GSM Call Flow MS Terminated Call Procedure Mobile - Originating Call Procedure INTRA_VLR LOCATION UPDATING OR IMSI ATTACH( in old VLR )-GSM Call Flow MS Terminated Call Procedure Mobile- Originating Call Procedure INTRA_VLR LOCATION UPDATING OR IM

gsm mobile communication channel awgn

GSM11.11，SIM卡文件介绍的文档，适用于跟SIM卡开关相关的各种产家参考阅读。-SIM card file documents presented for the SIM card switch with a variety of products related to home reference to read.