Vista Remote Desktop Connection Client Slow Delay or Disconnect When Connect to Windows Server 2003 SP2 x64 Edition RDP Vista的远程桌面连接客户端缓慢，延误或中断时，连接到Windows Server 2003 SP2的x64版本的RDP

For administrators who are using Remote Desktop Connection client in Windows Vista system to remotely connect and control their servers running Microsoft Windows Server 2003 64-bit (x64), the RDP (Remote Desktop Protocol) connections may slow to a crawl and screen refreshes very slow after applying and installing release of为管理员谁是使用远程桌面连接客户端在Windows Vista系统的远程连接和控制他们的服务器运行Microsoft Windows Server 2003 64位（ x64 ） ，的RDP （远程桌面协议）连接可能放缓至抓取和屏幕刷新很慢之后，申请和安装释放 Windows Server 2003 Service Pack 2 (SP2) x64 version在Windows Server 2003的Service Pack 2 （ SP2 ）的x64版本 . 。

Other symptoms for this problem including a long wait or delay for the connection to be established when trying to logon to the remote server, the remote computer display window on local PC refreshes very slowly, login screen shown when connected moves extremely slow.其他症状，对于这个问题，其中包括长期等待或延迟为连接建立时，试图登录到远程服务器，远程计算机上显示窗口对本地的PC刷新速度非常缓慢，登录屏幕显示，当连接的动作极其缓慢。 Subsequently all remote display streaming as if network is congested, where the screen paints the display very slowly.随后所有的远程显示流作为，如果网络挤塞，如油漆屏幕显示非常缓慢。 Occasionally, the Remote Desktop Connection is lost and disconnected, and users have to reestablish remote session.偶尔，远程桌面连接的是失去了和断开，用户必须重新建立远程会话。 The problem doesn’t occur in RDP client on Windows XP and other non-Vista operating system.该问题不会出现在RDP客户端在Windows XP和其他非Vista作业系统。

The cause of the problem is due to advanced network functions in Vista that attempts to tune the network configurations to optimize network transfer speed and make full use of available bandwidth.问题的原因是由于先进的网络功能在Vista中企图以调整网络配置，优化网络传输速度并充分利用可用带宽。

Thus the solution to the Remote Desktop Connection slow issue after installing SP2 in 64-bit Windows Server 2003 is easy.因此，解决远端桌面连线缓慢的问题后，再安装SP2在64位Windows Server 2003的过程非常简单。 It’s by turning off and disabling these network settings.它的关闭和禁用这些网络设置。

There are 2 settings that may affect network tuning - autotuninglevel for有2个设置，可能会影响网络的调整-a utotuninglevel为 Receive Window Auto-Tuning Level接收窗口自动调谐水平 which continually determines the optimal receive window size by measuring the bandwidth-delay product and the application retrieve rate, and adjusts the maximum receive window size based on changing network conditions, and rss for不断确定最优接收窗口大小通过测量带宽时延产品和应用检索率，并调整，最高可接收窗口大小的基础上不断变化的网络条件，和RSS为 Receive-Side Scaling State接收方结垢国家 which allow the network load from a network adapter to be balanced across multiple CPUs.使网络负载从一个网络适配器，以平衡全国多个CPU 。

It’s best to disable these 2 settings for resolution.它的最佳停用这些2设置的决议。 However in most cases, disable autotuninglevel alone will solve most network problems.但在大多数情况下，禁用autotuninglevel仅将解决大部分的网络问题。 To disable these network tuning functions,禁用这些网络微调功能， open elevated command prompt with administrator rights开放提升的命令提示符具有管理员权限 , the type the following commands: ，键入以下命令：

netsh interface tcp set global rss=disabled在netsh界面的TCP设置全球的RSS =禁用
netsh interface tcp set global autotuninglevel=disabled在netsh界面的TCP设置全球autotuninglevel =禁用

Or if you want to combine them into single command, use the following:或者，如果您想结合起来，他们成为单一命令，使用下列内容：

netsh interface tcp set global rss=disabled autotuninglevel=disabled在netsh界面的TCP设置全球的RSS =禁用autotuninglevel =禁用

Reboot the computer after the operation completed.重新启动计算机，手术后完成。 The RDP connection should work faster now.该RDP的连接，应加快工作现在。

IMPORTANT : This is a machine translated page which is provided "as is" without warranty. 重要说明 ：这是一个机器翻译网页是“按原样”提供的担保。 Machine translation may be difficult to understand.机器翻译可能很难理解。 Please refer to请参阅 original English article英文原版的文章 whenever possible.只要有可能。

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