Editorial Note: We earn a commission from partner links on Forbes Advisor. Commissions do not affect our editors' opinions or evaluations. A private branch exchange (PBX) is a telephone system that ...

ENGLEWOOD, Colo.--(BUSINESS WIRE)--Leading Voice over IP (VoIP) technology provider Vitelity today announced the availability of vMobile, a new service providing full integration between the vMobile ...

A deskphone or portable phone that is designed to connect to an in-house telephone system. See PBX and key system. THIS DEFINITION IS FOR PERSONAL USE ONLY. All other reproduction requires permission.

NEPTUNE, N.J.--(BUSINESS WIRE)--Spectrotel, Inc., a New Jersey-based competitive local exchange carrier (CLEC) serving customers throughout the United States, today announced the launch of the company ...