Article ID: 931130 - View products that this article applies to.
Important This article contains information about how to modify the registry. Make sure that you back up the registry before you modify it. Make sure that you know how to restore the registry if a problem occurs. For more information about how to back up, restore, and modify the registry, click the following article number to view the article in the Microsoft Knowledge Base:
(https://support.microsoft.com/kb/256986/ )Description of the Microsoft Windows registry
When you use an FTP client to download a large file from an FTP server, you receive an error message that resembles the following:
This problem occurs if the following conditions are true:
Connection closed by remote host
This problem occurs because the Routing and Remote Access service and the Application Layer Gateway service use the Lpnat.sys driver to create a time-out value that is 60 seconds for TCP port mappings. However, the original time-out value for TCP port mappings is 24 hours.
To work around this problem, use one of the following methods.
Method 1Stop the Application Layer Gateway service if you do not have to use the service.
Method 2Warning Serious problems might occur if you modify the registry incorrectly by using Registry Editor or by using another method. These problems might require that you reinstall the operating system. Microsoft cannot guarantee that these problems can be solved. Modify the registry at your own risk.
Change a registry value to affect the behavior of Application Layer Gateway service on the FTP Server. To do this, follow these steps:
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
Article ID: 931130 - Last Review: January 26, 2007 - Revision: 1.2