Windows NT Option Pack Update for IIS Available for Download (192224)

We strongly recommend that all users upgrade to Microsoft Internet Information Services (IIS) version 6.0 running on Microsoft Windows Server 2003. IIS 6.0 significantly increases Web infrastructure security. For more information about IIS security-related topics, visit the following Microsoft Web site:

http://www.microsoft.com/technet/security/prodtech/IIS.mspx

SYMPTOMS

Microsoft has identified problems in the Windows NT Server Option Pack (NTOP) version 4.0. Specifically, they impact its built-in integrated Web server, Microsoft Internet Information Server (IIS) version 4.0.

The following Internet Information Server version 4.0 Option Pack improvements include, but are not limited to:

The security enhancements discussed in the following articles in the Microsoft Knowledge Base:
188806 : NTFS Alternate Data Stream Name of a File May Return Source

189262 : FTP Passive Mode May Terminate Session
Support for long file names for access restrictions on a file or a folder
IIS 4.0 performance on extension mapping
IIS 4.0 memory performance for mapping log files
IIS 4.0 performance in mapping unmapped data files if memory configuration is low or stressed
The fix for the problem discussed in the following article in the Microsoft Knowledge Base:
185349 : Problems Remotely Accessing W3 or FTP Perfmon Counters

WARNING: The Windows NT Option Pack Update for IIS does not provide support for Visual InterDev 6.0 ASP server-side script debugging. If you install this update, you will not be able to debug ASP pages using the Visual InterDev debugger.

RESOLUTION

To resolve this problem, obtain the latest service pack for Windows NT 4.0. For additional information, click the following article number to view the article in the Microsoft Knowledge Base:

152734 How to Obtain the Latest Windows NT 4.0 Service Pack

For your convenience, the English version of this post-SP3 hotfix has been posted to the following Internet location. However, Microsoft recommends that you install Windows NT 4.0 Service Pack 4 to correct this problem.

ftp://ftp.microsoft.com/bussys/IIS/iis-public/fixes/usa/IISUPD/x86/
ftp://ftp.microsoft.com/bussys/IIS/iis-public/fixes/usa/IISUPD/Alpha/

The symbol files have been posted to the following Internet locations:

ftp://ftp.microsoft.com/bussys/IIS/iis-public/fixes/usa/IISUPD/Symbols/x86/

ftp://ftp.microsoft.com/bussys/IIS/iis-public/fixes/usa/IISUPD/Symbols/Alpha/

NOTE: The above links are one path; they have been wrapped for readability.

HOW TO UNINSTALL THIS FIX

To remove this package, perform the following steps:

Use Windows NT Explorer to go to the folder where IIS is installed (this folder is C:\Winnt\System32\Inetsrv by default).
Double-click Rmiisupd.cmd and then follow the instructions on your screen.

This command script restores your IIS files to the versions you had before installing the IIS Update. You may be required to reboot your computer when the removal is complete.