Re: OSPF area 0 summarization question

From: Sam Munzani (sam@xxxxxxxxxxx)
Date: Mon Nov 06 2000 - 11:33:32 GMT-3


   
If you summarize with area range command. It will inject summary only to
other areas. However you will see those /32 routes in area 0. Don't know if
"no peer neighbor route" will work in frame. It works with ISDN.

Sam

>
>
> Good Q. I have ignored these /32's but they have been sitting in the back
of my
> head as a great little lab Q. I can't try it right now but I am sure an
area
> range will aggregate for a non backbone area just not so sure about area
0.
> Anybody running a FR area 0 lab they can try?
>
> R\Davo
>
>
>
>
> "Steve McNutt" <lpd@jacksonville.net>@groupstudy.com on 11/04/2000
05:17:13 PM
>
> Please respond to "Steve McNutt" <lpd@jacksonville.net>
>
> Sent by: nobody@groupstudy.com
>
>
> To: <ccielab@groupstudy.com>
> cc:
> Subject: OSPF area 0 summarization question
>
>
> A common scenario in practice labs is the frame cloud with mixed interface
> types running ospf area 0. a common solution is to use ip ospf network
> point-to-multipoint on all of the interfaces.
>
> Of course the drawback to this is now you have a host route for every
frame
> interface that resides in the backbone area. wouldn't it be nice to
> summarize these routes so everybody and their dog doesn't have to run SPF
> everytime a backbone interface flaps?
>
> There does not seem to be a mechanism to do this (at least I have not
> figured out how to do it). Is it a true statement that area 0 originated
> routes cannot be summarized within the OSPF domain?
>
> P.S. I hope we can avoid a religious discussion of what frame
mapping/ospf
> interface combination is best.
>



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