On Mon, Nov 12, 2007 at 08:44:55AM +0200, Martti Kuparinen wrote:
> Martti Kuparinen wrote:
> >Martti Kuparinen wrote:
> >
> >>I'm having big problems with the bnx(4) interface on NetBSD 4.0_RC4, 
> >>the interface will not autoconfigure itself and I don't get the 
> >>default route from the RA message.
> >
> >I found traces that even FreeBSD is/was suffering from this and that 
> >this might be a "bug in the multicast filter setup in the driver". Can 
> >anyone comment if this could be the case here as well?
> >
> >http://lists.freebsd.org/pipermail/freebsd-current/2006-November/067246.html 
> 
> This seems to be the case here. I first tried to run
> 
> # ping6 www.kame.net
> ping6: UDP connect: No route to host
> # rtsol bnx0
> # netstat -rnf inet6 | grep default
> #
> 
> but I didn't get the default router configured from the incoming RA. Then I 
> started tcpdump on another terminal and re-ran "rtsol bnx0" and now I have 
> the default router...

FWIW, that definitely sounds like a problem with multicast filter
operation.  tcpdump will put the interface into promiscuous mode, so it
will receive all of the multicasts.

Dave

-- 
David Young             OJC Technologies
dyoung@ojctech.com      Urbana, IL * (217) 278-3933 ext 24