Via constructing message receiving and resolving process for IEC104, data communication command and store switch (gateway operation) were designed, implemented and integrated.
通过构造IEC104报文收发和解析流程，设计、实现并集成了基于双环冗余网的数据通信信令和存储交换（网关操作）机制；
Soft Switch and SIP that is mainstream application protocol in NGN are studied. The structure of SIP message and process of building connection are introduced, a SIP stack model is set to program.
其次，对SIP这个NGN软交换的核心协议进行深入的研究，分析SIP消息包的结构，理解SIP协议中规定的通信连接流程和状态机维护过程，建立了一个遵循协议规定的SIP协议栈模型。
The tags attach to the "on" switch of genes which starts the message-manufacturing process.
这些标记附着在启动信息制造过程的基因的“开”开关上。
应用推荐