基于用户面的定位业务技术要求　平台 Technical requirements for secure user plane location service—Platform  ICS  33.030 CCS  M 30   中华人民共和国国家标准 GB/T 44884—2024 2024-11-2 8发布 2025-03-0 1实施     国家市场监督管理总局 国家标准化管理委员会 发 布 目　　次 前言   ·····································································································   Ⅲ 1     范围   ··································································································   1 2     规范性引用文件   ······················································································   1 3     术语和定义   ···························································································   1 4     缩略语   ································································································   1 5     体系结构、业务以及逻辑功能   ·······································································   3      5.1     体系架构   ·························································································   3      5.2     通信模式   ·························································································   6      5.3     业务支持   ·························································································   7      5.4     位置业务功能组   ·················································································   7      5.5     定位功能组   ······················································································   9 6     功能要求   ····························································································   10 7     业务流程   ····························································································   11      7.1     网络始发定位   ···················································································   11      7.2     SET始发定位   ··················································································   11 8     安全策略   ····························································································   11 9     ULP版本协商   ·······················································································   11 10     ULP协议与接口   ···················································································   12      10.1     基本要求   ······················································································   12      10.2     TCP/IP与UDP/IP   ············································································   12      10.3     SIP PUSH   ·····················································································   12      10.4     OMA PUSH   ···················································································   12      10.5     MT SMS   ·······················································································   12      10.6     SET预设   ······················································································   12      10.7     Lup参考点   ····················································································   13 11     ILP协议与接口     ···················································································   14      11.1     基本要求   ······················································································   14      11.2     TCP/IP   ························································································   14      11.3     Llp参考点   ·····················································································   14 参考文献   ································································································   16 GB/T 44884—2024     Ⅰ