nanog mailing list archives

Re: Load balancing in routers


From: Eric Osborne <eosborne () cisco com>
Date: Mon, 8 Apr 2002 13:36:44 -0400


On Sun, Apr 07, 2002 at 08:07:04PM -0700, Steve Francis wrote:



Richard A Steenbergen wrote:

In order to do more advanced
things, such as non-equal capacity load balancing, you need to have
knowledge of the "load" on a link (or the servers in the case of 4-7 load
balancers). This is something that "routers" have typically avoided, and
I'm not aware of any router vendors who attempt to do load balancing based
on the load of a link.


cisco's EIGRP can do it, but it is disalbed by default, and not recommended.


EIGRP is certainly off by default, as are all routing protocols.  You
may not recommend it, but we have lots of customers who like it; it's
not like _cisco_ doesn't recommend it.

There's another way to do this with MPLS-TE, but not everybody likes
that, either.  :)



eric


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