层三消息

包括：

　　当前网络、位置区和小区的识别消息

　　切换的测量消息和进程消息

　　控制信道结构的描述消息

　　小区可选项消息

　　邻小区小区-Message including the three layers: the current network, location area and the community to identify the message switch message and the process of measuring the structure of the descr iption of Control Channel message message message optional neighborhood community community community