SolutionBase: Using ISA Server 2004's HTTP Security Filter to block instant messengers and peer-to-peer applications

Entering an extension to block BitTorrent connections

5. In the Extension dialog box above, enter .torrent in the Extension text box. Click OK.

6. Click Apply in the Configure HTTP policy for rule text box.

7. Enter the remainder of the entries in tables 1 and 2. If that's too much work for you, then read on. I'll show you a way to export this configuration to an .xml file and then import the configuration to another machine. Since I've already created the .xml file for you, all you'll need to do is import the .xml file settings.

8. After entering all the entries, click OK in the Configure HTTP policy for rule dialog box.

9. Click Apply to save the changes and update the firewall policy.

10. Click OK in the Apply New Configuration dialog box.