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Show ipv6 dhcp vlan, Dhcp relay, Table 140 – Brocade 6910 Ethernet Access Switch Configuration Guide (Supporting R2.2.0.0) User Manual

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592

Brocade 6910 Ethernet Access Switch Configuration Guide

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28

DHCP Relay

Command Usage

DHCPv6 clients and servers are identified by a DHCP Unique Identifier (DUID) included in the
client identifier and server identifier options. Static or dynamic address prefixes may be
assigned by a DHCPv6 server based on the client’s DUID.

To display the DUID assigned to this device, first enter the

ipv6 address autoconfig

command.

Example

Console(config-if)#ipv6 address autoconfig

Console(config-if)#end

Console#show ipv6 dhcp duid

DHCPv6 Unique Identifier (DUID): 0001-0001-4DFB0BA1-7072CF32DDFD

Console#

show ipv6 dhcp vlan

This command shows DHCPv6 information for the specified interface(s).

Syntax

show ipv6 dhcp vlan vlan-id

vlan-id - VLAN ID, specified as a single number, a range of consecutive numbers separated
by a hyphen, or multiple numbers separated by commas. (Range: 1-4093; Maximum
command length: 300 characters)

Command Mode
Privileged Exec

Example

Console#show ipv6 dhcp vlan 1

VLAN 1 is in DHCP client mode, Rapid-Commit

List of known servers:

Server address : FE80::250:FCFF:FEF9:A494

DUID : 0001-0001-48CFB0D5-F48F2A006801

Server address : FE80::250:FCFF:FEF9:A405

DUID : 0001-0001-38CF5AB0-F48F2A003917

Console#

DHCP Relay

This section describes commands used to configure the switch to relay DHCP requests from local
hosts to a remote DHCP server.

TABLE 140

DHCP Relay Commands

Command

Function

Mode

ip dhcp relay server

Specifies DHCP server addresses for relay

IC

ip dhcp restart relay

Enables DHCP relay agent

PE

show ip dhcp relay

Displays the configuration settings for DHCP relay service

PE