logging relay agent IP address

[Adam Moffett]

>> To this I want to also add the IP address of the relay agent we got the
>> initial request from.  I would want something similar to an "option
>> agent.relay-ip".  Is there any such thing?  Is there any other way to
>> log that?
> My Cisco relay agents stick the IP in the agent.remote-id field:
>
> binary-to-ascii(10,8,".",substring(option agent.remote-id,4,4))
>
> Jerimiah
> _______________________________________________

Thanks Jerimiah.  In our case the remote-id is the MAC address of a 
wireless station.