On cellular networks, the operator retains primary control over the devices operating on its network, but WiMAX will change this.
In traditional cellular networks, the operator retains primary control over the devices operating on its network, with most devices being directly supplied to the subscriber through the operator's retail stores or partners, and pre-provisioned with the operator's software or SIM card.
WiMAX will change this. Subscribers buying a WiMAX-enabled device will be able to choose the device model they prefer and buy it from an operator-independent retailer.
The ability to set different priority levels for subscribers becomes a requirement. Because WiMAX can support a range of applications such as VoIP, videoconferencing, or video on demand (VoD),