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To: Ihsan Dogan <ihsan@dogan.ch>
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From: Lowell Gilbert <freebsd-questions-local@be-well.ilk.org>
Date: 09 Sep 2005 11:31:23 -0400
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Cc: FreeBSD Questions <freebsd-questions@freebsd.org>
Subject: Re: dhcrelay is setting the relay ip address wrong
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Ihsan Dogan <ihsan@dogan.ch> writes:

> ----------------------------------------------------------------
> No, input from this socket is dropped.
> 
> See 'fallback_discard' in common/socket.c.
> 
> 
> You're railing against a very commonly reported problem.  The IO system
> was designed for the server and client (mostly for the server).  It is
> poorly suited to the relay.
> 
> Enhancements are on the wishlist for 3.1.
> ----------------------------------------------------------------

Ouch.  That's a workaround for a pretty severe problem in the
relay agent.  

Try the relay agent from the WIDE project; it looks like it 
handles this properly (as specified in the protocol spec):
(/usr/ports/net-mgmt/wide-dhcp)

Good luck.
-- 
Lowell Gilbert, embedded/networking software engineer, Boston area
		http://be-well.ilk.org/~lowell/