[19647] in North American Network Operators' Group
Re: How to loadshare over many E1 links
daemon@ATHENA.MIT.EDU (Hank Nussbacher)
Sat Sep 19 13:48:39 1998
Date: Sat, 19 Sep 1998 19:35:37 +0200
To: bicknell@dimension.net, jesper@skriver.dk, nanog@merit.edu
From: Hank Nussbacher <hank@ibm.net.il>
At 11:56 AM 9/18/98 -0400, Leo Bicknell wrote:
On a slightly related matter, does anyone know how to load balance
non-parallel links to a BGP peer? Thanks, Hank
>In article <19980918095708.B10051@skriver.dk> you write:
>>How would you loadshare over many (>6) parallel E1 links. Currently we
>>do it by connecting them directly to the Cisco's in each end, and do
>>CEF based per-packet loadsharing, it works fine, but support a max of
>>6 E1's ...
>
> Cisco has a nice white paper on this:
>http://www.cisco.com/warp/public/733/adap/multi/althb_wp.htm
>
> I think Multilink PPP may be your answer, as it goes
>up to 8 links. There is a CPU hit though, I've never tried
>Multilink on a high speed interface so I don't know how bad
>it might affect the router.
>
>--
>Leo Bicknell - bicknell@dimension.net
>Network Engineer (CCIE #3440) - Dimension Enterprises
>1-703-709-7500, fax, 1-703-709-7699
>
>
