Command Line Interface Guide
Page 23
clear arp-cache 652 clear arp-cache management 653 ip proxy-arp 654 show arp 654 33 DHCP and BOOTP Relay Commands . . . 657 bootpdhcprelay maxhopcount 659 bootpdhcprelay minwaittime 659 bootpdhcprelay cidridoptmode 660 show bootpdhcprelay 661 34 DHCPv6 Commands 663 dns-server 664 domain-name 665 ipv6 dhcp pool 666 ipv6 dhcp relay 667 ipv6 dhcp relay-agent-info-opt 668 ipv6 dhcp relay-agent-info-remote-id-subopt. . . . . . 669 ipv6 dhcp server 669 prefix-delegation 670 service dhcpv6 671 show ipv6 dhcp 672 Contents 23
clear arp-cache 652 clear arp-cache management 653 ip proxy-arp 654 show arp 654 33 DHCP and BOOTP Relay Commands . . . 657 bootpdhcprelay maxhopcount 659 bootpdhcprelay minwaittime 659 bootpdhcprelay cidridoptmode 660 show bootpdhcprelay 661 34 DHCPv6 Commands 663 dns-server 664 domain-name 665 ipv6 dhcp pool 666 ipv6 dhcp relay 667 ipv6 dhcp relay-agent-info-opt 668 ipv6 dhcp relay-agent-info-remote-id-subopt. . . . . . 669 ipv6 dhcp server 669 prefix-delegation 670 service dhcpv6 671 show ipv6 dhcp 672 Contents 23
Command Line Interface Guide
Page 56
...(CDP). Ethernet Configuration Configures all port configuration options for filtering. Spanning Tree Configures and reports on the switch. DHCP Snooping Configures DHCP snooping and whether an interface is trusted for example ports, storm control, port speed and auto-negotiation. GVRP...Configures IGMP Snooping Querier and displays IGMP Snooping Querier information. IPv6 MLD Snooping Configures IPv6 MLD Snooping. DHCP l2 Relay Enables the Layer 2 DHCP Relay agent for an interface. IPv6 MLD Snooping Querier Configures IPv6 Snooping Querier and displays IPv6 Snooping Querier ...
...(CDP). Ethernet Configuration Configures all port configuration options for filtering. Spanning Tree Configures and reports on the switch. DHCP Snooping Configures DHCP snooping and whether an interface is trusted for example ports, storm control, port speed and auto-negotiation. GVRP...Configures IGMP Snooping Querier and displays IGMP Snooping Querier information. IPv6 MLD Snooping Configures IPv6 MLD Snooping. DHCP l2 Relay Enables the Layer 2 DHCP Relay agent for an interface. IPv6 MLD Snooping Querier Configures IPv6 Snooping Querier and displays IPv6 Snooping Querier ...
Command Line Interface Guide
Page 65
... trust Configures an interface to trust a received IC DHCP Option 82. Command Groups 65 GC/IC ip dhcp snooping binding Configures a static DHCP Snooping binding. DHCP l2 Relay Command Description Mode* dhcp l2relay Enables the Layer 2 DHCP Relay agent for a VLAN. dhcp l2relay vlan Enables the L2 DHCP Relay agent for a set the DHCP Option 82 GC Remote ID for an GC...
... trust Configures an interface to trust a received IC DHCP Option 82. Command Groups 65 GC/IC ip dhcp snooping binding Configures a static DHCP Snooping binding. DHCP l2 Relay Command Description Mode* dhcp l2relay Enables the Layer 2 DHCP Relay agent for a VLAN. dhcp l2relay vlan Enables the L2 DHCP Relay agent for a set the DHCP Option 82 GC Remote ID for an GC...
Command Line Interface Guide
Page 90
... resptime Configures the ARP request response timeout. clear arp-cache management Removes all ARP entries of maximum request GC for BootP/DHCP Relay on the system. 90 Command Groups show arp Displays the Address Resolution Protocol (ARP) PE cache. arp cachesize Configures the... maximum number of each Mode abbreviation, see "Mode Types" on a router interface. DHCP and BOOTP Relay (IPv4) Command bootpdhcprelay cidridoptmode Description Mode* Enables the circuit ID option and remote agent GC ID mode for retries. GC clear...
... resptime Configures the ARP request response timeout. clear arp-cache management Removes all ARP entries of maximum request GC for BootP/DHCP Relay on the system. 90 Command Groups show arp Displays the Address Resolution Protocol (ARP) PE cache. arp cachesize Configures the... maximum number of each Mode abbreviation, see "Mode Types" on a router interface. DHCP and BOOTP Relay (IPv4) Command bootpdhcprelay cidridoptmode Description Mode* Enables the circuit ID option and remote agent GC ID mode for retries. GC clear...
Command Line Interface Guide
Page 91
...delegation Defines Multiple IPv6 prefixes within a pool for DHCPv6 relay IC functionality. PE show bootpdhcprelay Shows the the BootP/DHCP Relay information. Command Description Mode* bootpdhcprelay maxhopcount Configures the maximum allowable relay agent GC hops for BootP/DHCP Relay on the system. GC NOTE: *For the meaning ... on an IC interface. bootpdhcprelay minwaittime Configures the minimum wait time in seconds GC for BootP/DHCP Relay on the router. dns-server Sets the ipv6 DNS server address which is v6DP provided to represent the DHCPv6 GC opt...
...delegation Defines Multiple IPv6 prefixes within a pool for DHCPv6 relay IC functionality. PE show bootpdhcprelay Shows the the BootP/DHCP Relay information. Command Description Mode* bootpdhcprelay maxhopcount Configures the maximum allowable relay agent GC hops for BootP/DHCP Relay on the system. GC NOTE: *For the meaning ... on an IC interface. bootpdhcprelay minwaittime Configures the minimum wait time in seconds GC for BootP/DHCP Relay on the router. dns-server Sets the ipv6 DNS server address which is v6DP provided to represent the DHCPv6 GC opt...
Command Line Interface Guide
Page 252
... when the L2-DHCP relay is disabled on all interfaces by default. The subsequent commands mentioned in this command to disable L2-DHCP relay. dhcp l2relay (Global Configuration) Use the dhcp l2relay command to enable DHCP L2 Relay for an interface. Example console(config)#dhcp l2relay dhcp l2relay (Interface Configuration) Use the dhcp l2relay command to enable layer 2 DHCP relay functionality. Command Mode...
... when the L2-DHCP relay is disabled on all interfaces by default. The subsequent commands mentioned in this command to disable L2-DHCP relay. dhcp l2relay (Global Configuration) Use the dhcp l2relay command to enable DHCP L2 Relay for an interface. Example console(config)#dhcp l2relay dhcp l2relay (Interface Configuration) Use the dhcp l2relay command to enable layer 2 DHCP relay functionality. Command Mode...
Command Line Interface Guide
Page 255
... 82 is disabled on interfaces in the configured VLAN are no " form of this command to disable L2 DHCP Relay for this command. Configuration Mode Interface Configuration (Ethernet). All DHCP packets which arrive on all VLANs by default. Syntax dhcp l2relay vlan vlan-range no user guidelines for a set of VLAN IDs. Default Configuration...
... 82 is disabled on interfaces in the configured VLAN are no " form of this command to disable L2 DHCP Relay for this command. Configuration Mode Interface Configuration (Ethernet). All DHCP packets which arrive on all VLANs by default. Syntax dhcp l2relay vlan vlan-range no user guidelines for a set of VLAN IDs. Default Configuration...
Command Line Interface Guide
Page 658
... of valid values for maxhopcount is 0-100 seconds. 658 DHCP and BOOTP Relay Commands The range of the command to enable the circuit ID option and remote agent ID mode for BootP/DHCP Relay on the system. cidridoptmode........... Enable/Disable Circuit Id Option...the bootpdhcprelay cidridoptmode command in Global Configuration mode to disable the circuit ID option and remote agent ID mode for BootP/DHCP Relay. Syntax bootpdhcprelay cidridoptmode arpshow arpw arpoptshshow arposhow arpwshow arp arpshoshow arpw arpshow arpmshow arpode Default Configuration Disabled is the default ...
... of valid values for maxhopcount is 0-100 seconds. 658 DHCP and BOOTP Relay Commands The range of the command to enable the circuit ID option and remote agent ID mode for BootP/DHCP Relay on the system. cidridoptmode........... Enable/Disable Circuit Id Option...the bootpdhcprelay cidridoptmode command in Global Configuration mode to disable the circuit ID option and remote agent ID mode for BootP/DHCP Relay. Syntax bootpdhcprelay cidridoptmode arpshow arpw arpoptshshow arposhow arpwshow arp arpshoshow arpw arpshow arpmshow arpode Default Configuration Disabled is the default ...
Command Line Interface Guide
Page 659
...The following example defines a maximum hopcount of the command to set the minimum wait time to configure the maximum allowable relay agent hops for BootP/DHCP Relay on the system. (Range: 1-16) Default Configuration The default integer configuration is 4. bootpdhcprelay maxhopcount Use the bootpdhcprelay ...command in Global Configuration mode to the default value. Use the no form of 6. Maximum allowable relay agent hops for BootP/DHCP Relay on the system. When the BOOTP relay agent receives a BOOTREQUEST message, it might use the seconds-sinceclient- Use the no form of the...
...The following example defines a maximum hopcount of the command to set the minimum wait time to configure the maximum allowable relay agent hops for BootP/DHCP Relay on the system. (Range: 1-16) Default Configuration The default integer configuration is 4. bootpdhcprelay maxhopcount Use the bootpdhcprelay ...command in Global Configuration mode to the default value. Use the no form of 6. Maximum allowable relay agent hops for BootP/DHCP Relay on the system. When the BOOTP relay agent receives a BOOTREQUEST message, it might use the seconds-sinceclient- Use the no form of the...
Command Line Interface Guide
Page 660
...Use the bootpdhcprelay cidridoptmode command in Global Configuration mode to disable the circuit ID option and remote agent ID mode for BootP/DHCP Relay. Example The following example defines a minimum wait time of the command to enable the circuit ID option and remote agent ID ...mode for BootP/DHCP Relay on the system. Syntax bootpdhcprelay cidridoptmode arpshow arpw arpoptshshow arposhow arpwshow arp arpshoshow arpw arpshow arpmshow arpode Default Configuration Disabled is the...
...Use the bootpdhcprelay cidridoptmode command in Global Configuration mode to disable the circuit ID option and remote agent ID mode for BootP/DHCP Relay. Example The following example defines a minimum wait time of the command to enable the circuit ID option and remote agent ID ...mode for BootP/DHCP Relay on the system. Syntax bootpdhcprelay cidridoptmode arpshow arpw arpoptshshow arposhow arpwshow arp arpshoshow arpw arpshow arpmshow arpode Default Configuration Disabled is the...
Command Line Interface Guide
Page 661
... Configuration mode User Guidelines This command has no user guidelines. show bootpdhcprelay Use the show bootpdhcprelay Default Configuration The command has no deafult configuration. DHCP and BOOTP Relay Commands 661 Command Mode User EXEC mode User Guidelines This command has no user guidelines. Example The following example enables the circuit ID and.... console(config)#bootpdhcprelay cidridoptmode Circuit Id and Remote Agent Id Mode set Successfully. Syntax show bootpdhcprelay command in User EXEC mode to display the BootP/DHCP Relay information.
... Configuration mode User Guidelines This command has no user guidelines. show bootpdhcprelay Use the show bootpdhcprelay Default Configuration The command has no deafult configuration. DHCP and BOOTP Relay Commands 661 Command Mode User EXEC mode User Guidelines This command has no user guidelines. Example The following example enables the circuit ID and.... console(config)#bootpdhcprelay cidridoptmode Circuit Id and Remote Agent Id Mode set Successfully. Syntax show bootpdhcprelay command in User EXEC mode to display the BootP/DHCP Relay information.
Command Line Interface Guide
Page 662
Example The following example defines the Boot/DHCP Relay information. console#show bootpdhcprelay Maximum Hop Count 4 Minimum Wait Time(Seconds 0 Circuit Id Option Mode Disable 662 DHCP and BOOTP Relay Commands
Example The following example defines the Boot/DHCP Relay information. console#show bootpdhcprelay Maximum Hop Count 4 Minimum Wait Time(Seconds 0 Circuit Id Option Mode Disable 662 DHCP and BOOTP Relay Commands
Command Line Interface Guide
Page 663
DHCPv6 Commands This chapter explains the following commands: • clear ipv6 dhcp • dns-server • domain-name • ipv6 dhcp pool • ipv6 dhcp relay • ipv6 dhcp relay-agent-info-opt • ipv6 dhcp relay-agent-info-remote-id-subopt • ipv6 dhcp server • prefix-delegation • service dhcpv6 • show ipv6 dhcp • show ipv6 dhcp binding • show ipv6 dhcp interface • show ipv6 dhcp pool • show ipv6 dhcp statistics 32 DHCPv6 Commands 663
DHCPv6 Commands This chapter explains the following commands: • clear ipv6 dhcp • dns-server • domain-name • ipv6 dhcp pool • ipv6 dhcp relay • ipv6 dhcp relay-agent-info-opt • ipv6 dhcp relay-agent-info-remote-id-subopt • ipv6 dhcp server • prefix-delegation • service dhcpv6 • show ipv6 dhcp • show ipv6 dhcp binding • show ipv6 dhcp interface • show ipv6 dhcp pool • show ipv6 dhcp statistics 32 DHCPv6 Commands 663
Command Line Interface Guide
Page 667
...; destination - An IPv6 address of a DHCPv6 relay server. • interface - Default Configuration This command has no default configuration. console(config)#ipv6 dhcp pool addrpool console(config-dhcp6s-pool)# ipv6 dhcp relay Use the ipv6 dhcp relay command in Interface Configuration mode to be derived from... the DHCPv6 server DUID and the relay interface number, or it can be specified ...
...; destination - An IPv6 address of a DHCPv6 relay server. • interface - Default Configuration This command has no default configuration. console(config)#ipv6 dhcp pool addrpool console(config-dhcp6s-pool)# ipv6 dhcp relay Use the ipv6 dhcp relay command in Interface Configuration mode to be derived from... the DHCPv6 server DUID and the relay interface number, or it can be specified ...
Command Line Interface Guide
Page 668
... DHCPV6-ALLAGENTS multicast address (i.e. console(config)#interface vlan 15 console(config-if-vlan15)#ipv6 dhcp relay destination 2020:1::1 ipv6 dhcp relay-agent-info-opt Use ipv6 dhcp relay-agent-info-opt command in determining an address to assign to represent the DHCPv6 Relay Agent Information Option. Agent information option. (Range: 54-65535) Default Configuration The default value...
... DHCPV6-ALLAGENTS multicast address (i.e. console(config)#interface vlan 15 console(config-if-vlan15)#ipv6 dhcp relay destination 2020:1::1 ipv6 dhcp relay-agent-info-opt Use ipv6 dhcp relay-agent-info-opt command in determining an address to assign to represent the DHCPv6 Relay Agent Information Option. Agent information option. (Range: 54-65535) Default Configuration The default value...
Command Line Interface Guide
Page 669
...command has no user guidelines. DHCPv6 Commands 669 Syntax ipv6 dhcp relay-agent-info-remote-id-subopt suboption • suboption - console(config)#ipv6 dhcp relay-agent-info-remote-idsubopt 100 ipv6 dhcp server Use the ipv6 dhcp server command in Global Configuration mode to configure a number...(Range: 1-65535) Default Configuration The default value for suboption is 1. console(config)#ipv6 dhcp relay-agent-info-opt 100 ipv6 dhcp relay-agent-info-remote-id-subopt Use the ipv6 dhcp relay-agent-info-remote-id-subopt command in Interface Configuration mode to represent the DHCPv6 the "...
...command has no user guidelines. DHCPv6 Commands 669 Syntax ipv6 dhcp relay-agent-info-remote-id-subopt suboption • suboption - console(config)#ipv6 dhcp relay-agent-info-remote-idsubopt 100 ipv6 dhcp server Use the ipv6 dhcp server command in Global Configuration mode to configure a number...(Range: 1-65535) Default Configuration The default value for suboption is 1. console(config)#ipv6 dhcp relay-agent-info-opt 100 ipv6 dhcp relay-agent-info-remote-id-subopt Use the ipv6 dhcp relay-agent-info-remote-id-subopt command in Interface Configuration mode to represent the DHCPv6 the "...
Command Line Interface Guide
Page 717
..., the count is written for each server to a client. The DHCP relay agent does not relay these packets. This count includes messages received DHCP messages and all other protocols relayed. Conditions are similar to the client. DHCP message hop count exceeded max The number of DHCP client messages received whose hop count is up, and the packet...
..., the count is written for each server to a client. The DHCP relay agent does not relay these packets. This count includes messages received DHCP messages and all other protocols relayed. Conditions are similar to the client. DHCP message hop count exceeded max The number of DHCP client messages received whose hop count is up, and the packet...
Command Line Interface Guide
Page 718
... already set to spoof the relay agent's address. The relay agent does not relay such packets. The DHCP relay agent does not relay these packets. DHCP message with giaddr set to local address The number of packets ignored by the relay agent because they matched a discard match a discard relay entry. entry Example console#show bootpdhcprelay. DHCP message with secs field...
... already set to spoof the relay agent's address. The relay agent does not relay such packets. The DHCP relay agent does not relay these packets. DHCP message with giaddr set to local address The number of packets ignored by the relay agent because they matched a discard match a discard relay entry. entry Example console#show bootpdhcprelay. DHCP message with secs field...
User's Guide
Page 12
DHCP Snooping 446 DHCP Snooping Configuration 447 DHCP Snooping Interface Configuration 448 DHCP Snooping VLAN Configuration 451 DHCP Snooping Persistent Configuration 452 DHCP Snooping Static Bindings Configuration 454 DHCP Snooping Dynamic Bindings Summary 456 DHCP Snooping Statistics 457 DHCP Relay 459 DHCP Relay Global Configuration 459 DHCP Relay Interface Configuration 460 DHCP Relay Interface Statistics 462 DHCP Relay VLAN Configuration 463 8 Viewing Statistics and Remote Monitoring Overview 467 Table...
DHCP Snooping 446 DHCP Snooping Configuration 447 DHCP Snooping Interface Configuration 448 DHCP Snooping VLAN Configuration 451 DHCP Snooping Persistent Configuration 452 DHCP Snooping Static Bindings Configuration 454 DHCP Snooping Dynamic Bindings Summary 456 DHCP Snooping Statistics 457 DHCP Relay 459 DHCP Relay Global Configuration 459 DHCP Relay Interface Configuration 460 DHCP Relay Interface Statistics 462 DHCP Relay VLAN Configuration 463 8 Viewing Statistics and Remote Monitoring Overview 467 Table...
User's Guide
Page 13
... 537 Virtual Link Configuration 539 Virtual Link Summary 545 Route Redistribution Configuration 546 Route Redistribution Summary 548 Nonstop Forwarding OSPF Graceful Restart 549 BOOTP/DHCP Relay Agent 551 BOOTP/DHCP Relay Agent Configuration 552 IP Helper 553 IP Helper Global Configuration 554 IP Helper Interface Configuration 556 IP Helper Statistics 558 RIP 560 RIP...
... 537 Virtual Link Configuration 539 Virtual Link Summary 545 Route Redistribution Configuration 546 Route Redistribution Summary 548 Nonstop Forwarding OSPF Graceful Restart 549 BOOTP/DHCP Relay Agent 551 BOOTP/DHCP Relay Agent Configuration 552 IP Helper 553 IP Helper Global Configuration 554 IP Helper Interface Configuration 556 IP Helper Statistics 558 RIP 560 RIP...