Easy program to sniff and view IP packets (TCP, UDP, ICMP). PacketViewer allows you to view IP packet messages and IP packet informations in real time. You can easily listen on Windows system ports (Eg. Ports 135, 445, 1026-1028). An IP Converter tool allows you to convert IP Addresses to Host Names. The button "Options..." opens the PacketViewer options: Protocol Filter, TCP packets Filter, Addresses IP and Ports Filter, packets Message Filter, Resolve IP Addresses , TCP Test, UDP Test, Ping Test... The "Auto-Save" option will allow you to save thousands of lines of IP packets information.