HOW TO: Associate MIME Types with Extensions in Exchange 2000 Server (313730)

SUMMARY

This step-by-step article describes how to associate multiple file extensions with a single content type.

Multipurpose Internet Mail Extensions (MIME) is a protocol that extends Simple Mail Transfer Protocol (SMTP) to allow several kinds of data (for example, video, sound, and binary files) to be transmitted by Internet e-mail without having to be translated into ASCII format first.

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View Current MIME Type-to-File Extension Mappings

1. Click Start, point to Programs, point to Microsoft Exchange, and then double-click System Manager.
2. Double-click Global Settings.
3. Right-click Internet Message Formats, and then click Properties.

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Add New MIME Type-to-File Extension Mapping

1. Click Start, point to Programs, point to Microsoft Exchange, and then double-click System Manager.
2. Double-click Global Settings.
3. Right-click Internet Message Formats, and then click Properties.
4. On the General tab, click Add to open the Add MIME Content Type dialog box.
5. In the Type box, type the MIME content type, for example, text/html.
6. In the Associated Extension box, type the file extension to associate with the content type, for example, htm.
7. Click OK.

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Edit an Existing MIME Type-to-File Extension Mapping

1. Click Start, point to Programs, point to Microsoft Exchange, and then double-click System Manager.
2. Double-click Global Settings.
3. Right-click Internet Message Formats, and then click Properties.
4. Double-click the MIME content type mapping that you want to change.
5. Make changes in the MIME Type Properties dialog box, and then click OK.

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Remove a MIME Type-to-File Extension Mapping

1. Click Start, point to Programs, point to Microsoft Exchange, and then double-click System Manager.
2. Double-click Global Settings.
3. Right-click Internet Message Formats, and then click Properties.
4. Select the MIME content type mapping that you want to delete, and click Remove.
5. When you are prompted to confirm the deletion, click Yes.

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