I had a similar problem once. I have redundant supervisor modules with msfc's in the 6509 and had to reboot one of the msfc's in the switch. The reboot fixed the problem.
>>> "Patrick Donlon" 09/28/01 03:45AM >>> Have you checked the routing of this VLAN, if it's consistently dropping 50 % of packets could there be another route which is a blackhole? Have a look at your routes, access lists and do some traces regards ""Lopez, Robert"" wrote in message [EMAIL PROTECTED]">news:[EMAIL PROTECTED]... > Group, > > I have a problem with a certain vlan on our network. The problem goes > something like this... > > I have a vlan105 interface created on a cat 6509. The primary ip address is > x.x.105.254. The interface has secondary addresses of x.x.155.254, > x.x.156.254 and x.x.157.254. > > Servers on this network are dropping packets, one in particular, > serverA-x.x.155.219, is dropping packets 50% of the time. > > Moved the server to a different switch, same vlan105, the problem continues. > > Moved the server to vlan100, it works fine. > > Replaced cable and nics. Ensured proper speed and duplex are configured. > > No output from a debug vlan or span. > > Opened a TAC case a few days ago and the problem still remains. > > I just got a suggestion to remove and rebuild the vlan105 interface on the > router. That will happen later this afternoon. Any other suggestions will > be greatly appreciated. > > Robert > > > > > Robert M. Lopez > Network Planning > CIT PGRD Ann Arbor > Pfizer Global Research & Development > Phone 734-622-3948 Fax 734-622-1690 > > "There are only two ways to live your life. One is as though nothing is > a miracle. The other is as though everything is a miracle." ...Albert > Einstein Message Posted at: http://www.groupstudy.com/form/read.php?f=7&i=21509&t=21281 -------------------------------------------------- FAQ, list archives, and subscription info: http://www.groupstudy.com/list/cisco.html Report misconduct and Nondisclosure violations to [EMAIL PROTECTED]

