.getSignalDetector(userEndPoint);
try {
ActivityContextInterface dtmfAci = msActivityFactory
.getActivityContextInterface(dtmfDetector);
dtmfAci.attach(this.getSbbLocalObject());
dtmfDetector.receive(Basic.DTMF, connection, new String[] {});
} catch (UnrecognizedActivityException e) {
log.error(e.getMessage(), e);
}
}