19.1.1A Location updating for VCSG
29.0023GPPMobile Application Part (MAP) specificationRelease 17TS
19.1.1A.1 General
The message flow for successful VCSG location updating between VLR and CSS or between SGSN and CSS is shown in figure 19.1.1A/1.
1) MAP_UPDATE_VCSG_LOCATION_req/ind
2) MAP_INSERT_SUBSCRIBER_DATA_req/ind
3) MAP_INSERT_SUBSCRIBER_DATA_rsp/cnf
4) MAP_UPDATE_VCSG_LOCATION_rsp/cnf
Figure 19.1.1A/1: Message flow for VCSG location updating
19.1.1A.2 Procedures in the VLR
The MAP process in the VLR for VCSG location updating for a roaming subscriber is shown in figure 19.1.1A/2.
The MAP process invokes macros not defined in this clause; the definitions of these macros can be found as follows:
Receive_Open_Cnf see clause 25.1.2;
Check_Confirmation see clause 25.2.2;
Insert_Subs_Data_VLR see clause 25.7.2.
19.1.1A.3 Procedures in the SGSN
The MAP process in the SGSN for VCSG location updating for a roaming subscriber is shown in figure 19.1.1A/3.
The MAP process invokes macros not defined in this clause; the definitions of these macros can be found as follows:
Receive_Open_Cnf see clause 25.1.2;
Check_Confirmation see clause 25.2.2;
Insert_Subs_Data_SGSN see clause 25.7.2.
19.1.1A.4 Procedures in the CSS
The MAP process in the CSS to handle a VCSG location updating request from a VLR or SGSN is shown in figure 19.1.1A/4. The MAP process invokes a macro not defined in this clause; the definition of this macro can be found as follows:
Receive_Open_Ind see clause 25.1.1;
Check_Indication see clause 25.2.1;
Check_Confirmation see clause 25.2.2;
Insert_VCSG_Subs_Data_Framed_CSS see clause 19.5A.1.
Figure 19.1.1A/2 (sheet 1 of 2): Process Update_VCSG_Location_VLR
Figure 19.1.1A/2 (sheet 2 of 2): Process Update_VCSG_Location_VLR
Figure 19.1.1A/3 (sheet 1 of 2): Process Update_VCSG_Location_SGSN
Figure 19.1.1A/3 (sheet 2 of 2): Process Update_VCSG_Location_SGSN
Figure 19.1.1A/4 (sheet 1 of 2): Process Update_VCSG_Location_CSS
Figure 19.1.1A/4 (sheet 2 of 2): Process Update_VCSG_Location_CSS