Home Made Network Tap

Commercial Network Tap tends to be expensive, thus I'm always looking for alternative way to build my own Network Tap device. This is more suitable for home network environment since it is cheap to build. If you are interested in how to build one so that you can learn more about network traffic monitoring, check out this writing -

http://www.altsec.info/passive-network-tap.html

http://www.sun.com/bigadmin/content/submitted/passive_ethernet_tap.html

Feel free to build one!!!!!

Enjoy ;]