Skip to content

Blog

Migrating from a PBX

Moving off an on-premise system or a Centrex line, and what breaks if you rush it.

September 9, 2026

How to replace an aging PBX

The order that protects your numbers, and the analog stragglers that sink cutovers: the fax line, the alarm panel, the elevator car phone and the door release.

September 9, 2026

On-premise PBX vs a cloud phone system

The real difference is not price, it is which failure is yours to fix. Capital against subscription, who owns the outage, and where a local switch still wins.

September 9, 2026

What is a PBX phone system?

A PBX is the private switch that joined your desk phones to each other and shared a few outside lines between them. What it did, and what the word means now.

September 9, 2026

What to do with your old desk phones

Which handsets can be reused, which are scrap, and the vendor lock most people find out about after canceling the old account. Plus what reuse really costs.

August 22, 2026

Migrating from a PBX or Centrex line, safely

What to inventory before migrating, the order of operations that protects your numbers, and why the deadline the French-language guides cite is not yours.