function normalHangup(session) { logNotice("Hangup, reason: " + reason); session.hangup(); } function onPlayFile(session, type, obj, arg) { if (type == "dtmf") { console_log("err", "DTMF digit: [" + obj.digit + "] len [" + obj.duration + "]\n"); } return true; } session.answer(); session.streamFile("/ram/swimp.raw", onPlayFile);