Re: EIGRP over PPP over Frame - Problem

From: Darby Weaver (darbyweaver@yahoo.com)
Date: Mon Mar 05 2007 - 14:27:21 ART


That is what I am wondering. Perhaps it is a bug of a
sort.

I have the 3640, but I have my only 2611 on perm loan
and I only have one other 2611XM.

I won't be able to test exactly.

--- Shamin <ccie.xpert@gmail.com> wrote:

> Hi,
>
> The routers used are:
>
> R3 -- 3640 (C3640-JS-M), Version 12.4(7)
> R4 -- 2611 (C2600-J1S3-M), Version 12.3(6)
> R5 -- 2611 (C2600-J1S3-M), Version 12.3(15)
>
> Can this be an issue with the IOS?
>
> Regards
> Shamin
>
>
>
> On 3/5/07, Darby Weaver <darbyweaver@yahoo.com>
> wrote:
> >
> > Shamin,
> >
> > Which version of IOS and model of router are you
> > using?
> >
> > Curious, I'll try this this afternoon when I make
> it
> > home.
> >
> > Darby
> > --- Shamin <ccie.xpert@gmail.com> wrote:
> >
> > > Hi All,
> > >
> > > First of all Darby, I have tried the setup
> without
> > > PPPover FR and everything
> > > works perfectly fine.
> > > Updates are received throughout. So here there
> is no
> > > issue of the neighbor
> > > command I suppose.
> > > Output on R4 for eigrp neibhors with EIGRP over
> PPP
> > > over Frame is as below.
> > >
> > > Rack1R4#sh ip eigrp neighbors
> > > IP-EIGRP neighbors for process 10
> > > H Address Interface Hold
> > > Uptime SRTT RTO Q Seq
> > >
> (sec)
> > > (ms) Cnt Num
> > >
> > > 0 158.1.44.3 Vi1 11
> > > 00:00:34 1 3000 0 16
> > >
> > >
> > > I tried to disable PPP authentication on all
> three
> > > routers and still had the
> > > same problem.
> > > I did some of the debug eigrp packets command on
> R4
> > > and could see that there
> > > are HELLO, UPDATE and ACK packets being
> exchanged
> > > between R4 & R3. But R4
> > > does not receive any
> > > EIGRP routes from R3. But R3 receives the
> Loopback
> > > of R4.
> > >
> > > As antonio mentioned , I tried with two
> > > Virtual-templates on R3. The Eigrp
> > > adjacency were formed but still had the same
> issue.
> > > Tried disabling
> > > "split-horizon" on the Virtual-Template on R3,
> this
> > > also did not help.
> > >
> > > At last I removed the PPPover Frame config and
> did
> > > normal EIGRP over Frame
> > > and everything seems to work perfectly. I still
> cant
> > > get the reason for this
> > > kind of one way update between R3 and R4 i.e R3
> is
> > > receiving R4's Loopback
> > > route whereas R4 does not receive R3's loopback
> > > route.
> > >
> > > Regards and thanks
> > > shamin
> > >
> > >
> >
>



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