http://linuxplanet.com/linuxplanet/tutorials/5633/1/

http://www.pccitizen.com/tcpiptroubleshooting.htm

http://www.windowsitlibrary.com/Content/121/09/3.html?Ad=1&

http://yahoo-hackerz.tripod.com/id7.html

http://nick.kreucher.net/  kör httrack

http://www.pa.msu.edu/services/computing/faq/unix/pine/