When you receive an incoming call to your phone number, your other telephones (cell, home phone, car phone) will ring as well and the first one answered will be connected to the caller. Basically the call will be routed to all phone sets, which you will list in simultaneous ring option.
VaxStream Corporation is a Facility-based IP Carrier. This means that we are the service provider and there are no middlemen, so you save "BIG" and get the best in quality.