From: Herbert Maosa (asawilunda@googlemail.com)
Date: Sat Sep 08 2007 - 18:39:15 ART
I believe distribute-list route-map out should do.
Herbert.
On 9/8/07, Gregory Gombas <ggombas@gmail.com> wrote:
>
> Yup - only works on Type 3 LSA's...
>
> On 9/8/07, Shine Joseph <shinepjoseph@iprimus.com.au> wrote:
> > Did you consider area filter-list?
> >
> > Regards,
> > Shine
> >
> >
> > -----Original Message-----
> > From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf Of
> > Gregory Gombas
> > Sent: Sunday, 9 September 2007 6:22 AM
> > To: Toh Soon, Lim
> > Cc: groupstudy
> > Subject: Re: Filtering OSPF external routes - tough one
> >
> > Hi Lim,
> >
> > The goal is to filter the route so no router in the specific area you
> > want to filter it from will have it in its OSPF database. Distribute
> > list is only locally significant :-(
> >
> > Oh and I forgot to mention stub/totally/NSSA are not allowed for this
> > solution :-)
> >
> > I can't believe OSPF is so inflexible! This is quite easily
> > accomplished with any distance vector protocol!
> >
> >
> >
> > On 9/8/07, Toh Soon, Lim <tohsoon28@gmail.com> wrote:
> > >
> > >
> > > Hi Gregory,
> > >
> > > At which point in the network do you want to filter the external
> routes?
> > In
> > > multi-area OSPF, you can consider deploying stub, totally stubby or
> NSSA
> > > areas.
> > >
> > > AFAIK, Type 5 LSAs are flooded to the entire OSPF domain (whichever
> areas
> > > that can accept Type 5 LSAs). IMO I don't think we can filter some
> Type 5
> > > LSAs on only certain routers due to the fact that they must be
> identical
> > > across the domain. You can try "distribute-list" to prevent them from
> > > entering the RIB.
> > >
> > > Just my 2cents. I may understand it wrongly. Let's hear other opinion.
> > >
> > >
> > > Thank you.
> > >
> > > B.Rgds,
> > > Lim TS
> > >
> > >
> > >
> > > On 9/9/07, Gregory Gombas <ggombas@gmail.com> wrote:
> > > >
> > > > Does anyone know how to filter an ospf external route on a router
> > > > other than the ASBR doing the redistribution?
> > > >
> > > > Oh and by the way, the forwarding address is set to 0.0.0.0.
> > > >
> > > > Good luck with this one :-)
> > > >
> > > >
> > >
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-- Kindest regards, hm
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