With VoIP or Voice over Internet protocol becoming more widely used there are two main contenders for the most effective provision of wireless broadband to service the sector. Inetrnet enabled PABX systems are now commonplace in business for thier cost saving functions.
Wifi is a tried, tested and stable platform for wireless Internet access and widely used the world over.
WiMax serves several functions in wireless connectivity, but it was largely created to provide last-mile broadband connection to homes and businesses.
WiMax has a much greater range than WiFi but is far more expensive to set up and maintain.
WiMax also has some benefits over WiFi in terms of connection quality but service and delivery are slow to roll out.