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The Evolution and History of Internet Telephony
By admin | July 23, 2009
When internet telephony first began, it was limited to PC to PC use. This required that both users had the software on their computers and that both computers were connected to the internet. Both computers also had to have sound cards, microphones and headphones. You could only to speak to someone who was using a computer. This was because internet phones utilized packet-switched networks and regular phone lines utilized circuit-switched networks. new anger management classes At the time, the technology to connect these two networks was not available, which made it impossible for a PC to call a regular telephone number. PC to PC calls still were quite popular, especially as instant messaging programs became commonplace.
Topics: Technology |