Blocking Peer-to-Peer File Sharing Programs with the PIX Firewall

Author: Unknown Published June 21, 2011 from Cisco

This document demonstrates how to (attempt to) block the most common peer-to-peer (P2P) file sharing programs with the PIX firewall. If the application cannot effectively be blocked with the PIX, Cisco IOSÃ‚Â® Network-Based Application Recognition (NBAR) configurations are included that can be configured on any Cisco router between the source host and the Internet