It is a device capturing and controling all the signals, which are being created by the whole system, especially the made and received phone call signals. The device is mostly used for connecting regular phone system with the Internet and backwards.
Kortel has a physical presence in Los Angeles, CA USA and prefers connectivity via VoIP packet interfaces with either H.323 or SIP. This reach minimises, or can even eliminate, the local access circuit cost which all too often becomes the highest cost ite
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