params): Promise<Call>Dials to the address specified in the to parameter, and returns a Call object if successful.
Dial parameters
The address of the subscriber to dial (like /private/user1).
The HTML container element to inject the Call into.
Optional node ID.
You can manage the DOM yourself by not specifying a rootElement here and using the buildVideoElement function instead.
Also accepts all CallOptions parameters. Parameters passed when dialing will override any matching parameters passed during instantiation.
Promise<Call>
A Call object that describes the ongoing call, and provides handles for controlling it.