重新认识信令DSS1和Q-SIG

Renewed study of DSS1 and Q-SIG

由于历史原因,国内电力行政交换网内设备数量多、机型多、接口复杂、新旧设备共存。最常用的数字中继信令30B+D协议就有多种版本,其中运用最多的版本为DSS1和Q-SIG,30B+D协议多版本并存的局面给我国电力通信建设、网络日常维护和网间互通造成了诸多不便。文章详细介绍在当前电力行政交换网中的30B+D协议中最常用的版本DSS1和Q-SIG,阐述30B+D协议统一版本的必要性和可行性。

Due to some historical reasons, there are too many kinds of equipment in the domestic power system administrative telephone switching network with complicated interfaces and different versions, even in common used digital signaling 30B ＋ D protocol there are many different kinds of version, DSS1 and Q-SIG are the most popular ones among which. The situation that many kinds of 30B ＋ D protocol versions exist in the network brings lots of inconvenience to daily maintenance and construction of the power system telecommunication network. This article expounds the most popular used DSS1 and Q-SIG protocols in detail and advocates the necessity to unify the version of 30B ＋ D protocol.