Links to WINSOCKS tutorials
 

..or the linux equivalent.

Winsocks under unix is just called "sockets". For a terse introduction, try man 7 socket. For a better tutorial, try Beej's guide at http://www.ecst.csuchico.edu/~beej/guide/net/

Tutorials from IBM Developer Works, which I always find usefull:

Programming Linux sockets, Part 1
http://www-106.ibm.com/developerworks/ edu/l-dw-linux-sock-i.html

Programming Linux sockets, Part 2
http://www-106.ibm.com/developerworks/ edu/l-dw-linux-sock2-i.html

Another ones

Linux Socket Programming In C++
http://librenix.com/?inode=1628

Tutorial: Programming Linux Sockets with C and Python
http://www-106.ibm.com/developerwork...lnxw16SocketP1