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2. Republishing may fail if RTMP destination server requires specific Flash version.
Symptoms: RTMP handshake fails, the channel is closed with RTMP error in WCS server log.
Solution: specify RTMP subscriber Flash version, either using rtmp_flash_ver_subscriber setting in flashphoner.properties, or rtmpFlashVersion parameter in republishing REST request.
For example, for republishing to Periscope:
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3. RTMP destination server may require specific stream parameters: bitrate, keyframe interval, or framerate.
Symptoms: e.g., Periscope displays warnings about not corresponding to the recommended settings.
Solution: set specific constraints to the source stream (e.g., for audio bitrate) and specify required parameters in republishing REST request (keyFrameInterval and fps).