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Switch(config)# ip dhcp relay information option
17.3 ip dhcp relay information option delimiter
Command: ip dhcp relay information option delimiter [colon | dot | slash | space]
no ip dhcp relay information option delimiter
Function: Set the delimiter of each parameter for suboption of option82 in global mode,
no command restores the delimiter as slash.
Parameters: None.
Default Settings: slash (―/‖).
Command Mode: Global mode
Usage Guide: Divide the parameters with the configured delimiters after users have
defined them which are used to create suboption (remot-de, circuit-id) of option82 in
global mode.
Example: Set the parameter delimiters as dot (―.‖) for suboption of option82.
Switch(config)#ip dhcp relay information option delimiter dot
17.4 ip dhcp relay information option remote-id
Command: ip dhcp relay information option remote-id {standard | <remote-id>}
no ip dhcp relay information option remote-id
Function: Set the suboption2 (remote ID option) content of option 82 added by DHCP
request packets (They are received by the interface). The no command sets the additive
suboption2 (remote ID option) format of option 82 as standard.
Parameters: standard means the default VLAN MAC format. <remote-id> means the
remote-id content of option 82 specified by users, its length can not exceed 64 characters.
Command Mode: Global Mode
Default: Use standard format to set remote-id of option 82.
Usage Guide: The additive option 82 information needs to associate with third-party
DHCP server, it is used to specify the remote-id content by users when the standard
remote-id format can not satisfy server‘s request.
Example: Set the suboption remote-id of DHCP option82 as street-1-1.
Switch(config)#ip dhcp relay information option remote-id street-1-1