[96395] in North American Network Operators' Group
Re: Load balancing
daemon@ATHENA.MIT.EDU (Bruce Pinsky)
Mon May 7 19:08:59 2007
Date: Mon, 07 May 2007 16:07:50 -0700
From: Bruce Pinsky <bep@whack.org>
Reply-To: bep@whack.org
To: dan <deearekay@gmail.com>
Cc: nanog@merit.edu
In-Reply-To: <3fe76440705071005s956334g4356595dff71c28c@mail.gmail.com>
Errors-To: owner-nanog@merit.edu
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dan wrote:
> Hello,
> I currently have 2 routers with a single gigabit link (and corresponding
> internal BGP session) between them.
> router1 <---------gigabit------->router2
>
> Simple setup. Now that we have reached the limit on this gigabit link,
> we are adding a second gigabit link between the same 2 routers, and we
> wish to load balance across them. Traffic is about 5:1 ratio of out:in.
> router2 has bgp sessions with several upstreams, and router 1 has bgp
> sessions with further internal routers. What is the best way to balance
> across these 2 links?
>
Depending on the platforms, etherchannel/port-channel would be a fairly
straightforward solution.
- --
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bep
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