Convergence describes the coming together of hitherto distinct strands of communication and entertainment services – telephony, the internet, television – resulting from the adoption of internet technology by the telecoms industry.

Advances in internet protocol (IP) technology mean virtually any data can be carried reliably and efficiently, allowing network operators to use a single network. It also means any network operator delivering an IP stream to its customers could potentially offer the so-called ‘quadruple play’ of fixed and mobile telephony, broadband and television.