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 From:  "Lee Sharp" <leesharp at hal dash pc dot org>
 To:  <m0n0wall dash dev at lists dot m0n0 dot ch>
 Subject:  Re: [m0n0wall-dev] FreeBSD 6, DHCP Question...
 Date:  Sun, 18 Jun 2006 17:26:34 -0500
From: "Kendrick Vargas" <ken at hudat dot com>

> Anyways, I spent last night hacking up the globals.inc and copying files
> over from my router to my linux box so I can work on the webgui code. I
> am looking to rework the DHCP configuration stuff. I'm curious though
> (because I couldn't find it in the documentation), what exactly is the
> DHCP Relay, and is it supposed to be able to be on with the DHCP Server
> on at the same time? From what I can gather, it relays DHCP requests
> from the specified interface to the WAN to let whatever on the WAN to
> serve the requests? So I'm thinking it shouldn't be on at the same time
> as the DHCP server for a given interface... right?

Let's say that you have a routed network.  And a massive DHCP server.  DHCP 
relay will pass DHCP requests up the chain to the big server, tagged with 
where it came from so it gives the proper scope on the return.  So your 
guess is correct.

                            Lee