From: Jim Newton (jnewton@xxxxxxxxxxxxxxx)
Date: Tue Apr 16 2002 - 13:51:18 GMT-3
It must be an ABR for it to work, but it can also be an ASBR. So if it both
ASBR and ABR it should work.
-----Original Message-----
From: nobody@groupstudy.com [mailto:nobody@groupstudy.com]On Behalf Of
kenairs
Sent: Tuesday, April 16, 2002 11:41 AM
To: Annu Roopa; Muhamamd Durrani; Tarek Sabry
Cc: ccielab@groupstudy.com
Subject: Re: OSPF - IGRP
i think the area range to summarise area 0 is to do it on another ABR that
connects area 0 and area 1 example.
Cannot do it on the ASBR.
corrections ?
----- Original Message -----
From: Annu Roopa <annu_roopa@yahoo.com>
To: Muhamamd Durrani <dan_schaw@yahoo.com>; Tarek Sabry
<tsabry@houston.sns.slb.com>
Cc: <ccielab@groupstudy.com>
Sent: Wednesday, April 17, 2002 12:03 AM
Subject: Re: OSPF - IGRP
> Hi,
>
> Just a doubt ? I thought the area range command is
> only for inter OSPF areas on the ABR. So does the area
> range command work on ASBR too ?? in which case it
> wont summarize the routes to IGRP.
>
> Let me know.Thanks
> Annu
>
> --- Muhamamd Durrani <dan_schaw@yahoo.com> wrote:
> > Hi Tarek ,
> >
> > With Summary-Address you cannot re-distribute to
> > other
> > routing protocol . Its for the Summary Address for
> > Ecternal Routes .
> >
> > I would rather say create a Summary Address with
> > "Area
> > range " commad on the router you want to summarized
> > the addresses on, with the mask configured on the
> > interfaces running IGRP. If the mask is now same as
> > configured on IGRP interfaces than you wil not see
> > the
> > route on IGRP router .
> >
> > Another way that I could see is to create a static
> > route on ASBR to NULL 0 and redistribute static into
> > IGRP process ..but again the mask SHOULD match with
> > interaces configured with IGRP .
> >
> >
> > Let me know id I am wrong .
> >
> > Regards,
> > Muhammad
> >
> >
> > --- Tarek Sabry <tsabry@houston.sns.slb.com> wrote:
> > > Hi
> > >
> > > I understand that there may be more than one way
> > to
> > > redistribute VLSM into
> > > FLSM. However the only way that seems to work for
> > me
> > > when redistributing
> > > OSPF into IGRP is the brilliant method suggested
> > by
> > > someone a little while
> > > back, whereby I need to create an intermediate
> > OSPF
> > > process. I don't feel
> > > comfortable with just this way though, because the
> > > proctors may object to
> > > it.
> > >
> > > So let's say we have a /26 network connected to
> > the
> > > OSPF side of the
> > > redistributing router. Someone had suggested
> > before
> > > that a good way of
> > > achieveing what I want would be to redistribute
> > > connected into OSPF and
> > > create a "summary-address" of a /24, and this
> > route
> > > would be redistributed
> > > into IGRP with the rest of the OSPF routes.
> > >
> > > Is that supposed to work??? Well doesn't the
> > > "summary-address" inject a
> > > route INTO OSPF and not OUT OF it?? Also how come
> > I
> > > do not see any routes to
> > > "Null 0" after I create my OSPF summary address?
> > >
> > > What are common gotchas for OSPF summaries??
> > >
> > > Thanks a lot
> > > Tarek
> > >
> >
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