PLANET XGS3-24042 - Manual (Page 463)

30-102
Global Mode
Default:
ascii.
Usage Guide:
self-defined format use ip dhcp snooping information option type self-defined remote-id to create
remote-id format.
Example:
Set self-defined format of remote-id as hex for snooping option82.
Switch(config)# ip dhcp snooping information option self-defined remote-id format hex
30.22 ip dhcp snooping information option
self-defined subscriber-id
Command:
ip dhcp snooping information option self-defined subscriber-id {vlan | port | id (switch-id
(mac | hostname)| remote-mac) | string WORD}
no ip dhcp snooping information option type self-defined subscriber-id
Function:
Set creation method for option82, users can define the parameters of circute-id suboption by
themselves.
Parameters:
WORD the defined character string of circuit-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 circuit-id on port, it will create circuit-id
suboption for option82 according to self-defined method. Self-defined format of circuit-id: if
self-defined subscriber-id format is ascii, the filled format of vlan such as “Vlan2”, the format of port
such as “Ethernet1/0/1”, the format of mac and remote-mac such as “00-02-d1-2e-3a-0d”. If
self-defined format is hex, the filled format of vlan occupies 2 bytes, port occupies 4 bytes, a byte
means slot (for chassis switch, it means slot ID, for box switch, it is 1), a byte means Module (the
default is 0), two bytes means port ID beginning from 1, mac and remote-mac occupy 6 bytes. Each
option will be filled to packets according to the configured order of the commands and divide them