Microsoft KB Archive/321722

= Content with &quot;Content-Encoding: gzip&quot; Is Always Cached Although You Use &quot;Cache-Control: no-cache&quot; =

Article ID: 321722

Article Last Modified on 11/15/2007

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APPLIES TO

 Microsoft Internet Explorer 5.5 Service Pack 2 Microsoft Internet Explorer 5.5 Service Pack 2 Microsoft Internet Explorer 5.5 Service Pack 2 Microsoft Internet Explorer 5.5 Service Pack 2 Microsoft Internet Explorer 5.5 Microsoft Internet Explorer 5.5 Service Pack 2 Microsoft Internet Explorer 6.0, when used with:  Microsoft Windows XP Home Edition</li></ul>

<ul> Microsoft Windows XP Professional</li></ul>

<ul> Microsoft Windows XP Media Center Edition 2002</li></ul>

<ul> Microsoft Windows XP Tablet PC Edition</li></ul>

<ul> Microsoft Windows XP Professional x64 Edition</li></ul>

<ul> Microsoft Windows 2000 Advanced Server</li></ul>

<ul> Microsoft Windows 2000 Datacenter Server</li></ul>

<ul> Microsoft Windows 2000 Professional Edition</li></ul>

<ul> Microsoft Windows 2000 Server</li></ul>

<ul> Microsoft Windows NT Server 4.0 Standard Edition</li></ul>

<ul> Microsoft Windows NT Server 4.0, Terminal Server Edition</li></ul>

<ul> Microsoft Windows NT Workstation 4.0 Developer Edition</li></ul>

<ul> Microsoft Windows Millennium Edition</li></ul>

<ul> Microsoft Windows 98 Second Edition</li></ul>

<ul> Microsoft Windows 98 Standard Edition</li></ul> </li> Microsoft Internet Explorer 6.0 Service Pack 1, when used with: <ul> Microsoft Windows XP Home Edition</li></ul>

<ul> <li>Microsoft Windows XP Professional</li></ul>

<ul> <li>Microsoft Windows XP Media Center Edition 2002</li></ul>

<ul> <li>Microsoft Windows XP Tablet PC Edition</li></ul>

<ul> <li>Microsoft Windows XP Professional x64 Edition</li></ul>

<ul> <li>Microsoft Windows 2000 Advanced Server</li></ul>

<ul> <li>Microsoft Windows 2000 Datacenter Server</li></ul>

<ul> <li>Microsoft Windows 2000 Professional Edition</li></ul>

<ul> <li>Microsoft Windows 2000 Server</li></ul>

<ul> <li>Microsoft Windows NT Server 4.0 Standard Edition</li></ul>

<ul> <li>Microsoft Windows NT Server 4.0, Terminal Server Edition</li></ul>

<ul> <li>Microsoft Windows NT Workstation 4.0 Developer Edition</li></ul>

<ul> <li>Microsoft Windows Millennium Edition</li></ul>

<ul> <li>Microsoft Windows 98 Second Edition</li></ul>

<ul> <li>Microsoft Windows 98 Standard Edition</li></ul> </li></ul>

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<div class="notice_section">

This article was previously published under Q321722

<div class="symptoms_section">

SYMPTOMS
When you use the &quot;Content-Encoding: gzip&quot; HTTP header, the &quot;Cache-Control: no-cache&quot; header may not work on Internet Explorer version 5.5 Service Pack 2 (SP2) and 6.

<div class="resolution_section">

Internet Explorer 6
A supported hotfix is now available from Microsoft. However, this hotfix is intended to correct only the problem that is described in this article. Apply this hotfix only to systems that are experiencing this specific problem. This hotfix might receive additional testing. Therefore, if you are not severely affected by this problem, we recommend that you wait for the next Internet Explorer 6 service pack that contains this hotfix.

To resolve this problem, submit a request to Microsoft Online Customer Services to obtain the hotfix. To submit an online request to obtain the hotfix, visit the following Microsoft Web site:

http://go.microsoft.com/?linkid=6294451

Note If additional issues occur or any troubleshooting is required, you might have to create a separate service request. The usual support costs will apply to additional support questions and issues that do not qualify for this specific hotfix. To create a separate service request, visit the following Microsoft Web site:

http://support.microsoft.com/contactus/?ws=support

The English version of this fix has the file attributes (or later) that are listed in the following table. The dates and times for these files are listed in coordinated universal time (UTC). When you view the file information, it is converted to local time. To find the difference between UTC and local time, use the Time Zone tab in the Date and Time tool in Control Panel. <pre class="fixed_text">  Date         Time   Version        Size     File name --  16-Aug-2002  10:58  6.0.2720.1600  481,280  Urlmon.dll

Internet Explorer 6 Service Pack 1
Install the Cumulative Security Update for Internet Explorer. To do so, visit the following Microsoft TechNet Web site:

http://www.microsoft.com/technet/security/bulletin/MS03-048.mspx

<div class="status_section">

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

Keywords: kbhotfixserver kbbug kbenv kbfix kbie600presp1fix kbqfe kbie600sp1fix KB321722

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