You really need to downgrade both routers to be sure.
>From: John Neiberger <[EMAIL PROTECTED]>
>To: Frank Wells <[EMAIL PROTECTED]>, [EMAIL PROTECTED]
>Subject: Re: I'm stumped! (was EIGRP over ISDN) LONG
>Date: Wed, 3 Jan 2001 08:53:49 -0800 (PST)
>
>Yes, we've tried 11.2(19), 12.0(14) and 12.1(5) on this end. The remote
>side has been on 12.0(5) the entire time and they are not able to change at
>this time. Since it appears to be an issue with the timers, we can set
>those with ios commands and hopefully alleviate the problem.
>
>Thanks,
>John
>
> > Have you tried downgrading IOS to a more experienced version, just to
>see
>if
> > your problem goes away?
> >
> >
> > >From: John Neiberger <[EMAIL PROTECTED]>
> > >Reply-To: John Neiberger <[EMAIL PROTECTED]>
> > >To: [EMAIL PROTECTED]
> > >Subject: I'm stumped! (was EIGRP over ISDN) LONG
> > >Date: Wed, 3 Jan 2001 07:51:11 -0800 (PST)
> > >
> > >I'm reposting this in the hopes that someone who didn't see it before
>might
> > >have some ideas about this. Heck, SWAGs, educated guesstimates, or
> > >telephone psychic impressions are also welcome. We are completely
>stumped
> > >about how to resolve this. I've even posted this question on the CCO
>Q&A
> > >Forum but I don't think anyone has been answering questions on there
> > >lately.
> > >
> > >Here is the problem: we have an ISDN BRI backup link between two
>sites,
>
> > >and
> > >we want to run eigrp over the link when it's in use. The problem is
>that
> > >even though the line is not flapping, eigrp is behaving as if it were
> > >flapping. My side NEVER sees hellos from the other side, but it does
> > >receive updates. The other side receives my hellos, but it thinks the
>link
> > >is bouncing and that my router is intermittently unavailable. My side
> > >never
> > >establishes the other as a neighbor.
> > >
> > >I've used every debugging command I can find to no avail. Nothing is
> > >giving
> > >me any information that I don't already know. We have no access lists
> > >configured, except for distribute lists but that shouldn't affect
>neighbor
> > >relationships, should it?
> > >
> > >Here is sample debug output (debug eigrp neighbors and debug eigrp
>packet):
> > >
> > >3d01h: EIGRP: Sending HELLO on BRI0 nbr 10.120.226.2
> > >
> > >3d01h: AS 2, Flags 0x0, Seq 0/0 idbQ 0/0 iidbQ un/rely 0/0
> > >
> > >3d01h: EIGRP: Sending HELLO on BRI0 nbr 10.120.226.2
> > >
> > >3d01h: AS 2, Flags 0x0, Seq 0/0 idbQ 0/0 iidbQ un/rely 0/0
> > >
> > >3d01h: %LINK-3-UPDOWN: Interface BRI0:1, changed state to up
> > >
> > >3d01h: %LINEPROTO-5-UPDOWN: Line protocol on Interface BRI0:1, changed
> > >state
> > >to up
> > >3d01h: EIGRP: Sending HELLO on BRI0 nbr 10.120.226.2
> > >
> > >3d01h: AS 2, Flags 0x0, Seq 0/0 idbQ 0/0 iidbQ un/rely 0/0
> > >
> > >3d01h: EIGRP: Received UPDATE on BRI0 nbr 10.120.226.2
> > >
> > >3d01h: AS 2, Flags 0x1, Seq 67/0 idbQ 0/0
> > >
> > >3d01h: EIGRP: Neighbor(10.120.226.2) not yet found
> > >
> > >3d01h: EIGRP: Received UPDATE on BRI0 nbr 10.120.226.2
> > >
> > >3d01h: AS 2, Flags 0x1, Seq 67/0 idbQ 0/0
> > >
> > >3d01h: EIGRP: Neighbor(10.120.226.2) not yet found
> > >
> > >3d01h: %ISDN-6-CONNECT: Interface BRI0:1 is now connected to 303xxxxxx
> > >theirrouter
> > >3d01h: EIGRP: Sending HELLO on BRI0 nbr 10.120.226.2
> > >
> > >3d01h: AS 2, Flags 0x0, Seq 0/0 idbQ 0/0 iidbQ un/rely 0/0
> > >
> > >3d01h: EIGRP: Received UPDATE on BRI0 nbr 10.120.226.2
> > >
> > >3d01h: AS 2, Flags 0x1, Seq 67/0 idbQ 0/0
> > >
> > >3d01h: EIGRP: Neighbor(10.120.226.2) not yet found
> > >
> > >3d01h: EIGRP: Received UPDATE on BRI0 nbr 10.120.226.2
> > >
> > >3d01h: AS 2, Flags 0x1, Seq 67/0 idbQ 0/0
> > >
> > >3d01h: EIGRP: Neighbor(10.120.226.2) not yet found
> > >
> > >3d01h: EIGRP: Sending HELLO on BRI0 nbr 10.120.226.2
> > >
> > >3d01h: AS 2, Flags 0x0, Seq 0/0 idbQ 0/0 iidbQ un/rely 0/0
> > >
> > >3d01h: EIGRP: Sending HELLO on BRI0 nbr 10.120.226.2
> > >
> > >3d01h: AS 2, Flags 0x0, Seq 0/0 idbQ 0/0 iidbQ un/rely 0/0
> > >
> > >3d01h: EIGRP: Received UPDATE on BRI0 nbr 10.120.226.2
> > >
> > >3d01h: AS 2, Flags 0x1, Seq 67/0 idbQ 0/0
> > >
> > >3d01h: EIGRP: Neighbor(10.120.226.2) not yet found
> > >
> > >Here is some info from the remote side:
> > >
> > >theirrouter#
> > >1d02h: EIGRP: Retransmission retry limit exceeded
> > >1d02h: EIGRP: Holdtime expired
> > >1d02h: EIGRP: Neighbor 10.120.226.1 went down on BRI0/0
> > >1d02h: EIGRP: New peer 10.120.226.1
> > >
> > >theirrouter#sho ip eigrp neighbors
> > >IP-EIGRP neighbors for process 2
> > >H Address Interface Hold Uptime SRTT RTO Q
>Seq
> > > (sec) (ms) Cnt
>Num
> > >0 10.120.226.1 BR0/0 12 00:00:38 0 5000 1 0
> > >
> > >1d02h: EIGRP: Retransmission retry limit exceeded
> > >1d02h: EIGRP: Holdtime expired
> > >1d02h: EIGRP: Neighbor 10.120.226.1 went down on BRI0/0
> > >1d02h: EIGRP: New peer 10.120.226.1
> > >
> > >I'm not getting any errors on the line, and further debugging (isdn
>q921,
> > >isdn q931, ppp error, ppp auth, ppp neg, bri-interface) does not show
>any
> > >problems whatsoever. I've tried ping tests with different payloads
>and
> > >they
> > >succeeded wonderfully.
> > >
> > >I've also made sure that we are in the same 'AS'. We are running
>12.1(5)
> > >on
> > >a 2520, they run 12.0(5) on a 2524. I've searched CCO for any
> > >configuration
> > >hints or bug reports, and I've read through Doyle's Routing TCP/IP
>section
> > >on eigrp and I can find no possible explanation for this behavior.
> > >
> > >Any takers? ideas? hints? tips? Do you know a good psychic or
>witch
> > >doctor? Perhaps a good psychiatrist, instead? :-)
> > >
> > >For anyone who has taken the time to read through all of this, I thank
>you.
> > >
> > >Regards,
> > >John
> > >
> > >
> > >
> > >
> > >
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>
>
>
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