Chapter 16, "Troubleshooting TCP/IP", of the TCP Fundamentals for Microsoft Windows online book has been published at http://www.microsoft.com/technet/itsolutions/network/evaluate/technol/tcpipfund/tcpipfund_ch16.mspx.
This chapter describes how to troubleshoot problems with IPv4 and IPv6 connectivity, name resolution, and TCP session creation using the set of tools and capabilities provided in Microsoft Windows Server 2003 and Windows XP.
For all of the published chapters of the TCP/IP Fundamentals for Microsoft Windows online book, see http://www.microsoft.com/technet/itsolutions/network/evaluate/technol/tcpipfund/tcpipfund.mspx.