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指挥部原使用1000门共电交换机,系市月浦电话局下小交换机,自成网络。由于设备与线路陈旧,通话质量差,曾计划投资100万元改造,使厂区4500门话网与指挥部1000门话网并存,需分别支付市话局线路租费、内部话务管理费等,存在不合理支出,有必要实行并网。并网后,以总厂4500门程控电子交换机为中心,
Command originally used a total of 1000 switchboards, the Department of City Yuepu telephone under the small switch, since the network. Due to outdated equipment and lines, the call quality is poor, had planned to invest 1 million yuan to transform, so that the factory area of 4500 and the command line port network coexistence of 1000, respectively, to pay the local telephone line office fees, internal traffic management fees, there Unreasonable expenditure, it is necessary to implement the grid. After the grid connection, it takes 4500 factory-controlled electronic switches as the center,