From owner-freebsd-net  Fri Feb 26 11:24: 7 1999
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Date: Fri, 26 Feb 1999 21:22:08 +0200
From: Petri Helenius <pete@sms.fi>
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To: Luigi Rizzo <luigi@labinfo.iet.unipi.it>
Cc: Archie Cobbs <archie@whistle.com>, venkats@austin.ibm.com,
	freebsd-net@FreeBSD.ORG
Subject: Re: etherchannel support
References: <199902261641.RAA25760@labinfo.iet.unipi.it>
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Luigi Rizzo wrote:
> 
> > Luigi Rizzo writes:
> > > > > Does freebsd  have support for Cisco's etherchannel ?
> ...
> > > hmm... i see it easy for incoming path, but what about the outgoing ?
> > > How do you chose which interface to use for output, what about load
> > > balancing, etc ?
> > Well, what does Cisco do?
> 
> hey, i asked first!
> 
>         cheers
>         luigi
> 
They XOR the low byte of the source and destination mac addresses and use
1-3 low order bits to determine the link to transmit on. (etherchannel
supports
at least up to 8 links between two devices)

Pete


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