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3. Enable the DHCP option 82 of server.
Command
Global mode
ip dhcp server relay information enable
no ip dhcp server relay information
enable
4. Configure DHCP option 82 default format of Relay Agent
Command
Global mode
ip dhcp relay information option
subscriber-id format {hex | acsii | vs-hp}
ip dhcp relay information option
remote-id format {default | vs-hp}
5. Configure delimiter
Command
Global mode
ip dhcp relay information option
delimiter [colon | dot | slash | space]
no ip dhcp relay information option
delimiter
6. Configure creation method of option82
Command
Global mode
ip dhcp relay information option
self-defined remote-id {hostname | mac |
string WORD}
no ip dhcp relay information option
self-defined remote-id
Explanation
This command is used to enable the switch
DHCP server to identify option82. The "no
ip dhcp server relay information enable"
command will make the server ignore the
option 82.
Explanation
Set subscriber-id format of Relay Agent
option82.
Set remote-id format of Relay Agent
option82.
Explanation
Set the delimiter of each parameter for
suboption of option82 in global mode, no
command restores the delimiter as slash.
Explanation
Set creation method for option82, users
can define the parameters of remote-id
suboption by themselves
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Troubleshooting
