dhcp-snooping information circuit-id string

Syntax

dhcp-snooping information [ vlan vlan-id ] circuit-id string circuit-id

undo dhcp-snooping information [ vlan vlan-id ] circuit-id string

View

Layer 2 Ethernet port view, Layer 2 aggregate interface view

Default level

2: System level

Parameters

vlan vlan-id: Specifies a VLAN ID, in the range of 1 to 4094.

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

Description

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

Use undo dhcp-snooping 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.

Related commands: dhcp-snooping information format and display dhcp-snooping information.

Examples

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

<Sysname> system-view
[Sysname] interface Ethernet 1/0/1
[Sysname-Ethernet1/0/1] dhcp-snooping information circuit-id string company001