The "TCP/IP Fundamentals for Microsoft Windows" online book is now complete and published at http://www.microsoft.com/technet/itsolutions/network/evaluate/technol/tcpipfund/tcpipfund.mspx.
This online book 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 online book is available for free and provides a central location for an existing or aspiring Windows network administrator to get a comprehensive view of TCP/IP protocols and services in Windows XP and Windows Server 2003. Unlike many other introductory TCP/IP book, this book provides an integrated discussion of both Internet Protocol version 4 (IPv4) and Internet Protocol version 6 (IPv6).
The "TCP/IP Fundamentals for Microsoft Windows" online book has the following chapters and appendices:
Chapter 1. Introduction to TCP/IP
Chapter 2. Architectural Overview of the TCP/IP Protocol Suite
Chapter 3. Addressing
Chapter 4. Subnetting
Chapter 5. Routing
Chapter 6. Dynamic Host Configuration Protocol
Chapter 7. Host Name Resolution
Chapter 8. Domain Name System Overview
Chapter 9. Windows Support for DNS
Chapter 10. End-to-End TCP/IP Traffic Example
Chapter 11. NetBIOS Over TCP/IP
Chapter 12. Windows Internet Name Service Overview
Chapter 13. Internet Protocol Security (IPsec) and Packet Filtering
Chapter 14. Virtual Private Networking
Chapter 15. IPv6 Transition Technologies
Chapter 16. Troubleshooting TCP/IP
Appendix A. IP Multicast
Appendix B. Simple Network Management Protocol
Appendix C. Computer Browser Service
The main page at http://www.microsoft.com/technet/itsolutions/network/evaluate/technol/tcpipfund/tcpipfund.mspx has links to each chapter and a link to a PDF file (http://www.microsoft.com/downloads/details.aspx?FamilyID=c76296fd-61c9-4079-a0bb-582bca4a846f&displaylang=en) with all of the content for the entire book (545 pages).
Many thanks to Anne Taussig (Technical Editor-Microsoft Corporation) for world-class editing of the content and many Microsoft networking MVPs (too numerous to mention) for their technical review.
Enjoy.