We have recently had a case where two SIP trunks we are running with CME has been compromised Simultaneously and we've racked up £££ worth of fraudulent calls.The SIP trunks are provided by Gamma Telecom's IPDC service. Gamma are saying that the C...

Call setup:FXO -> AA now... when a call comes in through the FXO port to the AA and the caller hangs up before making a option etc the call remains in the system. and that FXO port is engaged.any suggestions?