msc { | |
UE, MME, VLR [label="MSC/VLR"], HSS [label="HSS/HLR"]; | |
UE => MME [label="Attach Request"]; | |
UE box HSS [label="Steps 3..16 of LTE Attach procedure TS 23.401"]; | |
MME box MME [label="Derive VLR Number"]; | |
MME => VLR [label="LU Request"]; | |
VLR box VLR [label="Create SGs Association"]; | |
VLR box HSS [label="MAP/GSUP UL / ISD"]; | |
MME <= VLR [label="LU Accept"]; | |
UE box HSS [label="Steps 17..16 of LTE Attach procedure TS 23.401"]; | |
|||; | |
...; | |
MME <= VLR [label="Paging Request"]; | |
} |