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From: "Yuri Lukin" <lists@swaggi.com>
To: Peter Jeremy <peterjeremy@optushome.com.au>,
	Ian FREISLICH <ianf@clue.co.za>
Date: Wed, 11 Apr 2007 21:40:05 -0400
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Cc: freebsd-current@freebsd.org
Subject: Re: CFT: new trunk(4)
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On Thu, 12 Apr 2007 05:14:50 +1000, Peter Jeremy wrote 
> Trunking is a way of combining multiple physical interfaces to increase
> the bandwidth.  Trunking multiple VLANs on a single interface doesn't
> make sense to me.
> 

As another poster has already mentioned, trunking is a way of carrying traffic
for multiple VLANs over a single physical link. Whereas, combining multiple
physical interfaces to increase bandwidth is known as link aggregation, port
channeling or etherchannel (depending on which vendor you use).