Problems with a Flood of Sockets for Primary NAT Connections (313342)


The information in this article applies to:

  • Microsoft Internet Security and Acceleration Server 2000
This article was previously published under Q313342

SYMPTOMS

Under Internet Security and Acceleration (ISA) Server stress testing that lasts for an extended period of time, or under similar deployment conditions where there is a continuous and high amount of traffic (TCP or UDP) that utilizes the Secure-NAT functionality of ISA Server, the ISA Server computer may appear to stop responding (hang). When this occurs, the Firewall service may show 100 percent CPU utilization, you may receive an access violation error message in the Firewall service, or you may receive an error message on a blue screen.

RESOLUTION

To resolve this problem, obtain the latest service pack for ISA Server 2000. For additional information about how to obtain the latest ISA Server service pack, click the article number below to view the article in the Microsoft Knowledge Base:

313139 How to Obtain the latest Internet Security and Acceleration Server 2000 Service Pack

STATUS

Microsoft has confirmed that this is a problem in the Microsoft products that are listed at the beginning of this article.

This problem was corrected in ISA Server 2000 SP1.
Modification Type:MajorLast Reviewed:5/8/2002
Keywords:kbenv kberrmsg kbISAServ2000sp1fix kbnetwork kbprb KB313342
©2002 Microsoft Corporation. All rights reserved.