Telexplainer

Easy to understand information about the latest in commercial telecommunications and networking technology

Showing posts with label call switching systems. Show all posts

Showing posts with label call switching systems. Show all posts

Monday, August 13, 2012

How Does a VoIP Call Work?

VoIP telephony is in the process of displacing traditional landlines, include digital trunks such as T1 and ISDN PRI. What is it that is dif...

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