Access the Server Manager, and click the Preferences tab.
Click the Create/Edit MIME Types link.
The Create/Edit MIME Types page is displayed showing all the MIME types listed in the proxy’s mime.types file.
Specify the category of the MIME type from the drop-down list. This can be type, enc, or lang. type is the file or application type, enc is the encoding used for compression, and lang is the language encoding.
For more information on the category, see the online Help.
Specify the content type that will appear in the HTTP header.
Specify the file suffix.
File Suffix refers to the file extensions that map to the MIME type. To specify more than one extension, separate the entries with a comma. The file extensions should be unique, that is, you should not map one file extension to two MIME types.
Click the New button to add the MIME type.