Patent ID: 9736747
Date: 2017-08-15
CPC Classifications: H04W

Claim:
1. A method for controlling network handover of a user equipment (UE), the method comprising: obtaining, by a mobile management entity (MME), user type information of the UE from a serving GPRS support node (SGSN), determining, by the MME, whether to perform a handover of the UE during relocation to an evolved universal mobile telecommunication system terrestrial radio access network (eUTRAN), based on the user type information of the UE obtained from the SGSN, in case that the type of the authentication vector is a triplet type, the handover of the UE to the eUTRAN is not performed; and sending, by the MME, an error message to the SGSN in case the MME determines not to perform the handover to the eUTRAN.