winpcap Software

easy Look at Net 0.8.9
"easy Look at Net" is a simple ports scanner, packets sniffer and web-page source loader. Multithread ports scanner and packets sniffer specifically made to scan opened TCP ports,packets are filtered by incoming and outgoing, by IP addresses, ports and protocols - TCP, UDP, ICMP, IGMP. Simple web-page source downloader work via proxy server. Utility is very simple in management.

tcpdump for Windows 3.9.8 build 4.1
MicroOLAP TCPDUMP for Windows accurately reproduces all features of the original tcpdump by LBNL's Network Research Group, developed for the UNIX systems. Since MicroOLAP TCPDUMP for Windows is compiled with the Packet Sniffer SDK, it has the following advantages: does not require any third-party preinstalled drivers; works from the single 400K .EXE file; supports 1Gbit networks;it is portable, i.e. it works from removable devices.

SmartSniff 1.40
SmartSniff allows you to capture TCP/IP packets that pass through your network adapter, and view the captured data as sequence of conversations between clients and servers. You can view the TCP/IP conversations in Ascii mode (for text-based protocols, like HTTP, SMTP, POP3 and FTP.) or as hex dump. (for non-text base protocols, like DNS)

Free HTTP Sniffer 1.1
To download windows audio and video streaming and other streaming, you need to know the url of you want to download. Many links to those streaming that you come across on the web are hidden behind javascript or activex scripts. So it is sometimes very difficult to figure out the actual urls. Free HTTP Sniffer allows you to monitor HTTP traffic in real-time. It can trace wide range of information to find the URLs for all streams on your LAN.