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 ...

If you’re thinking about replacing or upgrading your business phone system, you have an important choice to make. Do you want to use a Voice over IP (VoIP) or a Private Branch Exchange (PBX) service?

REDWOOD CITY, Calif. — Line shipments for IP private branch exchange (PBX) are on the rise in 2003, increasing 17% in the second quarter to reach 1.8 million lines, according to a new report released ...

Evolution or revolution? That’s the big decision to make as you move down the convergence path toward voice over IP to the desktop. Established PBX vendors such as Nortel Networks are marshalling a ...

COLORADO SPRINGS, Colo. — The Asia-Pacific region is outpacing North America and Europe in the growth of PBX lines, Dell'Oro Group said in its quarterly report on IP telephony. While North America ...

The report also found that worldwide TDM system revenue fell 11% while IP PBX revenue inched up 1% between the fourth quarter of 2005 and the first quarter of 2006. The combined worldwide revenue for ...

As businesses expand, they typically require a phone system capable of handling more than one call at a time. When you have multiple employees, you want them to be able to make or receive calls as ...

Equipping your business with a phone system rather than a multitude of single-line phones can improve office communication and increase productivity. However, they can be confusing -- especially in ...

I am trying to integrate VoIP into my existing PBX system. I have a Talkswitch 48CVA which supports both PSTN and VoIP lines. My main phone number is a landline which forwards calls to my VoIP line ...