简介 ................................................................................................................................ 27 特别相关的合同条款摘要 .............................................................................................................. 27 背景 .............................................................................................................................................. 30 原始合同 ................................................................................................................................ 31 期限 ............................................................................................................................................. 32 服务 ............................................................................................................................................. 32 定价 ............................................................................................................................................. 33 基准测试 ............................................................................................................................................. 33 终止 ............................................................................................................................................. 34 2015/2016 协议 ............................................................................................................................. 51 承诺契约 ............................................................................................................................................. 51 条款标题 ............................................................................................................................................. 52 基准测试结算 ............................................................................................................................. 56 救护车结算 ............................................................................................................................................. 57 追偿契约 ............................................................................................................................................. 57 蓝光合同 Umbrella CCN （UCCN1）................................................................................................ 58 站点链接协议 ................................................................................................................................ 58 2017 年协议 ................................................................................................................................ 59 2018 年和 2019 年协议 ................................................................................................................ 60 附录 D：控制权变更谈判的作用 ............................................................................................................. 63