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About multicast information files

The Multicast Announcement Wizard creates both an announcement file and a multicast information file. The multicast information file is a Windows Media metafile with an .nsc extension. The multicast information file contains information a player needs to use in order to decode a stream. Before receiving content delivered as a multicast stream, the player must access the multicast information file to extract the following information:

If you make any changes to the publishing point configuration, such as modifying settings for the multicast data writer plug-in or renaming the publishing point, you must use the Multicast Announcement Wizard to create a new multicast information file so that players will be able to connect to your content.

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