The teleconference is the reunion amongst people who are physically far away from one another with the objective of transmitting information that can be audio, video or even files with nowaday’s technological advancements, from one place to another and reproduce it in such a way that it creates an atmosphere of a true reunion between them.

In the 70s very important technological advancements were produced because many different providers of telephone networks changed the system of network transmission to digital transmission and at the same time the revolution of the computer industry was beginning and with it the increase in capacities of speed and processing of data. After it came the satellite and the optic fiber which nowaday are the most used in general telecommunications worldwide.