While it's relatively easy to write network-enabled applications for older Windows versions, the networking features of Windows XP have not been well documenteduntil now. This updated programming guide focuses on the innovative networking features in Windows XP, plus the breakthrough networking support in the Microsoft Visual C# programming language. It also covers the latest Internet protocole : IPv4 and IPv6, and reliable IP multicasting protocole. This title is ideal for developers who need clear, practical information about Microsoft networking APIS or for network technicians or administrators who seek inside information about how Microsoft networks operate. If you program or work closely with current Microsoft or Internet networking software, this is the book for you.