来电显示故障分析与解决方案

Trouble Analysis and Solution of Cal ling Line Identity

正确的来电显示号码,可以帮助用户识别来电人的身份,在接电话前做出充分的准备.就来电号码不正常显示的两种特殊情况(正常呼叫和呼叫前转),详细分析IAI消息,修改相应交换机表格的信令数据,最终使来电显示正常.

Accurate CLID can help the user recognize the identity of the calling pers on and make full of preparations before connection.Wi th the two special cases(normal call and call forward)of abnormal CLID the paper analyzes the IAI message in detail.Ultimately all of the proble ms are resolved after the correlativ e data correction of the switches.