[zetaben]

Probably "TCP/IP Illustrated" https://www.amazon.com/gp/aw/d/0321336313/ref=dbs_a_w_dp_032...

But maybe also: "Advanced Programming in the UNIX Environnement" https://www.amazon.com/gp/aw/d/B00DB3G8KY/ref=dbs_a_w_dp_b00...

Which is really good

[lilSebastian]

Thanks very much