Windows Sockets Network Programming is good if you want raw Win32 API programming in C.<BR><BR>Or you can save yourself $50 and hit any of the 10 bajillion winsock programming sites on Google with ...

Focusing on low-level network programming, this book is just as applicable today as it was when .NET 1.0 was new. And though titled "C#", this book is applicable to any .NET language.