From owner-freebsd-questions  Wed May 15 06:43:43 1996
Return-Path: owner-questions
Received: (from root@localhost)
          by freefall.freebsd.org (8.7.3/8.7.3) id GAA18303
          for questions-outgoing; Wed, 15 May 1996 06:43:43 -0700 (PDT)
Received: from plains.nodak.edu (tinguely@plains.NoDak.edu [134.129.111.64])
          by freefall.freebsd.org (8.7.3/8.7.3) with ESMTP id GAA18297
          for <freebsd-questions@FreeBSD.ORG>; Wed, 15 May 1996 06:43:41 -0700 (PDT)
Received: (from tinguely@localhost) by plains.nodak.edu (8.7.1/8.7.1) id IAA25831; Wed, 15 May 1996 08:43:29 -0500 (CDT)
Date: Wed, 15 May 1996 08:43:29 -0500 (CDT)
From: Mark Tinguely <tinguely@plains.nodak.edu>
Message-Id: <199605151343.IAA25831@plains.nodak.edu>
To: jonny@gaia.coppe.ufrj.br, pete@sms.fi
Subject: Re: Multicast Router with 2.1.0R ?
Cc: freebsd-questions@FreeBSD.ORG
Sender: owner-questions@FreeBSD.ORG
X-Loop: FreeBSD.org
Precedence: bulk

>  Joao Carlos Mendes Luis writes:
>   > Hello,
>   > 
>   >   I' trying to implement a multicast router with FreeBSD 2.1.0.  I got the
>   > 3.8 version of mrouted, compiled and all seemed ok.  Multicast tunnels
>   > seens to work well.  But I have a question:  I can only see one route
>   > to the 224.0.0.0 network, but I have 2 network cards.  I cannot add a
>   > second route to the 224 network in the second card.  Is this a limitation
>   > in the kernel ?  Should I make any change to the phyint parameters in
>   > the mrouted.conf to make it work in both interfaces ?

you can run /usr/sbin/mrinfo to see the status of your interfaces or start
the mrouted in debug mode.

another test is to run tcpdump on all the interfaces looking for multicast
packets:

for i in ${INTERFACES}
do
tcpdump -i $i net 224.0.0.0 
done

--mark.