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.
Logtech is a leading provider of VoIP Telephony solutions as well as ITSP integration of Telephony for the next generation telecommunication services for the enterprises, SOHO, resident and more.