistics171
  - Port Isolation Configuration Commands173
Port Security Commands175
- Display Mac-Address Security176
- Port Security Commands176
- Display Port-Security177
- Mac-Address Security180
- Port-Security Authorization Ignore181
- Port-Security Enable182
- Port-Security Guest-Vlan183
- Port-Security Intrusion-Mode184
- Port-Security Max-Mac-Count186
- Port-Security Ntk-Mode187
- Port-Security Oui188
- Port-Security Port-Mode189
- Port-Security Timer Autolearn192
- Port-Security Timer Disableport193
- Port-Security Timer Guest-Vlan-Reauth194
- Port-Security Trap194
Dldp Configuration Commands200
- Display Dldp201
- Dldp Configuration Commands201
- Dldp202
- Dldp Authentication-Mode203
- Dldp Interval204
- Dldp Reset205
- Dldp Unidirectional-Shutdown205
- Dldp Work-Mode206
- Dldp Delaydown-Timer207
Examples # Set the Delaydown Timer to 5 Seconds.209
- MAC Address Table Management Configuration Commands210
Auto Detect Configuration Commands217
- Auto Detect Configuration Commands218
- Detect-Group218
- Detect-List219
- Display Detect-Group220
- Ip Route-Static Detect-Group221
- Retry223
- Standby Detect-Group223
- Timer Loop224
- Timer Wait224
- Vrrp Vrid Track Detect-Group225
Mstp Configuration Commands227
- Active Region-Configuration229
- MSTP Configuration Commands229
- Bpdu-Drop any230
- Check Region-Configuration230
- Display Stp231
- Display Stp Abnormalport235
- Display Stp Portdown236
- Display Stp Region-Configuration237
- Display Stp Root238
- Instance239
- Region-Name239
- Reset Stp240
- Revision-Level241
- Stp241
- Stp Bpdu-Protection243
- Stp Bridge-Diameter244
- Stp Compliance244
- Stp Config-Digest-Snooping246
- Stp Cost248
- Stp Dot1D-Trap249
- Stp Edged-Port250
- Stp Loop-Protection251
- Stp Max-Hops253
- Stp Mcheck253
- Stp Mode255
- Stp No-Agreement-Check255
- Stp Pathcost-Standard257
- Stp Point-To-Point258
- Stp Port Priority260
- Stp Portlog261
- Stp Portlog All261
- Stp Priority262
- Stp Region-Configuration263
- Stp Root Primary263
- Stp Root Secondary265
- Stp Root-Protection266
- Stp Tc-Protection267
- Stp Tc-Protection Threshold268
- Stp Timer Forward-Delay269
- Stp Timer Hello269
- Stp Timer Max-Age270
- Stp Timer-Factor271
- Stp Transmit-Limit272
- Vlan-Mapping Modulo273
- Vlan-Vpn Tunnel274
Table of Contents276
- 1 IP Routing Table Commands279
- 2 Static Route Configuration Commands292
  - Delete Static-Routes All292
  - Ip Route-Static293
- 3 RIP Configuration Commands295
- 4 OSPF Configuration Commands315
- 5 IP Routing Policy Configuration Commands367
- 6 Route Capacity Configuration Commands376
  - Display Memory376
Table of Contents381
- 1 Common Multicast Configuration Commands384
- 2 IGMP Configuration Commands401
- 3 PIM Configuration Commands415
- 4 MSDP Configuration Commands435
- 5 IGMP Snooping Configuration Commands454
Table of Contents478
- 802.1X Configuration Commands480
- 2 Quick EAD Deployment Configuration Commands501
- 3 HABP Configuration Commands504
- 4 System Guard Configuration Commands509
Aaa Configuration Commands517
- 1 AAA Configuration Commands520
- 2 EAD Configuration Commands596
  - Security-Policy-Server596
Table of Contents598
- MAC Address Authentication Basic Function Configuration Commands599
- MAC Address Authentication Enhanced Function Configuration Commands608
Web Authentication Configuration Commands612
- Display Web-Authentication Configuration613
- Web Authentication Configuration Commands613
- Display Web-Authentication Connection614
- Web-Authentication Customize615
- Web-Authentication Cut Connection617
- Web-Authentication Enable618
- Web-Authentication Free-Ip618
- Web-Authentication Free-User619
- Web-Authentication Max-Connection620
- Web-Authentication Select Method621
- Web-Authentication Timer Idle-Cut621
- Web-Authentication Timer Max-Online622
- Web-Authentication Web-Server623
Vrrp Configuration Commands624
- Display Vrrp625
- VRRP Configuration Commands625
- Display Vrrp Statistics627
- Reset Vrrp Statistics628
- Vrrp Method629
- Vrrp Ping-Enable630
- Vrrp Vlan-Interface Vrid Track630
- Vrrp Vrid Authentication-Mode631
- Vrrp Vrid Preempt-Mode632
- Vrrp Vrid Priority633
- Vrrp Vrid Timer Advertise634
- Vrrp Vrid Track Interface635
- Vrrp Vrid Track Detect-Group636
- Vrrp Vrid Virtual-Ip637
Table of Contents639
- 1 ARP Configuration Commands640
- 2 ARP Attack Defense Configuration Commands649
- 3 Proxy ARP Configuration Commands658
- 4 Resilient ARP Configuration Commands661
Dhcp Server Configuration Commands664
- 1 DHCP Server Configuration Commands667
- 2 DHCP Relay Agent Configuration Commands709
- 3 DHCP Snooping Configuration Commands720
- 4 Rate Limit Configuration Commands732
- 5 DHCP/BOOTP Client Configuration735
  - DHCP Client Configuration Commands735
    - Display Dhcp Client735
    - Ip Address Dhcp-Alloc736
  - BOOTP Client Configuration Commands737
    - Display Bootp Client737
    - Ip Address Bootp-Alloc738
Acl Configuration Commands739
- Acl740
- ACL Configuration Commands740
- Description741
- Display Acl742
- Display Drv Qacl_Resource743
- Display Packet-Filter744
- Display Time-Range745
- Packet-Filter746
- Packet-Filter Vlan748
- Rule (for Basic Acls)749
- Rule (for Advanced Acls)751
- Rule (for Layer 2 Acls)758
- Rule (for User-Defined Acls)761
- Rule Comment764
- Time-Range765
Qos Commands/Qos Profile Configuration Commands768
- 1 Qos Commands769
- 2 Qos Profile Configuration Commands804
Mirroring Commands813
- Mirroring Commands814
Poe Configuration Commands/Poe Profile Configuration Commands829
- 1 Poe Configuration Commands830
- 2 Poe Profile Configuration Commands842
Xrn Fabric Commands845
- Change Self-Unit846
- XRN Fabric Commands846
- Change Unit-ID847
- Display Ftm849
- Display Xrn-Fabric852
- Fabric Member-Auto-Update Software Enable852
- Fabric Save-Unit-ID853
- Fabric-Port Enable855
- Ftm Fabric-Vlan857
- Xrn-Fabric Authentication-Mode857
- Port Link-Type Xrn-Fabric858
- Reset Ftm Statistics859
- Set Unit Name859
- Sysname860
Cluster Configuration Commands861
- Cluster Configuration Commands863
- NDP Configuration Commands863
- NTDP Configuration Commands868
- Cluster Configuration Commands875
- Enhanced Cluster Feature Configuration Commands901
Snmp Configuration Commands/Rmon Configuration Commands910
- 1 SNMP Configuration Commands911
- 2 RMON Configuration Commands940
UDP Helper Configuration Commands955
- UDP Helper Configuration Commands956
Ntp Configuration Commands961
- Display Ntp-Service Sessions962
- NTP Configuration Commands962
- Display Ntp-Service Status964
- Display Ntp-Service Trace965
- Ntp-Service Access966
- Ntp-Service Authentication Enable967
- Ntp-Service Authentication-Keyid968
- Ntp-Service Broadcast-Client968
- Ntp-Service Broadcast-Server969
- Ntp-Service In-Interface Disable969
- Ntp-Service Max-Dynamic-Sessions970
- Ntp-Service Multicast-Client971
- Ntp-Service Multicast-Server971
- Ntp-Service Reliable Authentication-Keyid972
- Ntp-Service Source-Interface973
- Ntp-Service Unicast-Peer973
- Ntp-Service Unicast-Server974
Ssh Commands976
- Display Public-Key Local977
- SSH Commands977
- Display Public-Key Peer978
- Display Rsa Local-Key-Pair Public980
- Display Rsa Peer-Public-Key981
- Display Ssh Server982
- Display Ssh Server-Info983
- Display Ssh User-Information984
- Display Ssh-Server Source-Ip985
- Display Ssh2 Source-Ip985
- Peer-Public-Key End986
- Protocol Inbound986
- Public-Key Local Create987
- Public-Key Local Destroy989
- Public-Key Local Export Rsa990
- Public-Key Local Export Dsa991
- Public-Key Peer993
- Public-Key Peer Import Sshkey994
- Public-Key-Code Begin995
- Public-Key-Code End996
- Rsa Local-Key-Pair Create997
- Rsa Local-Key-Pair Destroy998
- Rsa Peer-Public-Key999
- Rsa Peer-Public-Key Import Sshkey1000
- Ssh Authentication-Type Default1001
- Ssh Client Assign1002
- Ssh Client First-Time Enable1003
- Ssh Server Authentication-Retries1004
- Ssh Server Compatible-Ssh1X Enable1005
- Ssh Server Rekey-Interval1005
- Ssh Server Timeout1006
- Ssh User1006
- Ssh User Assign1008
- Ssh User Authentication-Type1009
- Ssh User Service-Type1010
- Ssh21011
- Ssh2 Source-Interface1012
  - Ssh2 Source-Ip1013
- Ssh-Server Source-Interface1014
- Ssh-Server Source-Ip1014
Table of Contents1016
- File System Configuration Commands1017
- File Attribute Configuration Commands1033
- Configuration File Backup and Restore Commands1038
  - Backup Current-Configuration1038
  - Restore Startup-Configuration1039
Ftp and Sftp Configuration Commands1041
- 1 FTP and SFTP Configuration Commands1043
- 2 Tftp Configuration Commands1080
Information Center Configuration Commands1087
- Display Channel1088
- Display Info-Center1088
- Information Center Configuration Commands1088
- Display Logbuffer1090
- Display Logbuffer Summary1092
- Display Trapbuffer1092
- Info-Center Channel Name1093
- Info-Center Console Channel1094
- Info-Center Enable1094
- Info-Center Logbuffer1095
- Info-Center Loghost1096
- Info-Center Loghost Source1097
- Info-Center Monitor Channel1097
- Info-Center Snmp Channel1098
- Info-Center Source1099
- Info-Center Synchronous1101
- Info-Center Switch-On1102
- Info-Center Timestamp1103
- Info-Center Timestamp Loghost1103
- Info-Center Timestamp Utc1104
- Info-Center Trapbuffer1105
- Reset Logbuffer1106
- Reset Trapbuffer1106
- Terminal Debugging1107
- Terminal Logging1107
- Terminal Monitor1108
- Terminal Trapping1108
Network Connectivity Test Commands/Device Management Commands1110
- Default Chapter1112
- 2 Network Connectivity Test Commands1122
- 3 Device Management Commands1126
Table of Contents1145
- 1 VLAN-VPN Configuration Commands1146
- 2 Selective Qinq Configuration Commands1153
- 3 BPDU Tunnel Configuration Commands1157
Remote-Ping Commands1160
- Remote-Ping Client Commands1162
- Remote-Ping Commands1162
- Remote-Ping Server Commands1200
Smart Link Configuration Commands/Monitor Link Configuration Commands1211
- 1 Smart Link Configuration Commands1212
- 2 Monitor Link Configuration Commands1220
Lldp Configuration Commands1230
- Display Lldp Local-Information1231
  - System Name1232
- LLDP Configuration Commands1231
- Display Lldp Neighbor-Information1235
- Display Lldp Statistics1240
- Display Lldp Status1242
- Display Lldp Tlv-Config1244
- Lldp Admin-Status1245
- Lldp Check-Change-Interval1246
- Lldp Compliance Admin-Status Cdp1247
- Lldp Compliance Cdp1247
- Lldp Enable1248
- Lldp Encapsulation Snap1248
- Lldp Fast-Count1249
- Lldp Hold-Multiplier1250
- Lldp Management-Address-Tlv1250
- Lldp Notification Remote-Change Enable1251
- Lldp Timer Notification-Interval1251
- Lldp Timer Reinit-Delay1252
- Lldp Timer Tx-Delay1252
- Lldp Timer Tx-Interval1253
- Lldp Tlv-Enable1253
Password Control Configuration Commands1256
- Display Password-Control1257
- Password Control Configuration Commands1257
- Display Password-Control Blacklist1258
- Display Password-Control Super1258
- Password1259
- Password-Control Aging1260
- Password-Control Length1260
- Password-Control Login-Attempt1261
- Password-Control Alert-Before-Expire1262
- Password-Control History1262
- Password-Control Authentication-Timeout1263
- Password-Control Enable1263
- Password-Control Composition1265
- Password-Control Super1266
- Password-Control Super Composition1267
- Reset Password-Control History-Record1268
- Reset Password-Control Blacklist1269
- Reset Password-Control History-Record Super1269
- Appendix A Command Index1271

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