Windows XP Multicast problems (was re: [AG-TECH] venue client problems)

[Niall Brady]

[sorry, sent a personal copy to Bob previously; now to the list]

On Tue, Jul 27, 2004 at 01:00:56PM -0400, Bob Riddle wrote:
> here's a word about my previous experience using multicast on WinXP - it 
> uses IGMPv3 by deafult - so you can join a multicast group, but if all 
> the switches in line aren't IGMPv3 aware, the "is anyone listening" 
> message from the router never gets passed along, so the multicast 
> traffic disappears in about 3-5 minutes.
> 
> I would take a Linux machine (whcih uses IGMPv2) on the same subnet as 
> the WinXP machine and  "listen" to the same multicast group as the AG 
> romm I was "in" with the WInXP machine ... and everything worked out fine. 

There seems to be a Microsoft hotfix listed at

http://support.microsoft.com/default.aspx?scid=kb;en-us;815752&Product=winxp

but it's a paid-for solution from a quick look at it.

-- 
Niall Brady,
Trinity Centre for High Performance Computing,
O'Reilly Institute,
Trinity College Dublin.
Tel: +353-1-608-3429
Fax: +353-1-679-8039