VOIP Phone (IP Phone) in data center room. A PBX (private branch exchange) system allows an organization to manage incoming and outgoing phone calls, as well as internal communication. A PBX is made ...

Of Pingtel’s three open source IP PBXs, we tested SIPxchange Enterprise Communication Server, Version 3.7. Pingtel also has the SIPxNano for fewer than 30 users, as well as a free, downloadable ...

PBX systems manage business calls through hardware or cloud-based VoIP. Traditional PBX requires on-site equipment while cloud PBX offers lower monthly costs.

WAYNE, N.J. — SIPfoundry, a group pushing open-source SIP implementations, has released a binary version of a SIP PBX/proxy server architecture that designers can download and implement in their ...

More and more companies are making the transition to IP-based PBX systems because they offer flexibility and cost savings. In fact, some projections indicate that this year the number of IP PBX ...

PBX vs VoIP: How to Compare and Choose a Phone System Your email has been sent At first glance, PBX and VoIP seem like two very different types of phone systems. But modern technology, like IP PBX, ...

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?

Nortel Networks Ltd. today is unveiling plans to deliver common operating software for its Succession line of IP private branch exchange (PBX) systems and its older Meridian 1 digital voice switches.

Linux-based VoIP box gives a glimpse into vendor’s IP PBX road map. Nortel next month is expected to launch the first in a family of Linux-based IP PBXs that ultimately could save customers money, ...

To recommend the best phone systems for small businesses, our team of expert writers and researchers hone in on the most important factors. We rate providers on value for money – including initial ...