about interdomain multipath routing.

Kevin Loch kloch at kl.net
Tue Nov 10 04:23:06 UTC 2009

Bin Dai wrote:
> Hi:
> These days, in the research, the interdomain multipath routing is pretty 
> hot but i doubt its actually use in reality.
> Does anyone tell me any use of interdomain multipath routing like 
> multipath BGP in the real world?

"BGP multipath" is extremely common and used to load balance multiple
links to the same neighbor ASN.  As implemented by popular vendors it
requires most attributes (like as-path) to be identical.

Did you really mean this or something that uses different as-paths
in parallel?

- Kevin

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