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1. (WO2018196503) METHOD FOR PROCESSING AUTHENTICATION INFORMATION, TERMINAL, AND SYSTEM

Pub. No.:    WO/2018/196503    International Application No.:    PCT/CN2018/079448
Publication Date: Fri Nov 02 00:59:59 CET 2018 International Filing Date: Tue Mar 20 00:59:59 CET 2018
IPC: H04W 12/06
Applicants: ZTE CORPORATION
中兴通讯股份有限公司
Inventors: DING, Xiaolei
丁晓磊
Title: METHOD FOR PROCESSING AUTHENTICATION INFORMATION, TERMINAL, AND SYSTEM
Abstract:
Disclosed in the present invention is an method for processing authentication information: when implementing point-to-point protocol PPP dial-up networking, a mobile terminal respectively compares a second access point name APN and second user authentication information acquired during the PPP dial-up networking with a first APN and second user authentication information used by the mobile terminal when registering to the mobile network; when determining that the first APN and the second APN are the same but the first user authentication information and the second user authentication information are different, the mobile terminal issues a request to the mobile network to release a first packet data network PDN connection; and, after the mobile network releases the first PDN connection, the mobile terminal uses the second APN and the second user authentication information to establish a second PDN connection with the mobile network. Also disclosed in the present invention are a mobile terminal and system for processing authentication information.