From: Dmitry Volkov (dmitry.volkov@rogers.com)
Date: Mon Jan 05 2004 - 13:31:52 GMT-3
Jeff, Use the same major net for tunnel int as for BGP /22 prefix and...Do
You have metric configured when You do redistr ??
like
router rip
redistribute bgp X route-map mapname metric Y
> -----Original Message-----
> From: nobody@groupstudy.com [mailto:nobody@groupstudy.com]On
> Behalf Of Jeff Nelson
> Sent: Sunday, January 04, 2004 7:02 PM
> To: ccielab@groupstudy.com
> Subject: logic check--solving vlsm issue with tunnel interface
>
>
> Problem: redistribute bgp route into RIPv1 to solve vlsm
> issue without changing original prefix.
> the connecting interface is a /24 the route is a /22
>
>
> Method:
> redistributing bgp route (that is in table) into RIP via route-map
> creating a tunnel with a /22 subnet between the two routers
> and enabling rip on it
>
> Desired result:
> RIP should advertise that /22 over the tunnel and it should
> appear in the forwarding table since it heard the update for
> it over a /22 interface--even if it is a different major network.
>
> It seems sound, but debug rip database does not show the
> route being advertised and thus it is not in the table. I can
> make the same redistribution (even without the subnets
> option) in OSPF and it gets propagated. So, I know it is not
> the route-map or the access-list. It must be something I'm
> not understanding about the classful restrictions associated
> with RIP, but I thought that this was a method of overcoming
> this obstacle.
>
> pointers appreciated.
> --
> Jeff
>
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