| 摘要 |
A method and apparatus for determining handover (HO) signaling in a communications network. The method of the present invention examines the International Mobile Subscriber Identity (IMSI) of a user equipment (UE) during HO and, based on the examination, determines whether Single Radio Voice Call Continuity (SRVCC) or circuit switched (CS) over Long Term Evolution (LTE) using a Generic Access Network Controller (GANC) should be used in the HO.
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