SS7系统中继同抢处理新方法的研究

Research of Dealing Method to Glare in SS7 System

介绍了中继同抢现象的两种新的处理方法,一种是增加等本端业务层IAM消息的定时器,如果定时内没有收到业务侧的IAM消息则把发生同抢的中继作入中继使用。另一种是不论是否发生在主控中继上本端都要做同抢处理,处理方法是把对端来的呼叫直接接续,本端进行重复试呼。这种方法实现比较简单,同样可以达到解决中继同抢的目的。

The paper describes two new methods to glare in service layer,and the incoming call is processed when timeout. SS7 system. In the first method,a timer is used to wait IAM of According to the second method, the outgoing trunk seize is released and reroute,and the incoming call is processed directly,no matter which signal point controlled glared trunk.