A feature that is supported on Windows Vista is Winsock tracing.  It may be enabled with retail binaries to trace socket events without a heavy overhead. The purpose for this addition to retail tracing to Winsock is in order to make better capabilities for developers available. Be sure to check out Komodia’s free LSP Winsock guide.
Chris
Komodia is THE source online for all your Winsock LSP questions. It does not matter if you are looking for how to write LSP or even how to determine if you are using LSP, this is the place to be. Komodia has a free LSP resource page and a free Winsock LSP guide.
Chris
I feel your pain. You have been working on this for a good long time. You have been writing so many lines of code that you are seeing them in your sleep. And yet you still have a problem installed LSP. There are so many little things that can go wrong. The problem that I have seen over and over today: Vista LSP can’t connect to Internet. That is the great thing about Komodia – the free Winsock LSP guide and free information. You do not have to purchase the product to benefit from the free guide!
Chris
If you are asking yourself these questions, you have come to the best place on the net for your answers. Komodia offers a free Winsock LSP guide and a multifaceted resource page with an enormous amount of free LSP information. This site is a leader in layered service provider information.
Chris