mac

Commands for DHCP Option 82
335
Parameters: default means that remote-id is the VLAN MAC address with hexadecimal
format, vs-hp means that remote-id is compatible with the remote-id format of HP
manufacturer.
Default: default.
Command Mode: Global mode
Usage Guide: The default remote-id format defined as below:
MAC means VLAN MAC address.
The compatible remote-id format with HP manufacturer defined as below:
IP means the primary IP address of layer 3 interface where DHCP packets from.
Example: Set remote-id of Relay Agent option82 as the compatible format with HP
manufacturer.
Switch(config)#ip dhcp relay information option remote-id format vs-hp
28.6 ip dhcp relay information option self-defined
remote-id
Command: ip dhcp relay information option self-defined remote-id {hostname |
mac | string WORD}
no ip dhcp relay information option self-defined remote-id
Function: Set creation method for option82, users can define the parameters of
remote-id suboption by themselves.
Parameters: WORD the defined character string of remote-id by themselves, the
maximum length is 64.
Command Mode: Global Mode
Default: Using standard method.
Usage Guide: After configure this command, if users do not configure remote-id on
interface, it will create remote-id suboption for option82 according to self-defined method.
Remote option
2 6
MAC
1 byte 1 byte
6 byte
type
Length
Remote option
2 4
IP
1 byte 1 byte
4 byte
type
Length