ConstAnswers the current call leg.
Dials a new call leg.
name is written to callName. Event handlers accept one command, a list, or a sequence callback.
Ends a call leg.
name is written to callName. Omit it to end the current leg.
Optionalparameters: HangupParametersPauses the sequence. durationMilliseconds is required by the command.
Builds one call-control command. Each method returns a single command. Pass it wherever a handler accepts one command or a list, including request
commandsand nested handlers such asonFinish.