[c-nsp] BGP outbound loadsharing

Gert Doering gert at greenie.muc.de
Fri Jan 23 17:33:22 EST 2009


Hi,

On Fri, Jan 23, 2009 at 04:58:31PM +0000, Alasdair McWilliam wrote:
> For example, if you were downloading a full BGP table from both ISPs and
> assigned local preference to some routes, traffic from a customer could
> arrive on ISP1 and return traffic be sent via ISP2. Is this generally
> considered to be acceptable or is it preferential for return traffic to be
> routed the same ISP from which it came into your network?

It's generally considered to be pretty much unavoidable.

gert
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Gert Doering - Munich, Germany                             gert at greenie.muc.de
fax: +49-89-35655025                        gert at net.informatik.tu-muenchen.de
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