WinPcap is the industry-standard tool for link-layer network access in Windows environments: WinPcap will allow programs to capture and transmit network packets bypassing the protocol stack, and has additional useful features, including kernel-level packet filtering, a network statistics engine and support for remote packet capture.

IP Sniffer v1.92 is a free suite software of IP Tools built around a packet sniffer.

FreeProxy is a professional freeware geared for volume usage but will still have you up and running in a matter of minutes.

Free WallCooler v2.1.295 VPN makes remote working easier than ever: access remote files, applications or network resources from anywhere.

Extromatica Network Monitor is your network performance monitor that will continuously watch over the efficiency of your individual network units, for example servers, printers, databases and services.