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3.2.5.2 MS-Author-Via Response Header

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The WebDAV server SHOULD respond with the MS-Author-Via response header when a WebDAV client sends an OPTIONS request.<12> The WebDAV server responds with the appropriate information when the following conditions are true:

  • "MS-Author-Via: DAV" The WebDAV server responds with this header when WebDAV is enabled and the FrontPage Server Extensions protocol is not enabled.

  • "MS-Author-Via: MS-FP/4.0" The web server responds with this header when the FrontPage Server Extensions protocol is enabled and WebDAV is not enabled.

  • "MS-Author-Via: DAV,MS-FP/4.0" The WebDAV server responds with this header when both WebDAV and the FrontPage Server Extensions protocol are enabled, and WebDAV is preferred over the FrontPage Server Extensions protocol.

  • "MS-Author-Via: MS-FP/4.0,DAV" The WebDAV server responds with this header when both the FrontPage Server Extensions protocol and WebDAV are enabled, and the FrontPage Server Extensions protocol is preferred over WebDAV.

  • "MS-Author-Via: Token,DAV" The WebDAV server responds with this header when both the WebDAV and an extensible token are enabled.