"In this third edition, Pete Loshin provides an introduction to TCP/IP: what it is, how it works, and what it does. Following in the tradition of the previous editions, TCP/IP Clearly Explained, Third Edition offers even clearer explanations of some of the trickier aspects of TCP/IP based upon comments from readers, as well as coverage of the most recent protocol developments." "TCP/IP Clearly Explained, Third Edition introduces TCP/IP networking to anyone interested in understanding how the Internet works from a nuts-and-bolts perspective. Users at all levels will find it an invaluable introduction and reference volume."--BOOK JACKET.