Re: Windows Messenger over VPN thru ISA Server
From: Sergio Fonseca [MVP] (fonsecase_at_iol.pt)
Date: 12/25/04
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Date: Sat, 25 Dec 2004 19:07:36 -0000
Hi,
Turn off the Cisco client "stateful firewall".
Qualquer sugestão deve ser testada antes de aplicada - www.gupade.org
"m@xp" <me@maxp.it> wrote in message
news:u7Wu35$5EHA.3820@TK2MSFTNGP11.phx.gbl...
> Hi,
> I have a very strange problem using Windows Messenger with Exchange IM
> Messaging over a VPN thru our ISA Server (2000).
> The VPN is established using a software Cisco VPN client (v4.6) and it
works
> fine for all application and services except for Windows Messenger: it
seems
> that it connect correctly with the IM server on the other side of the VPN
> but when building the contact list the application hangs. Please note that
> if I run the VPN directly on the internet bypassing the ISA server Windows
> Messenger works correctly.
> Note that on the ISA server I've set the Protocols Definitions (and
Protocol
> Rules) and the IP Packet Filters for UDP ports 500, 1701, 4500 and 10000
> (required by IPSec).
> Any hint?
> Thanks in advance.
> Ciao
>
>
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