E8-C用户终端设置错误导致不能拨叫长途电话原因的分析与处理

Analysis and solutions to setup error of E8-C user terminal causeing long distance calls failures

文章主要介绍SS(Soft Switch,软交换)和NGN网络的概念及其网络架构的组成、NGN的概念、SS网络架构中有关SG,TG,AG,IAD等网关设备的功能与作用。并对E8-C设备设置错误导致不能拨叫长途电话原因进行了分析与处理。

The paper mainly introduces the SS（Soft Switch） and the composition of the concept and the network architecture of NGN network. The concept of NGN. SS network architecture in the SG,TG,AG,functions and roles of IAD, gateway equipment; E8-C equipment setup error can not dial long distance call reason analysis and processing, etc.