Manual

13
Ensure your Customer’s Applications Work!
 Application Level Gateways (ALGs) for Applications that Require
Special Handling
 Streaming Media (RTSP)
 File Services (FTP)
 Voice over IP (SIP)
 Virtual Private Networking (PPTP, IPsec)
 TFTP, ICMP, and DNS
 End Point Independent Mapping and Filtering
 Peer to Peer Applications
 VoIP
 Gaming
 Instant messaging
 Sticky NAT
 Hair Pinning