Demo version of NetFilter SDK 2.

The demo driver filters no more than 100000 TCP connections and UDP sockets.
After exceeding this limit the filtering continues again after system reboot.

The driver API is provided as a DLL with C and C++ interfaces.

File name: nfsdk2-demo.zip
File size: ~800K
build: 1.3.8.5 [changelog])

Demo version of NetFilter SDK 2 + ProtocolFilters.

The demo driver and ProtocolFilters.dll filters no more than 100000 TCP connections and UDP sockets.
After exceeding this limit the filtering continues again after system reboot.

The APIs are provided in DLL with C and C++ interfaces.

File name: nfsdk2-demo-pf.zip
File size: ~7.3M
NetFilterSDK build: 1.3.8.5 [changelog]
ProtocolFilters build: 1.0.5.5 [changelog])

The instructions for ordering a license for full version or source code:
http://www.netfiltersdk.com/buy_now.html

Supported platforms:
Windows NT/2000/XP/2003/Vista/2008/7 x86/x64