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针对EWSD交换机只有两个异步V 2 4网管接口 ,不能满足话务、告警和日常维护需要的问题 ,作者对OMT接口进行了技术改进 ,开发出了一种分流器 ,提高了端口的利用率。
There are only two asynchronous V 2 4 NMS interfaces in EWSD switch, which can not meet the needs of traffic, alarm and routine maintenance. The author improved the OMT interface and developed a shunt to improve the port utilization.