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Date: Tue, 07 Oct 1997 08:12:45 -0500
From: Edwin Culp <eculp@mexcom.net>
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To: andrew@ugh.net.au
CC: freebsd-isp@FreeBSD.ORG
Subject: Re: Big Expensive Link and Little Flat Rate Link - off topic
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andrew@ugh.net.au wrote:
> 
> Hmm...could be the title of a fairy tale....
> 
> This isnt speciffically FreeBSD related but...
> 
> I have a network connected to the outside world via a 128K ISDN and a 2MB
> link.
> 
> The 2MB link is charged per MB, the ISDN at a flat rate for less than 40%
> utilisation.
> 
> The ISDN and the 2MB links go to completely seperate providers. I have a
> squid parent at the end of the 2MB link.
> 
> The question is how to make best use of the bandwidth? I want to use the
> ISDN as much as possible obviously but dont want too much lag.
> 
> The 2MB link router dosnt support BGP...in fact dosnt support much at all.
> 
> Most of our traffic is web so I thought I could do something with squid. I
> can get squid to balance between two parents but I would need it to
> balance between direct from source and a single parent (I could add a
> static route to the parent proxy to go via the 2MB link).
> 
> Can I route say 70% of traffic one way, 30% traffic another way at a
> FreeBSD level?
> 
> Am I approaching this completely the wrong way? Any better ideas?
> 
> Sorry for the off topic post,
> 
> Andrew

There was just a post on the squid list with a patch to do just that.
I'll mail you a copy directly.

Provecho

ed