From: David Ham (ccieau@xxxxxxxxx)
Date: Fri Apr 26 2002 - 21:41:57 GMT-3
Or you can add another area such as area 2 at R1 and
create virtual link.
and add on R1
area 0 range 140.1.20.0 255.255.255.0
area 1 range 140.1.200.0 255.255.255.0
Cheers,
David Ham
--- "Chua, Parry" <Parry.Chua@compaq.com> wrote: > For
the ospf/27 at area 0, area 0 range command at
> R2 will get /24 adverise to area 1.
> The main problem here is router R1 (igrp/24,
> ospf/29), a ospf area 1 router. There are several
> ways
> to get /29 into /24.
>
> I know any of the following will works:-
>
> 1. OSPF
> =======
> At R1, create a new ospf
> process(ospf_2),redsitribute the orginal
> ospf(subnets) into ospf_2, address summary at ospf_2
> on those non /24 into /24. At Igrp, redistribute
> ispf_2 into igrp.
>
> 2. IGRP
> ========
> Since R1 need to advertise /29 as /24 to R0, two
> possible way:-
>
> 2.1 tunnel interface betw R0 and R1 with /29
> network.
> 2.2 At R1 interface that connect to R0, create a
> secondary ip address with /29, disable SP,
> you will see that the /29 will advertise to R0,
> R0 will just treat it as a /24..
> eg
> R1# interface xx ( connect to R0)
> ip add 140.1.56.1 255.255.255.0
> ip add 140.1.56.11 255.255.255.248
> secondary
> no ip sp
> You may has to do filtering at this interface to
> re-enable the SP function.
>
> Do a debug ip igrp tr to verify...
>
> > Parry Chua
> >
> >
>
>
> -----Original Message-----
> From: Alex Paulino [mailto:Alex@2s.com.br]
> Sent: Thursday, April 25, 2002 12:20 PM
> To: Bob Sinclair
> Cc: ccielab@groupstudy.com
> Subject: RE: ospf and igrp
>
>
> Hi Bob, i already has tried this, but it dont works
> properly. I think is because the R1 has in you table
> the /29 network directly connected, and the /27 is
> in backbone area.
>
> I tried also redistribute connected in R1 (only the
> /29) and make a summary-address, this works fine.
>
> For the /27 i did the same thing, but, in the R3
> router.
>
> I dont know if this is the better sollution, but is
> the unique that works.
>
> let me know what you think..
>
>
> thanks a lot again,
>
> alex
>
> -----Original Message-----
> From: Bob Sinclair [mailto:bsin@erols.com]
> Sent: Thursday, April 25, 2002 12:59 AM
> To: Alex Paulino
> Cc: ccielab@groupstudy.com
> Subject: Re: ospf and igrp
>
>
> Alex,
>
> Try the following on R2:
>
> area 1 range 140.10.200.0 255.255.255.0
> area 0 range140.1.20.0 255.255.255.0
>
> On R1, redistribute ospf into igrp. This works for
> me with a very similar setup. Should see
> 140.10.200.0/24 and 140.1.20.0/24 on R1 and R0.
>
> -Bob
>
>
> ----- Original Message -----
> From: "Alex Paulino" <Alex@2s.com.br>
> To: <ccielab@groupstudy.com>
> Sent: Wednesday, April 24, 2002 10:47 PM
> Subject: ospf and igrp
>
>
> > Hi all, i know that this subject already was
> commented, but i'm still in
> > doubt.
> >
> > R0)-----140.1.56.0/24 -----R1 -----140.1.200.0/29
> -----------R2
> > -------140.1.20.0/27-----------R3
> >
> > Between: R0 and R1 - IGRP
> > between: R1 and R2 - OSPF AREA 1
> > between:R2 and R3 - OSPF AREA 0
> >
> > 1) My problem is the /27 (area0) and /29 (area1)
> doesn't appear in R0 (igrp).
> > I have tried to put a "area 1 range 140.1.200.0
> 255.255.255.0" in R2 or R1,
> > and, this route never up in R0. I don't know if is
> correctly.
> >
> > 2) I don't know what to do in /29 case. :-(
> >
> > thanks for help
> >
> >
> > Alex
> >
>
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