On the toolbar, click Properties, and then click the Compression tab.
In Destination, click Windows Media server.
In Video and Audio, click the quality settings you want.
In Bit rates, select the bit rates you want to stream at.
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Click Edit, and then click Add. The Add Bit Rate dialog box appears. Type a bit rate you want to include in the MBR stream.
Notes
Select a range of bit rates that you think will meet the playback needs of the audiences you are targeting.
It is not necessary to use MBR encoding for both audio and video in a stream. For example, you can stream audio at one bit rate and have multiple bit rates for the video portion of the stream.
Notes