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.
3U TELECOM is the subsidiary of 3U TELECOM AG, a long distance provider founded in Germany in 1997 with the dream to offer the lowest priced but highest quality long distance service to residential customers and small businesses.Offering low rates was mad
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