Mumbai university > Comp > SEM 8 > Mobile Communication

Marks: 5M

Year: Revised 2012

• To ensure that systems belonging to different IMT 2000 family members can interoperate to provide seamless global roaming and service delivery.

• MT-RAN interface requires the specifications not only of the physical radio interface but also of layer 2 and layer 3 protocols as well as support some supplication protocol that may be required across this interface.

• In the initial implementation of IMT 2000 family systems operators may prefer to use RAN-CN interface based on existing wireless PCS systems.

• In the initial implementation of IMT 2000 family systems operators may prefer to use RAN-CN interface based on existing wireless PCS systems

• The UIM-MT interface represents the interface between removable user identity module and the mobile terminal.

• The CN-CN interface is key interface for supporting global roaming across networks belonging to different family members.