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.
AMSTECH COMMUNICATIONS SOLUTIONS
Telecommunication technology is ever changing. Once, the telephone was only available in select locations and hardly anybody had their own personal line. Then the phone became more and more popular and soon it was in nearly every home. Traditional phone n
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