Administrator Guide

Layer 3 Routing Commands 1536
ip dhcp relay information option
Use the ip dhcp relay information option command in Global Configuration
mode to enable the circuit ID option and remote agent ID mode for
BootP/DHCP Relay on the system (also called option 82). Use the no form of
the command to disable the circuit ID option and remote agent ID mode for
BootP/DHCP Relay.
Syntax
ip dhcp relay information option
no ip dhcp relay information option
Default Configuration
Disabled is the default configuration.
Command Mode
Global Configuration mode, Virtual Router Configuration mode
User Guidelines
Enable DHCP Relay using the ip helper enable command.
When in Virtual Router Configuration mode, this command operates within
the context of the virtual router instance. When in Global Configuration
mode, the command operates on the global router instance.
Virtual Router Configuration mode is only available on the N3000/N4000
switches.
Example
The following example enables the circuit ID and remote agent ID options.
console(config)#ip dhcp relay information option
2CSNXXX_SWUM204.book Page 1536 Monday, January 25, 2016 1:25 PM