denyCall()

call.denyCall() is used to deny an incoming call, like pressing the red button on mobile phone when it is ringing.

It sends a "busy" message to the caller.

None.

Nothing.

call.denyCall() raises event wrtc.onDenied()

When denying a call it is important to call denyCall() of the correct call object. Usually a "Deny" button is displayed by wrtc.onIncomingCall() function and when user klicks on the button denyCall() is called. To be able to call denyCall() of the correct call object you need to use the call.nam property:

wrtc.onIncomingCall = function(call) {
    ...
    stus.innerHTML = "<input type=\"button\" value=\"Deny\" onclick=\"" + call.nam + ".denyCall()\" />";
    ...
}

call.nam

wrtc.onIncomingCall()