socket (C):
http://www.cs.rpi.edu/courses/sysprog/sockets/sock.html
http://www.cs.rpi.edu/courses/sysprog/sockets/server.c
(pour le serveur, manque le release du port sous linux et stdlib.h, strings.h
 clilen doit etre unsigned int)

http://www.fortunecity.com/skyscraper/arpanet/6/cc.htm


librairies C++:
http://www.boost.org/
http://www.gnu.org/software/commoncpp/