What is the difference between VoIP and IP Telephony?

In recent times there has been a quantum increase in the use of digital communications, both in the business and domestic sectors. Businesses use IP Telephony to reduce their communications costs, improve interactions and service levels with staff and customers and present a better business image to the world at large.

Domestic users can now use VoIP to talk with and see far-flung friends and relatives easily and cheaply over long distances from their smart devices using VoIP capable apps like Skype and WhatsApp. No more expensive long-distance calls.

The terms VoIP and IP Telephony are often used interchangeably to describe digitally based communications.  Are they, in fact, the same thing, or are there technical and non-technical differences?Continue reading