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<title><![CDATA[HOWTO: 在 Windows 10 上解决 RDCMan v2.7 Unknown disconnection reason 3848 故障]]></title> 
<author>gOxiA &lt;sufan_cn@msn.com&gt;</author>
<category><![CDATA[Windows Client]]></category>
<pubDate>Wed, 02 Dec 2015 14:22:37 +0000</pubDate> 
<guid>https://maytide.net/read.php/1777.htm</guid> 
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	<p><a href="http://goxia.maytide.net/ftpupfiles/MVP-2013-MVP_BF61/msft_logo_png.png"><img title="msft_logo_png" border="0" alt="msft_logo_png" src="http://goxia.maytide.net/ftpupfiles/MVP-2013-MVP_BF61/msft_logo_png_thumb.png" width="345" height="74"></a></p> <p><font color="#fd3f0d"><strong>HOWTO: 在 Windows 10 上解决 RDCMan v2.7 Unknown disconnection reason 3848 故障</strong></font></p> <p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <a href="http://goxia.maytide.net/read.php/1749.htm" target="_blank">RDCMan v2.7</a> 于14年末发布，<a href="http://goxia.maytide.net" target="_blank">gOxiA</a> 当时有写过一篇文章进行简要的介绍，支持连接远端 Hyper-V 主机上的虚拟机这一功能使 RDCMan（Remote Desktop Connection Manager） 增色不少，最近在 Windows 10 上使用 RDCMan 连接虚拟机时遇到了一个问题，还好找到了解决办法，特与大家分享，同时留文备忘！</p> <p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 当使用 RDCMan 创建一个 VM console connect，如果 Hyper-V 主机和客户端都在域中，那么连接不会出现问题，可是工作组环境下便会出现 Unknown disconnection reason 3848 故障。</p> <p><a href="http://goxia.maytide.net/ftpupfiles/fd5da9e4c395_AAF3/image_3.png"><img title="image" border="0" alt="image" src="http://goxia.maytide.net/ftpupfiles/fd5da9e4c395_AAF3/image_thumb_3.png" width="556" height="456"></a></p> <p><a href="http://goxia.maytide.net/ftpupfiles/12bf4c7fc3b6_12AF7/2015-12-02.png"><img title="2015-12-02" style="border-left-width: 0px; border-right-width: 0px; background-image: none; border-bottom-width: 0px; padding-top: 0px; padding-left: 0px; display: inline; padding-right: 0px; border-top-width: 0px" border="0" alt="2015-12-02" src="http://goxia.maytide.net/ftpupfiles/12bf4c7fc3b6_12AF7/2015-12-02_thumb.png" width="634" height="403"></a></p> <p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 查阅了 <a href="http://blogs.msdn.com/b/virtual_pc_guy/archive/2014/11/25/using-rdcman-v2-7-to-connect-to-a-vm.aspx?PageIndex=1#comments" target="_blank">Ben Armstrong</a>（Hyper-V Program Manager）的 Blog 发现当初遇到这个问题的人还真不少，而且还提供了解决方案：<a href="https://support.microsoft.com/zh-cn/kb/954357" target="_blank">KB954357</a>，应该是由 CredSSP 引发的远端用户凭据无法验证的问题。由于 KB954357 中的 Fixit 工具会验证系统版本，所以无法在 Windows 10 上运行，我们只能手工修改注册表项，可以在 PowerShell 下执行如下命令行，无需重启系统即时生效！</p> <p><div class="code">New-ItemProperty -Path HKLM:\SYSTEM\CurrentControlSet\Control\Lsa\Credssp\PolicyDefaults\AllowDefaultCredentials -Name Hyper-V -PropertyType String -Value \"Microsoft Virtual Console Service/*\" -Force</div><br/><div class="code">New-ItemProperty -Path HKLM:\SYSTEM\CurrentControlSet\Control\Lsa\Credssp\PolicyDefaults\AllowDefaultCredentialsDomain -Name Hyper-V -PropertyType String -Value \"Microsoft Virtual Console Service/*\" -Force</div><br/><div class="code">New-ItemProperty -Path HKLM:\SYSTEM\CurrentControlSet\Control\Lsa\Credssp\PolicyDefaults\AllowFreshCredentials -Name Hyper-V -PropertyType String -Value \"Microsoft Virtual Console Service/*\" -Force</div><br/><div class="code">New-ItemProperty -Path HKLM:\SYSTEM\CurrentControlSet\Control\Lsa\Credssp\PolicyDefaults\AllowFreshCredentialsDomain -Name Hyper-V -PropertyType String -Value \"Microsoft Virtual Console Service/*\" -Force</div><br/><div class="code">New-ItemProperty -Path HKLM:\SYSTEM\CurrentControlSet\Control\Lsa\Credssp\PolicyDefaults\AllowFreshCredentialsWhenNTLMOnly -Name Hyper-V -PropertyType String -Value \"Microsoft Virtual Console Service/*\" -Force</div><br/><div class="code">New-ItemProperty -Path HKLM:\SYSTEM\CurrentControlSet\Control\Lsa\Credssp\PolicyDefaults\AllowFreshCredentialsWhenNTLMOnlyDomain -Name Hyper-V -PropertyType String -Value \"Microsoft Virtual Console Service/*\" -Force</div><br/><div class="code">New-ItemProperty -Path HKLM:\SYSTEM\CurrentControlSet\Control\Lsa\Credssp\PolicyDefaults\AllowSavedCredentials -Name Hyper-V -PropertyType String -Value \"Microsoft Virtual Console Service/*\" -Force</div><br/><div class="code">New-ItemProperty -Path HKLM:\SYSTEM\CurrentControlSet\Control\Lsa\Credssp\PolicyDefaults\AllowSavedCredentialsDomain -Name Hyper-V -PropertyType String -Value \"Microsoft Virtual Console Service/*\" -Force</div><br/><div class="code">New-ItemProperty -Path HKLM:\SYSTEM\CurrentControlSet\Control\Lsa\Credssp\PolicyDefaults\AllowSavedCredentialsWhenNTLMOnly -Name Hyper-V -PropertyType String -Value \"Microsoft Virtual Console Service/*\" -Force</div></p>
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