The main differences between point-to-multipoint (Standard Access or S/T reference point) and point-to-point (System Access or T reference point) configurations are:
The number of devices that you can plug into the box on the wall
- Point-to-multipoint allows you to connect up to eight separate devices to the box on the wall.
- Point-to-point allows you to connect just one device. This is usually a PBX.
The type of telephone number range that you can use