Telecoms service providers and businesses are increasingly relying on a single type of network to provide all services including telephony and video conferencing.

The PTT online course which provides a comprehensive introduction to “Voice over IP” (VoIP) has recently been updated to reflect the latest developments in the technology. Apart from introducing VoIP principles and protocols, the course MAB: “Voice over IP” reviews the use of VoIP for fixed line and mobile telephony services.