switch core meaning in English

开闭磁心
开关磁心

With the rapid development of computer and communication technology , the main trend is that ngn ( next generation network ) which is based on ip network and soft switch core technology will replace the existing communication networks
随着计算机和通信技术的迅速发展,以ip网络为基础,软交换技术为核心的下一代网络取代现有通信网络已成为业界共识,大势所趋。
In this dissertation , the details about soft switch network architecture are introduced , and the decomposition of gateway in the soft switch network is described in further . then we demonstrate megaco protocol , which is a soft switch core protocol running on wacos access gateway and need a ft / ha implementation , in details
在本文中，论述了软交换网络体系的主要构架及其软交换网络中的网关分解问题，并对将要实现ft ha设计的wacos网关上的一个软交换核心协议一megaco网关控制协议进行了详细阐述。