统一通信系统统一通信系统技术建议书技术建议书 目 录1 项目概述.......................................................................................................................................31.1 统一通信概述....................................................................................................................31.2 统一通信系统建设需求.....................................................................................................31.2.1 功能特性需求..........................................................................................................31.3 企业统一通信系统建设目标.............................................................................................42 统一通信解决方案建议...............................................................................................................52.1 建议组网.............................................................................................................................52.2 IP 地址及域名规划.............................................................................................................52.3 号码规划建议.....................................................................................................................62.4 网络和带宽要求................................................................................................................62.4.1 网络要求..................................................................................................................62.4.2 带宽需求..................................................................................................................73 统一通信解决方案业务功能.......................................................................................................83.1 语音业务列表.....................................................................................................................83.2 高级经理秘书..........................................................................
