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HTTP Compression in Internet Information Services (IIS) does not compress Microsoft Office documents.

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Microsoft Knowledge Base Article

This article contents is Microsoft Copyrighted material.
©2005-©2007 Microsoft Corporation. All rights reserved. Terms of Use | Trademarks

Article ID: 241428 - Last Review: December 3, 2007 - Revision: 2.5

HTTP Compression Does Not Compress Office Documents

This article was previously published under Q241428

SYMPTOMS

HTTP Compression in Internet Information Services (IIS) does not compress Microsoft Office documents.

CAUSE

By default, HTTP Compression for static documents is configured to only compress files with the following extensions:
.htm
.html
.txt

RESOLUTION

HTTP Compression can be configured to include additional document types by modifying the metabase settings for the HTTP Compression filter using ADSI scripts or similar tools. More details are outlined in the following Knowledge Base article:
234497  (http://kbalertz.com/Feedback.aspx?kbNumber=234497/EN-US/ ) How to Specify Additional Document Types for HTTP Compression

APPLIES TO
  • Microsoft Internet Information Services 5.0
  • Microsoft Internet Information Services 6.0
Keywords: 
kbpending kbprb KB241428
       

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