dhcp relay information circuit-id string

Syntax

dhcp relay information circuit-id string circuit-id

undo dhcp relay information circuit-id string

View

Interface view

Default level

2: System level

Parameters

circuit-id: Padding content for the user-defined circuit ID sub-option, a case-sensitive string of 3 to 63 characters.

Description

Use dhcp relay information circuit-id string to configure the padding content for the user-defined circuit ID sub-option.

Use undo dhcp relay information circuit-id string to restore the default.

By default, the padding content for the circuit ID sub-option depends on the padding format of Option 82.

After you configure the padding content for the circuit ID sub-option using this command, ASCII is adopted as the code type.

Related commands: dhcp relay information format and display dhcp relay information.

Examples

# Configure the padding content for the circuit ID sub-option as company001.

<Sysname> system-view
[Sysname] interface vlan-interface 1
[Sysname-Vlan-interface1] dhcp relay information circuit-id string company001