This is a method of providing a phone service to people over the Internet. This type of service moves the traditional phone switch off site and allows more than one company to use a particular switch.
The Digium D70 is a phone capable of providing HD quality of voice and PoE, it comes with six line keys and ten digital, rapid dial buttons providing status information in real time and additionally a field indicators of a busy lamp for one hundred of your most valuable contacts. The D70 is created for executives and administrators, it was built specially for Switchvox phone system ans Asterisk.