Network Access Protection Troubleshooting Guide

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<div> <button type="button" class="border contents-button button button-clear button-sm is-hidden-tablet has-inner-focus" data-bi-name="contents-expand" data-contents-button hidden> <span class="icon"> <span class="docon docon-editor-list-bullet" aria-hidden="true"></span> </span><span class="contents-expand-title">Table of contents</span></button> </div> <div class="content "><h1 id="network-access-protection-troubleshooting-guide">Network Access Protection Troubleshooting Guide</h1><div class="display-flex justify-content-space-between align-items-center flex-wrap-wrap page-metadata-container"> <div class="margin-right-xxs"> <ul class="metadata page-metadata" data-bi-name="page info" lang="en-us" dir="ltr"><li>Article</li><li> <time class="is-invisible" data-article-date aria-label="Article review date" datetime="2013-10-21T00:00:00.000Z" data-article-date-source="ms.date">10/21/2013</time> </li></ul> </div></div><nav id="center-doc-outline" class="doc-outline is-hidden-desktop display-none-print margin-bottom-sm" data-bi-name="intopic toc" aria-label="In this article"> <h2 id="ms--in-this-article" class="title is-6 margin-block-xs">In this article</h2> </nav><p>Applies To: Windows Server 2008, Windows Server 2008 R2, Windows Server 2012, Windows Server 2012 R2</p> <p>This guide provides troubleshooting information for Network Access Protection (NAP) in Windows Server 2008 R2, Windows 7, Windows Server庐 2008, Windows Vista庐, and Windows XP operating systems. It is designed to help you identify and resolve problems that might be related to NAP.</p> <h2 id="in-this-guide">In this guide</h2> <p>This guide is intended for use by a network or system administrator. The guide provides task-oriented information to help you identify and resolve problems quickly. Use this guide to assist you while performing root-cause analysis of incidents and problems with components of a NAP infrastructure. Before you read this guide, you should have a good understanding of the way NAP works and how it is deployed in your organization. The following topics are included in this guide:</p> <ul> <li><p><a href="dd363550(v=ws.10)" data-linktype="relative-path">New in This Guide</a></p> </li> <li><p><a href="dd348436(v=ws.10)" data-linktype="relative-path">Introduction to Troubleshooting NAP</a></p> </li> <li><p><a href="dd363546(v=ws.10)" data-linktype="relative-path">A-Z List of Problem Topics for NAP</a></p> </li> <li><p><a href="dd348443(v=ws.10)" data-linktype="relative-path">Things to Check Before Troubleshooting NAP</a></p> </li> <li><p><a href="dd348494(v=ws.10)" data-linktype="relative-path">Quick Fixes for NAP</a></p> </li> <li><p><a href="dd348461(v=ws.10)" data-linktype="relative-path">Tools for Troubleshooting NAP</a></p> </li> <li><p><a href="dd348446(v=ws.10)" data-linktype="relative-path">Troubleshooting NAP Problems</a></p> </li> <li><p><a href="dd348435(v=ws.10)" data-linktype="relative-path">Additional Resources</a></p> </li> </ul> <h2 id="see-also">See Also</h2> <h4 id="concepts">Concepts</h4> <p><a href="dd125338(v=ws.10)" data-linktype="relative-path">Network Access Protection Design Guide</a><br> <a href="dd314175(v=ws.10)" data-linktype="relative-path">Network Access Protection Deployment Guide</a></p> <h4 id="other-resources">Other Resources</h4> <p><a href="https://go.microsoft.com/fwlink/?linkid=128800" data-linktype="external">NAP Events and Errors</a></p> </div><div id="ms--inline-notifications" class="margin-block-xs" data-bi-name="inline-notification"></div><div id="assertive-live-region" role="alert" aria-live="assertive" class="visually-hidden" aria-relevant="additions" aria-atomic="true"></div> <div id="polite-live-region" role="status" aria-live="polite" class="visually-hidden" aria-relevant="additions" aria-atomic="true"></div>  </main>  <aside id="ms--additional-resources-mobile" aria-label="Additional resources" class="display-none-desktop display-none-print" > <hr class="hr" hidden /> <h2 id="ms--additional-resources-mobile-heading" class="title is-3" 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