The best way to do it is at the firewall. Depending on what type of firewall you are using, you can either block it by port, or keyword, or by a number of other options in the specific software interface in the firewall. I use Netgear UTM's and they have 4 or 5 different ways to block programs like Skype, MSN Messenger, AIM, Facebook, and a number of other applications.
Last Wiki Answer Submitted: November 30, 2010 12:21 am by Coss60 pts.
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Some specific component might be needed, as blocking by ports or addresses usually doesn’t work as many of these applications can use different ports and/or ip addresses.
The tools that are able to filter this kind of traffic or block it successfully usually do it through packet inspection.
Some specific component might be needed, as blocking by ports or addresses usually doesn’t work as many of these applications can use different ports and/or ip addresses.
The tools that are able to filter this kind of traffic or block it successfully usually do it through packet inspection.
last time I tried open DNS for same. I configure it on my network and block chat & web chat it blocked Gtalk, Skype, MSN, P2P etc.
You need to configure it in your DHCP server. for more info visit http://www.opendns.com