联通短信网关协议，短信网关ISMG全称Internet Short Message Gateway，主要是为了解决各网络、各运营商之间的短信互通和SP的接入问题。它为应用单位收发短信而提供的一个动态数据交换平台系统。-Unicom SMS Gateway Protocol ISMG full name of the Internet Short Message Gateway, SMS Gateway In order to solve various network SMS interwork

电信最新ISMP ISAG SP连接的源码。-Telecommunication latest ISMP ISAG SP connected source.

该源码是用来连接电信ISMP平台源码，对开发ISMP平台的程序员可以参考一下-The source is used to connect telecommunications ISMP source platform