PLANET™ next-generation IPX-2500 IP PBX telephony system is easy to set up and manage thanks to a perceptive web-based user interface and quick setup wizard. Since it is an Asterisk-based equipment, the entire benefits of the pre-loaded SIP can be had as any other enterprise-level appliance would come equipped with the feature. The IPX-2500 is able to accept 500 user registrations, and easy to manage a full voice over IP system with the convenience and cost advantages. The equipment is best paired with PLANET color IP phones to get the function going smoothly and to have a seamless connection between the software and hardware.