From mboxrd@z Thu Jan  1 00:00:00 1970
From: Daniel Lopes <lopsch@lopsch.com>
Subject: Re: MSN and Yahoo
Date: Mon, 01 Aug 2005 13:41:00 +0200
Message-ID: <42EE0A4C.3090206@lopsch.com>
References: <20050801071846.9262.qmail@web53107.mail.yahoo.com>
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umar draz schrieb:
> hi dear members!
>  
>   i have a cable internet and have 300 users. I want
> block MSN and 
> Yahoo voice chat. Please help me how i can do that
> with iptables.
>  
> Please help me in this regards,
>  
> Umar Draz
> 
> 
> 		
> ____________________________________________________
> Start your day with Yahoo! - make it your home page 
> http://www.yahoo.com/r/hs 
>  
> 
> 
This shouldn't work behind NAT without UPnP or a tracking module. So no 
needs to block. This is because both send information for direct 
connections within the payload and therefor out of reach of connection 
tracking and NAT.