You can't block file transfer becouse MSN use port 80 (http) for that.
here I block everything using SmartDefense
Good luck
Fabio
2005/11/29, Chanoine <yannick.chanoine AT clamart DOT fr>:
> Hi,
> I need to allow MSN messenger to some users so I'm testing a ruleset
> allowing MSN_Messenger_1863_UDP, MSN_Messenger_5190 and another rule
> before that denies access to msn_file_transfer.
> I still can receive or send files using this IM.
> Is there anything more I can do to block file transfers? In SmartDefense
> I have selected "Optimised Protocol Enforcement", I also tried "Strict
> Protocol Enforcement" but nothing changed.
>
> Any idea?
>
> Thanks
>
> Yannick
>
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