This package includes an AddOn to add WebRTC publishing and playback to Wowza Streaming Engine™ media server software (version or later is required). The package also includes HTML examples of how to use the WebRTC HTML5 browser capability with Wowza Streaming Engine. Session information (SDP data) is exchanged between the browser and Wowza Streaming Engine using a WebSocket connection with JSON-formatted data. The current implementation is very simple. This functionality is only supported by browsers that support the WebRTC API.

Further information for on how to implement this AddOn can be found in the Streaming Protocols section of the technical articles here
How to use WebRTC with Wowza Streaming Engine