From: fwells12 (fwells12@xxxxxxxxxxx)
Date: Sun Jan 28 2001 - 19:41:32 GMT-3
IGRP only performs classful lookups anyway right? That is why you need to
give it the IP Classless command to make it pass along anything it does not
recognize to a default network or route etc.
IGRP experts please clarify.
----- Original Message -----
From: Jeremy Gray <jeremy.gray@virgin.net>
To: <ccielab@groupstudy.com>
Sent: Sunday, January 28, 2001 1:08 PM
Subject: RE: Igrp / ospf and redistribution - revisted
>
>
> IGRP can be painful if you're used to more complex and forgiving
protocols.
>
> In this instance it needs feeding with a default network. IGRP will
> otherwise perform only strict classful lookups.
>
> ip default-network n.n.0.0
>
> Caslow recommends this route be a classful subnet 172.16.0.0 for example.
> THe route is then tagged in show ip route as a 'candidate default route'
> using an *.
>
> Your IGRP routers should then follow this network as though it where
0.0.0.0
>
> Jeremy.
> -----Original Message-----
> From: nobody@groupstudy.com [mailto:nobody@groupstudy.com]On Behalf Of
> D. J. Jones
> Sent: 28 January 2001 17:57
> To: Nigel Taylor; Connary, Julie Ann
> Cc: ccielab@groupstudy.com
> Subject: Re: Igrp / ospf and redistribution - revisted
>
>
> Are you using the redistribute subnets under the ospf process for igrp?
>
> ----- Original Message -----
> From: "Nigel Taylor" <nigel_taylor@hotmail.com>
> To: "Connary, Julie Ann" <jconnary@cisco.com>
> Cc: <ccielab@groupstudy.com>
> Sent: Wednesday, January 24, 2001 7:48 AM
> Subject: Igrp / ospf and redistribution - revisted
>
>
> > Julie Ann,
> > Here's the original mesage/layout of the scanerio I
posted
> > to
> > the group. The lab also specified to only redistribute the OSPF domain
> > routes into the IGRP domain. I do have "red ospf xx metric x x x x
> x"
> > under the IGRP process. Now I do get a 172.16.0.0/16 into the IGRP
> > domain but I cannont ping all interfaces from the IGRP
> > domain(another requirement).
> >
> > Now the lab also specifies "NO Statics". I'm also working on a
> > OSPF - EIGRP - IGRP redistribution lab. In my case the lab required
> > you to only use 172.17.59.x for the EIGRP and OSPF domains.
> > The requirement called for the IGRP domain that is connected to
> > use 171.68.62.93 w/ a 26 bit mask. Let's try some ASCII art.....
> >
> >
> > EIGRP(E1)------R3 -------(S1)---(FR, Area 0)---R2 -----R1-(Area 1)
> > / \
> > / \
> > IGRP OSPF(Area 2)
> > (E0) (E2)
> > / \
> > R4 R5
> > \
> > (Area 3)
> >
> >
> > Ok, I've got the EIGRP(E1) using 172.17.59.0/29. The OSPF domain is
> > using 172.17.59.48/28(S1) and (E2) using 172.17.59.68/30. As I said the
> > IGRP(E0) is assigned 171.68.62.93 w a /26 on R3's E0 interface. I've
> > read through the list thread on this but I'm still unable to see a
route
> > to the OSPF from the IGRP domain. I'm so tired at this point can
> > anyone shed some light on this for me...
> >
> > TIA
> >
> > Nigel...
> >
> >
> >
> >
This archive was generated by hypermail 2.1.4 : Thu Jun 13 2002 - 10:27:46 GMT-3