Networks

These network pages contain three network diagrams:

Specified the first UMTS 3G networks, incorporating a CDMA air interface

Integrated operation with Wireless LAN networks and adds HSUPA, MBMS, enhancements to IMS such as Push to Talk over Cellular (PoC), GAN.

LTE, All-IP Network (SAE). Release 8 constitutes a refactoring of UMTS as an entirely IP based fourth-generation network.