Hosted IP PBX

Managed IP PBX

Do it yourself

Broadband VoIP

Description

An outsourced VoIP System

A premise based VoIP system

Premise based VoIP system managed by SMB

An outsourced VoIP system over broadband internet connection

Pros

no upfront capital expenditures or maintenance costs; IP PBX resides offsite and managed by service provider

PBX housed onsite but managed remotely by service provider

complete control over system management, maintenance and support

Predictable monthly expense; easy to implement and begin using

Cons

lack of control; reliance on service provider for maintenance and support

IP PBX resides onsite and is susceptible to power outages or natural disasters

expensive upfront implementation costs and recurring support costs

potential quality of service issues