软交换是大家发展未来网络的一致目标 关于固定电话的发展,软交换是大家一致的目标。从目前的传统电路交换网络和未来网络的对比中可以看出,中国电信的网络设备,网络功能还比较封闭,业务的开发还需要借助厂商的专业系统,整个网络的建设和维护成本比较高,网络升级也比较困难。因此,对于中国电信的固定电话网来说,为了降低 Softswitch is a consistent goal for everyone to develop a future network. With regard to the development of fixed-line phones, softswitch is a consistent goal. From the comparison between the traditional circuit-switched network and the future network, it can be seen that the network equipment and network functions of China Telecom are still relatively closed, and the development of the business needs the help of the professional system of the manufacturer. The cost of building and maintaining the entire network is relatively high, Network upgrade is also more difficult. Therefore, for China Telecom’s fixed telephone network, in order to reduce