When you connect your Microsoft Windows XP-based computer to a remote server through a virtual private network (VPN) connection, and you use an external firewall device or a network address translation (NAT) device, you may be disconnected after about five minutes.
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Service pack information
To resolve this problem, obtain the latest service pack for Windows XP. For additional information, click the following article number to view the article in the Microsoft Knowledge Base:
322389 (http://support.microsoft.com/kb/322389/) How to obtain the latest Windows XP service pack
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Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section. This problem was first corrected in Windows XP Service Pack 2.
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For additional information about the terminology that is used in this article, click the following article number to view the article in the Microsoft Knowledge Base:
824684 (http://support.microsoft.com/kb/824684/)
Description of the standard terminology that is used to describe Microsoft software updates
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