See corresponding alarm apexAlarmQamRfPortFault. This trap is sent on a QAM RF Port basis. Additional Info 1 carries the QAM RF Port number: RF Port 1 = QAM Module 1, RF 1 RF Port 2 = QAM Module 1, RF 2 RF Port 3 = QAM Module 2, RF 1 RF Port 4 = QAM Module 2, RF 2 RF Port 5 = QAM Module 3, RF 1 RF Port 6 = QAM Module 3, RF 2 Additional Info 2 is not used. Additional Info 3 is not used.