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From: "Joakim Tjernlund" <joakim.tjernlund@transmode.se>
To: "'Stephen Hemminger'" <shemminger@linux-foundation.org>
Cc: "'David Stevens'" <dlstevens@us.ibm.com>,
	"'Netdev'" <netdev@vger.kernel.org>,
	"Li Yang" <LeoLi@freescale.com>
Subject: RE: Multicast problem
Date: Tue, 16 Oct 2007 23:15:06 +0200	[thread overview]
Message-ID: <003201c81039$a0215b20$04ac10ac@Jocke> (raw)
In-Reply-To: 

 
> > > 
> > > OK, so from all this and earlier mail I think that the 
> > device driver don't
> > > receive multicast pkgs. Tomorrow I will try the real OSPF 
> > test case with
> > > promisc mode enabled, se if that works. If so, it means there is
> > > a bug in the drivers(ucc_geth.c) set_multicast_list() function.
> > > 
> > > Thank you for helping me to narrow it down.
> > > 
> > >  Jocke
> > 
> > You can test multicast easily standalone with iperf:
> > http://dast.nlanr.net/Projects/Iperf/#multicast
> > 
> 
> Thanks, will give it a try.
> 

Managed to cross compile iperf and ran the test. I need promisc mode
on the ethernet i/f to receive anything from that test so I guess this
confirms it, the set_multicast_list() in ucc_geth driver is broken.

Leo, forgot to CC you earlier. Seem like the multicast function
is somewhat buggy.

 Jocke



             reply	other threads:[~2007-10-16 21:15 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-10-16 21:15 Joakim Tjernlund [this message]
  -- strict thread matches above, loose matches on Subject: below --
2007-10-16 16:49 Multicast problem Joakim Tjernlund
2007-10-16 17:04 ` David Stevens
2007-10-16 17:31   ` Joakim Tjernlund
2007-10-16 19:46     ` David Stevens
2007-10-16 20:07       ` Joakim Tjernlund
2007-10-16 20:13         ` Stephen Hemminger
2007-10-16 20:57           ` Joakim Tjernlund
2007-10-16 18:54   ` Joakim Tjernlund
2007-10-16 19:40     ` David Stevens

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