[139365] in North American Network Operators' Group

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LAGing backbone links

daemon@ATHENA.MIT.EDU (Payam Chychi)
Mon Apr 4 20:17:55 2011

Date: Mon, 4 Apr 2011 17:17:46 -0700
From: Payam Chychi <unclepieman@gmail.com>
To: nanog@nanog.org
Errors-To: nanog-bounces+nanog.discuss=bloom-picayune.mit.edu@nanog.org

Hello All,

I was wondering if anyone had any thoughts as to the best practices of
running multiple backbone links between 2 routers.  In the past we've added
additional links as needed, then simply enabled IS-IS when they were good to
go.  I'd then let IS-IS handle load balancing the traffic over the two
links.  But I know that others out there would setup a LAG once they had
more than one link between two routers.  Is there a best practice?  Does it
matter?  Any implications to a MPLS setup?

Thanks

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