Beej's Guide to Network Programming (2012)
Definitely a great and very instructive read, and one of the few to include IPv6 and the correct usage of getaddrinfo.It's the guide I recommend to everyone who wants to learn about network programming in C. I actually purchased the (slightly expensive) printed version and never regretted it :)http://www.lulu.com/shop/brian-hall/beejs-guide-to-network-p...