LTE:EPC

    User Identifiers - IMSI and GUTI

IMSI   A globle id that unique identifies a subscribe.It composed two parts :  PLMN and MSIN , Also you know there is two part of PLMN: MCC and MNC , which is mobile country codes and mobile network (operators?) codes . why do operators need IMSI to unique identifies their subscribers? reasons have three:  first is operator can tell wether allow one access in their network;second is choose what Qos to the subscriber and the Third, charging it according the services rendered to the subscriber.

 

 

 

 

 

 

 

0,LTE-Advanced

1,Carrier Aggregation explained

2,UMTS

posted @ 2014-11-25 15:53  好哥TOP  阅读(278)  评论(0编辑  收藏  举报