SIP Softswitch
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.
Polycom VVX 1500 is a modern multifunctional media device, designed to effectively address business challenges: meetings, conferences or business meetings, control of work, virtual interview or project, just to list some of its possibilities.
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