mac

320
Default: Using standard method.
Usage Guide: After configure this command, if users do not configure ip dhcp snooping
information option remote-id globally, it will create remote-id suboption for option82
according to self-defined method. For mac, use the format such as 00-02-d1-2e-3a-0d if it
is filled to packets with ascii format, but hex format occpies 6 bytes. Each option will be
filled to packets according to the configured order of the commands and divide them with
delimiter (delimiter is ip dhcp snooping information option delimiter configuration).
Example: Set self-defined method and character string of remote-id suboption are mac
and abc respectively for option82.
Switch(config)# ip dhcp snooping information option self-defined remote-id mac string abc
19.21 ip dhcp snooping information option
self-defined remote-id format
Command: ip dhcp snooping information option self-defined remote-id format
[ascii | hex]
Function: Set self-defined format of remote-id for snooping option82.
Parameters: None.
Command Mode: 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
19.22 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.