灾 备 技 术 产 业 联 盟 标 准 T/ ZBLM 0001—2023 电子政务云灾备体系 建设规范 2023 -08-14发布 2023- 09 -14实施 北京信息灾备技术产业联盟 发布 Specifications for the C onstruction of E-government Cloud Disaster Recovery System 全国团体标准信息平台 T/ZBLM 0001 -2023 I 目 录 目 录 ................................ ................................ ................................ ................................ .............. I 前言 ................................ ................................ ................................ ................................ ................ III 1 范围 ................................ ................................ ................................ ................................ .............. 1 2 规范性引用文件 ................................ ................................ ................................ ........................... 1 3 术语和定义 ................................ ................................ ................................ ................................ ... 1 3.1 缩略语 ................................ ................................ ................................ ................................ 1 3.2 术语 ................................ ................................ ................................ ................................ .... 2 3.2.1电子政务云灾备系统 government cloud disaster recovery system ....................... 2 3.2.2分析评定时间点 analysis and evaluation time point ................................ ............. 2 3.2.3检视再分析周期 review reanalysis cycle ................................ ............................... 2 3.2.4风险分析 risk analysis ................................ ................................ ............................ 2 3.2.5任意时间点回退 any point in time ................................ ................................ ......... 2 3.2.6 BIA 业务影响分析 business impact analysis ................................ ......................... 2 3.2.7恢复时间目标 recovery time objective ................................ ................................ .. 2 3.2.8恢复点目标 recovery point objective ................................ ................................ ..... 3 3.2.9降低运行目标 degraded operations objective ................................ ........................ 3 3.2.10网络恢复目标 network rec overy objective ................................ .......................... 3 3.2.11灾难恢复演练 disaster recovery exercises ................................ ........................... 3 4电子政务云系统灾备评估要求 ................................ ................................ ................................ .... 3 4.1风险分析 ................................ ................................ ................................ ............................. 3 4.2分析评定 ................................ ................................ ................................ ............................. 4 4.3业务影响分析 ................................ ................................ ................................ ..................... 4 5电子政务云系统灾备分类分级 ................................ ................................ ................................ .... 4 5.1系统重要性分类 ................................ ................................ ................................ ................. 4 5.2灾难恢复能力分级 ................................ ................................ ................................ ............. 5 6电子政务云灾备方案制定 ................................ ................................ ................................ ............ 5 7技术要求 ................................ ................................ ................................ ................................ ........ 6 7.1总体要求 ................................ ................................ ................................ ............................. 6 7.2电子政务云灾备中心选址要求 ................................ ................................ ......................... 6 7.3物理平台要求 ..............