http://blogs.technet.com/nap/archive/2007/07/23/nap-faq-how-much-does-nap-cost.aspxI get asked this in email all the time. I thought it was worth a quick post: NAP Servers: The NAP Server pieces, which are required to do NAP, are included in Windows Server 2008. If you own Server 2008, you own the NAP Server. You need at least ONE ServerenCommunityServer 2.1 SP1 (Build: 61025.2)http://blogs.technet.com/nap/archive/2007/07/23/nap-faq-how-much-does-nap-cost.aspx#1589659Tue, 24 Jul 2007 00:04:41 GMTd5e57398-b9ef-4490-9955-07cbb4e4a80d:1589659stuart @ amanzi - stuart maxwell’s blog » Windows XP Service Pack 3<p>PingBack from <a rel="nofollow" target="_new" href="http://stuart.amanzi.co.nz/2007/07/24/windows-xp-service-pack-3/">http://stuart.amanzi.co.nz/2007/07/24/windows-xp-service-pack-3/</a></p> http://blogs.technet.com/nap/archive/2007/07/23/nap-faq-how-much-does-nap-cost.aspx#1767066Fri, 17 Aug 2007 01:41:07 GMTd5e57398-b9ef-4490-9955-07cbb4e4a80d:1767066MS NAP Team<p>One correction on this post: It should be noted that you are also expected to own a &quot;Client Access License&quot; or CAL for each user or device. This isn't specific to NAP, nor does NAP require any additional CALs. This is a standard requirement for Windows in general.</p> <p>- Jeff</p>