DOCUMENT:Q241428 24-DEC-1999 [iis] TITLE :HTTP Compression Does Not Compress Office Documents PRODUCT :Internet Information Server PROD/VER:winnt:5.0 OPER/SYS: KEYWORDS:kbOSWin2000 ====================================================================== ------------------------------------------------------------------------------- The information in this article applies to: - Microsoft Internet Information Services version 5.0 ------------------------------------------------------------------------------- SYMPTOMS ======== HTTP Compression in Internet Information Services (IIS) version 5.0 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: Q234497 How to Specify Additional Document Types for HTTP Compression Additional query words: iis gzip deflate ====================================================================== Keywords : kbOSWin2000 Technology : kbiisSearch kbiis500 Version : winnt:5.0 Issue type : kbprb Solution Type : kbpending ============================================================================= THE INFORMATION PROVIDED IN THE MICROSOFT KNOWLEDGE BASE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. MICROSOFT DISCLAIMS ALL WARRANTIES, EITHER EXPRESS OR IMPLIED, INCLUDING THE WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL MICROSOFT CORPORATION OR ITS SUPPLIERS BE LIABLE FOR ANY DAMAGES WHATSOEVER INCLUDING DIRECT, INDIRECT, INCIDENTAL, CONSEQUENTIAL, LOSS OF BUSINESS PROFITS OR SPECIAL DAMAGES, EVEN IF MICROSOFT CORPORATION OR ITS SUPPLIERS HAVE BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. SOME STATES DO NOT ALLOW THE EXCLUSION OR LIMITATION OF LIABILITY FOR CONSEQUENTIAL OR INCIDENTAL DAMAGES SO THE FOREGOING LIMITATION MAY NOT APPLY. Copyright Microsoft Corporation 1999.