nanog mailing list archives

Re: Routing preferences question


From: Iljitsch van Beijnum <iljitsch () muada com>
Date: Thu, 30 Jan 2003 11:24:32 +0100 (CET)


On Wed, 29 Jan 2003 william () elan net wrote:

Does anybody know how/if I can force cisco router to consider ospf route
(I'll consider other igp protocol if its possible) from particular source
to be prefereble over connected and locally-entered static routes. This is
needed for failover project I'm doing. Please note that especially big
question is with "connected" route through subinterface, which I can't
find any way to override with igp, for static I could at least make them
learned igp routes.

Static is simple: just enter an administrative distance (extra argument
at the end) that is higher than OSPF's. Connected has a fixed distance,
as far as I know. But you can get around this by simply putting more
specifics in your IGP. For instance, if the interface has a /24, you let
the router elsewehere announce the two /25s that make up this /24.


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