I have seen a similar case some time ago, the problem was that someone had changed an access-list on the ethernet interface of one router, blocking EIGRP updates on LAN. Check that and post the configurations of router 2 and 3,if it doesn't solve the problem.
Wilson, Gavin (KBPB) wrote: > > Afternoon > > I was wondering if anyone could shed any light on the following > problem. In > the topology below: Router2 and router3 who are connected via > switch 1 and > switch 2 have lost their eigrp neighbour relationship. Router1 > and router2 > still have a eigrp relationship and router4 and router3 still > have a their > eigrp neighbour relationship. The configurations on sw1 and sw2 > have not > been changed. I have rebooted r2 and r3 but the neighbour > relationships have > not been re-established???? Any ideas as to what the problem > could be. > > > > > router1 (Production) > router4 (DR site) > > > > > > > (remote site) > router2 router3 > sw1 > sw2 > > > Any advice would be much appreciated. > > Cheers Gavin > > > > Gavin Wilson > Kleinwort Benson Private Bank > Tel: 0207 4751771 > Mobile: 07989441850 > email: [EMAIL PROTECTED] > > > > > This email and any files transmitted with it are intended > solely for the > addressee(s) and may be legally privileged and/or > confidential. If you have > received this email in error you may not copy, forward or use > the contents, > attachments or information in any way. Please destroy it and > contact the > sender via our switchboard on +44(0) 20 7475 6600 or via return > email. Any > unauthorised use or disclosure may be unlawful. Kleinwort > Benson Private Bank > give no warranty as to the accuracy or completeness of this > email after it is > sent over the Internet and accept no responsibility for change > made after it > was sent. Any opinions expressed in this email may be personal > to the author > and may not necessarily reflect the opinions of Dresdner Bank > or its > affiliates. They may also be subject to change without notice. > > Message Posted at: http://www.groupstudy.com/form/read.php?f=7&i=54665&t=54624 -------------------------------------------------- FAQ, list archives, and subscription info: http://www.groupstudy.com/list/cisco.html Report misconduct and Nondisclosure violations to [EMAIL PROTECTED]