The Network Access Protection Client for Windows XP is the same “platform” as the one shipping in Windows VISTA. However, some of the ways it differentiates itself from XP are:
As a platform is the same, this has advantages for those who want to extend NAP. Vendors can write NAP extensions ONCE, and use it on many OS platforms. It will also enable NAP deployments to define their server-side policies ONCE, no matter where they are in their migration towards VISTA clients.
- Rob Trace
Network Access Protection