Hm, are the servers configured in some kind of active/failover or somesuch?
I vaguely remember the default Windows method of "failover" causing no end
of trouble to default-configured Cisco switches as MAC addresses pingpong
between ports..



Adrian

On Wed, Nov 26, 2008, Vigar, Damien wrote:
> Hi all,
> 
> We are experiencing an issue with Windows 2003R2 servers connected to our 
> 3560/3750 switches via a 1000T SFP GBIC. The servers appear to hang, 
> responding to a ping but not to anything else. It looks to us like an issue 
> with the servers, but our server administrator insists that it must be the 
> GBIC/switch combination.
> 
> We've put the servers in question back onto fast ethernet ports, and haven't 
> seen any problems in the meantime. Other sites' servers are running fine on 
> the same GBIC/switch combination.
> 
> We've tried to find anything relating to this issue online, with no luck. Any 
> ideas on where to go next?
> 
> 
> Cheers,
> 
> Damien
> 
> 
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