××信息系统项目维护方案(模板)目录一、概述-------------------------------------------------------------------------------------------------------------41
1××信息系统维护外包的重要意义--------------------------------------------------------------------------41
2客户现状---------------------------------------------------------------------------------------------------------51
3××网络拓扑结构---------------------------------------------------------------------------------------------61
4客户需求---------------------------------------------------------------------------------------------------------61
5解决方案---------------------------------------------------------------------------------------------------------6二、服务的维护方法与保障机制-------------------------------------------------------------------------------72
1维护方式及流程---------------------------