Greetings Marco,
Yes Messenger will use port 80 if it can't make a connection on 1863. It does however
require access to 443 for authentication.
And no, Messenger will not work internally -- it needs to access the public .NET Messenger
service.
--
Jonathan Kay
Microsoft MVP - Windows Live Messenger/MSN Messenger/Windows Messenger
Associate Expert
http://www.microsoft.com/windowsxp/expertzone/
Messenger Resources -
http://messenger.jonathankay.com
All posts unless otherwise specified are (c) 2006 Jonathan Kay.
You *must* contact me for redistribution rights.
--
"Marco Kernmeier" <> wrote in message
news:...
> Hello.
>
> I have one question. In my firm i cant use MSN Messenger because the ports are closed.
> I want to aks if there is a possibility to use MSN through the Port 80?
>
> Or what can i make to use it?
>
> Does MSN Messenger work with internal Network (LAN) ?
>
> Thanks!
>