IMPROVED NON-OPTIMIZED HANDOVER BY LOCKING THE PDN CONNECTION CONFIGURATION

摘要

A call is established at a first network utilizing a first radio technology. The context for the call is locked at the first network. The call is handed over to a second network utilizing a second radio technology. The context is maintained at the first network. The call is handed over back to the first network and utilizes the context from the earlier portion of the call.