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Date: Fri, 21 Oct 2005 09:32:28 +0400
From: Gleb Smirnoff <glebius@FreeBSD.org>
To: Shawn Saunders <saundersconsult@hotmail.com>
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Cc: dionch@freemail.gr, freebsd-net@FreeBSD.org
Subject: Re: Trying to make a Host into a gigabit hub for testing
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On Thu, Oct 20, 2005 at 09:31:15PM +0000, Shawn Saunders wrote:
S> Chris,
S> 
S> Now the traffic is going out all the ports, thanks.  Only one issue, is 
S> that it is also being echo'd back the em0 interface.  When I put this under 
S> a full GIGABIT load, 6 interfaces feeding back what was just sent them, 
S> will kill my primary em0 interface.
S> 
S> Is there a way to make the echo from em0 to all other interfaces only go 
S> one-way, rather than em0 also being part of the group and receiving 
S> everthing it sends back again?

I haven't yet understood the graph you built, but the Subject line
tells me that you should use ng_hub(4), not ng_one2many(4) or ng_fec(4).

-- 
Totus tuus, Glebius.
GLEBIUS-RIPN GLEB-RIPE