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.
Callnigeriaonline.com provides Nigerians around the world with the benefits of cost savings and high quality phone calls using Voice over Internet Protocol (VoIP).
Using software on your computer or VOIP routers with your dial-up or broadband interne