Captures all HTTP requests/responses sent between the Web browser and the Web server..
Capture TCP/IP packets and view the captured data as a sequence of conversations..
Industry-standard tool for link-layer network access in Windows environments..
Shows all open ports and additional information about HTTP, FTP, SMTP, SNMP and SMB services..
A suite of IP Tools built around a packet sniffer..
Free MSN Monitor and MSN Sniffer..
Test and debug SNMP requests against a device in your network..
Open captured packet trace file and playback in the network..
Detect security holes and close backdoors when you want to prevent remote attacks..
EtherSnoop light is a free network sniffer..