RTSP feed: Function to view additional IP cameras during a call (up to 4 streams). This feature is available for v4 monitors and any other SIP devices with a keyboard.
During a call, it is possible to switch between streams by pressing keys 1 through 5. The key "1" corresponds to the stream of the camera of the call panel, the keys from "2" to "5" - to additionally added streams (transmission is done by DTMF RFC2833).
Url: Address of the RTSP stream displayed during the call.