"TCP/IP Fundamentals for Microsoft Windows" free ebook

You can download a PDF version of the online book here.

This ebook "is a structured, introductory approach to the basic concepts and principles of the Transmission Control Protocol/Internet Protocol (TCP/IP) protocol suite, how the most important protocols function, and their basic configuration in the Microsoft® Windows Server® 2003 and Windows® XP operating systems. This book is primarily a discussion of concepts and principles to lay a conceptual foundation for the TCP/IP protocol suite. Unlike many other introductory TCP/IP texts, this book provides an integrated discussion of both Internet Protocol version 4 (IPv4) and Internet Protocol version 6 (IPv6)."