I'm sorry I'd like to support you in these questions, but they are really more 
suited for a linux beginners list like 
linux-...@vger.kernel.org<mailto:linux-...@vger.kernel.org>

always reply-all when sending emails to a list

________________________________
From: dragon [mailto:dragon...@tom.com]
Sent: Saturday, February 28, 2009 11:45 PM
To: e1000.sf
Cc: Brandeburg, Jesse
Subject: Sometimes, it will have to work with a swich


> dragon wrote:
> > When connecting two computers (with one e1000 each) back to back, I
> > tried simple rx/tx
> > work but found some problems.
> >
> > Situation:
> > Computer A is rx enabled only and always ready to receive packets.
> > Computer B is both rx and tx enabled. B sends packets at high rate
> > about 742Mbps(62Kfps).
> >
> > Problem:
> > A receives packets OK.
> > But B could also receive spliceco/spanning_tree(for bridge) packets
> > as many as 55Mbps(118Kfps). The packet data is 60Bytes long and read
> > as following:
> >
> > 01 80 C2 00 00 01 00 07 09 0D 5F F8 88 08 00 01
> > 06 80 00 00 00 ................................
> > ...............................................
> >
> >
> > Reading some information on the internet, I come to know what
> > spanning_tree is.
> > But I still want to ask about it because such packets are too many to
> > lead to
> > performance degrading.
> >
> > Can I discard such packets in some way?
> > Will so high rate it also occur when
>
> I suggest not loading the bridge module, if you're back to back you certainly 
> don't want to be bridging.


Would you give me some hint about 'bridge module' in the e1000 source code?
Sometimes, it will have to work with a swich. So I am afraid it will not work 
at that time...

BTW: Should I reply to your mail directly or to 
e1000-de...@lists.sourceforge.net?




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