Expert in Switching, Signalling and Mobile Telephony services including protocols such as MAP, CAP (CAMEL), INAP, SMS, DTAP, SS7, SIGTRAN, Diameter etc... Over 30 years of Telecom expertise of which more than 25 in Mobile telephony. Integration of ESPs and MVNOs particularly welcome. Setting up your virtual mobile telephony network that is optimised from day one is my greatest challenge and I managed to reach that goal whenever the customer was willing to. More info on demand.