Name
StopMonitor() — Stops monitoring a channel
Stops monitoring (recording) a channel. This application
has no effect if the channel is not currently being monitored.
exten => 123,1,Answer()
exten => 123,2,Monitor(wav,monitor_test,mb)
exten => 123,3,SayDigits(12345678901234567890)
exten => 123,4,StopMonitor()