METHOD AND APPARATUS TO RESTORE ALWAYS-ON CONNECTIVITY DURING NETWORK HANDOVER

摘要

A method and apparatus to restore always on connectivity to user equipment, the method having the steps of: monitoring whether the user equipment has transitioned to a network that supports concurrent voice and data; performing, upon the monitoring ste p detecting the transition, a routing area update; checking whether the user equipment w as in a voice call at the time of the transition, and if yes, sending a data packet to the network.