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ETSI TS 133 203/5-2020 Digital Cellular Telecommunications System (Phase 2+) (Gsm); Universal Mobile Telecommunications System (Umts); Lte; 3G Security; Access Security For Ip-Based Services (3Gpp Ts 33.203 Version 13.4.0 Release 13)

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标准编号：ETSI TS 133 203/5-2020
标准状态：现行
更新时间：2023-05-09
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