Fault management is used to detect, isolate, and repair problems in communication networks. Alarms are considered an external manifestation of faults occurring inside the managed network. These faults may affect the network’s hardware and sof

电子商务系统主要分为前台和后台。前台包括产品的展示及会员购物等模块，后台是管理界面，主要包括商品信息、会员信息、订单信息和公告信息的常规设置-E-commerce system is mainly divided into front and back-office. The product' s prospects and members to display modules, the background is the management interface, including p

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