Microsoft KB Archive/894864

= The ISA Firewall service may unexpectedly quit when ISA Server 2000 experiences heavy network traffic =

Article ID: 894864

Article Last Modified on 12/3/2007

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APPLIES TO


 * Microsoft Internet Security and Acceleration Server 2000 Service Pack 2
 * Microsoft BackOffice Small Business Server 2000 Service Pack 1
 * Microsoft Windows Small Business Server 2003 Premium Edition

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SYMPTOMS
When Microsoft Internet Security and Acceleration (ISA) Server 2000 experiences heavy network traffic, the Microsoft ISA Firewall service may unexpectedly quit (crash).



CAUSE
This problem may occur if ISA Server 2000 experiences heavy network traffic from client computers that are configured as SecureNAT clients. In this situation, an access violation may occur during the Wspsrv.exe service.

Note You may experience this problem if you publish a server behind ISA Server 2000 that experiences heavy network traffic.



RESOLUTION
To resolve this problem, click the following article number to view the article in the Microsoft Knowledge Base:

899753 MS05-034: Cumulative security update for ISA Server 2000



STATUS
Microsoft has confirmed that this is a problem in Microsoft Internet Security and Acceleration Server 2000.

Additional query words: kbbug, kbISA2000, kb ISAServSearch, kb ISA2000SP1, kbISA2000SP2

Keywords: kbtshoot kbbug kbfix kbqfe kbfirewall kbsecurity kbpubtypekc kbhotfixserver KB894864

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