Windows Vista’s Auto tuning network feature causes this problem. Windows Vista的自动调谐网络功能的原因这个问题。 So if you are more into copying large files from one computer to another best is to run it off..The auto tuning network feature changes the receive window on the fly off.所以，如果你有更多的进入复制大文件从一台计算机向另一最好是运行它关闭..自动调谐网络功能改变了接收窗口的飞走。 This even sometimes turns the network off.这有时甚至把网络赶走。 It happened with one of my friend.事之一，我的朋友。 Trying to search around , the recommended solution was to turn it off permanently.试图搜索附近，建议的解决办法是把它关掉永久。

To turn this auto tuning network off: 为了扭转这种自动调节网络关闭：

• Run the command prompt in administrative mode 运行命令提示符的管理模式
• pressing ctrl + shift + enter or right click and run as administrator OR right click on command prompt and selecting run as administrator迫切按Ctrl + Shift +输入或点击右键并运行管理员或右击命令提示并选择以管理员身份运行
• To turn auto tuning off type “netsh int tcp set global autotuninglevel = disabled”要打开关闭自动调整型 “ 的netsh整数设置的TCP全球autotuninglevel =禁用”

Now you can copy large files such as movies or windows Xp installation files.现在，您可以拷贝大文件如电影或Windows XP的安装文件。 This should solve your problem.This auto tuning network is new feature in Vista and was not present in XP or before version.这应该解决您的problem.This自动调整网络的新功能在Vista中并没有出现在XP或以前的版本。

Have Your Say 你说

Has anybody seen this problem before.任何人看到了这个问题之前。 If yes is there any alternative method to do it ?如果是没有任何替代方法，以做到这一点吗？

Tags:标签： auto tuning network自动调节网络 , ， large file copy problem大文件复制问题 , ， mapped drive disconnected断开映射驱动器