What's a good site to learn networking?

[relyt]

I am already extremely proficient in computers, no I want to learn networking. Whaere is a good site for a networking newbie???

 

[obenton]

http://hdallen.home.mindspring.com/
http://ourworld.compuserve.com/homepages/J_Helmig/
http://www.timhiggins.com/
http://www.homepclan.com/
http://wwwhost.ots.utexas.edu/ethernet/