multicast and routeing ?

["Peter Galbavy" <peter.galbavy@knowtion.net>]

>From the zebra mailing list...

I have never checked if *BSD behaviour was correct (I am constantly annoyed
by it), but Daniel says this is broken WRT RFC ? Any ideas ?

Peter

----- Original Message -----
From: "Daniel C. Sobral" <daniel.sobral@tcoip.com.br>
To: <zebra@zebra.org>
Sent: Friday, October 05, 2001 8:45 PM
Subject: [zebra 10733] Re: Q: OSPF is not establishing adjacency


> fredrik@packetfront.com wrote:
>
> >
> > This is a bug in Zebra and/or BSD. The kernel in BSD tries to do a route
> > lookup on the multicast destination 224.0.0.5 (AllSPFROuters), which
> > fails if there is no default-route or other route to a prefix covering
> > that address.
>
>
> According to the Multicast RFC, the bug is in the BSD kernel. Alas, afaik
>
> all ip stacks out there had this problem at some point. It was just BSD
>
> taking longer to fix this.
>
> Alas, the patch was in for FreeBSD-current for quite a while, and I have
> just committed it on FreeBSD-stable (I was waiting 4.4 to come out, as I
> didn't want to commit something like this close to code freeze date).
>
> --
> Daniel C. Sobral                   (8-DCS)
> Daniel.Sobral@tcoip.com.br
> dcs@newsguy.com
> dcs@freebsd.org
> capo@notorious.bsdconspiracy.net
>
> TRUTHFUL:
> Dumb and illiterate.