HP A5120 EI Series, Справочник по командам

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Description
Use the dhcp relay information enable command to enable the relay agent to support Option 82.
Use the undo dhcp relay information enable command to disable Option 82 support.
By default, Option 82 support is disabled on the DHCP relay agent.
Related commands: display dhcp relay information .
Examples
# Enable Option 82 support on the relay agent.
<Sysname> system-view
[Sysname] interface vlan-interface 1
[Sysname-Vlan-interface1] dhcp relay information enable
dhcp relay information format
Syntax
dhcp relay information format { normal | verbose [ node-identifier { mac | sysname | user-defined
node-identifier } ] }
undo dhcp relay information format [ verbose node-identifier ]
View
Interface view
Default level
2: System level
Parameters
normal : Specifies the normal padding format.
verbose : Specifies the verbose padding format.
node-identifier { mac | sysname | user-defined node-identifier }: Specifies the access node identifier. By
default, the node MAC address is used as the node identifier.

mac indicates using MAC address as the node identifier.

sysname indicates using the device name of a node as the node identifier.
 user-defined node-identifier indicates using a specified character string as the node identifier, in
which node-identifier is a string with 1 to 50 characters.
Description
Use the dhcp relay information format command to specify a padding format for Option 82.
Use the undo dhcp relay information format command to restore the default padding format.
The Option 82 padding format defaults to normal .