address flapping

HEY

Expert i need your help. CAt OS 4500 version 6.3 using as a Core .fiber
connectivty established between access Swicthes

Vlan 1 is running across all network

CAT OS 4500 servers and users are connected on it

access switches are 2950 where only user are connected

Due to following are the error netwrok outages occuring

%SYS-4-pb-WARN:1/Host 00:0b:db:c2:18:53 is flapping between 3/1 and 4/7

%SYS-4-pb-WARN:1/Host 00:0a:b7:e7:6d:80 is flapping between 2/1 and 4/8

3/1 and 2/1 are trunk port of Cat OS connected to access swicthes 01 and 03
respectivley

here is the link of network diagram

http://img263.yfrog.com/i/oupn.jpg/
Received on Mon Apr 05 2010 - 22:41:16 ART