What is a PBX Phone System and how does it work?
What is a PBX Phone System? PBX stands for P rivate B ranch E xchange, which is a private telephone network used within a company. Traditional PBXs would have their own proprietary phones, such that there would be a way to re-use these phones with a different system. This means that we either have system-lock-in (we are bound to the same system because changing system means also changing phones, which makes it prohibitively expensive to break away) or vendor-lock-in (we are bound to the same vendor because the phones are only usable with systems from the same vendor, sometimes only within a particular range of systems). Time and Technology however have changed the consumer telephony landscape, with the flag-bearer being the Open-Standards-based IP-PBX. The point of the “IP” in this new era is that the phone calls are delivered using the Internet Protocol as the underlying transport technology. PBX Phone System This image gives us an idea of w
