TERMINAL ACCESS METHOD, ACCESS MANAGEMENT METHOD, NETWORK EQUIPMENT AND COMMUNICATION SYSTEM

摘要

An accessing method of user terminal is provided in the present invention embodiment, which includes that: acquiring the user identification from the user terminal; judging whether the user terminal is legal based on the user identification, if no, refusing the user terminal access, if yes, transmitting the access authentication request carried with the equipment identification and encryption data of the user identification to the network element of the core network; receiving the information from the network unit of the core network, the information includes the access admittance message or the access refused message for the access authentication of the user terminal generated by the network element of the core network according to the equipment identification and the encryption data of the user identification.