ArcGIS Video Server is an ArcGIS Enterprise server role that allows you to index, search, publish, and stream video as a service with geospatial and temporal context. The 11.3 release of Video Server has various improvements and features.
- Integration with the queue store to increase stability when simultaneous videos are being published.
 - Enhancements to live stream publishing to support:
 - UDP Unicast and Multicast connections.
 - Fetching or listening to video stream data from RTMP and RTSP protocols.
 - Upgrade support from 11.2 to 11.3 to include any existing video layers.
 - Video layer support in additional client applications to include ArcGIS Pro and ArcGIS AllSource for video playback.