The paper introduces the scheme for the reconstruction design of stored program control exchange and production scheduling unit net-working,indicates the implementation ways of the reconstruction scheme from the physical network and relay management data allocation,and points out the digital relay network can promote the safety reliability of the system and achieve expected reconstruction aims.%介绍了程控交换机与生产调度机组网改造设计的方案，从物理组网与中继管理数据配置两个方面论述了改造方案实施的方式，指出采用数字中继组网后，提高了系统的安全可靠性，达到了预期的改造目标。
展开▼
