Tech-invite 3GPPspace IETFspace

21 22 23 24 25 26 27 28 29 31 32 33 34 35 36 37 38 4‑5x

Content for TS 23.085 Word version: 18.0.0

0… 1…

1.1 Handling of Closed User Group 1.2 Functions and information flows 1.3 Information stored in the HLR 1.4 Information stored in the VLR 1.5 Handover 1.6 Cross phase compatibility

1 Closed user group (CUG) p. 6

1.1 Handling of Closed User Group p. 6

1.1.1 Mobile Originated (MO) CUG call handling p. 6

1.1.1.1 MO CUG call handling at the MSC p. 7

1.1.1.2 MO CUG call handling at the VLR p. 7

1.1.2 Mobile Terminated (MT) CUG call handling p. 7

1.1.2.1 MT CUG handling at the GMSC p. 7

1.1.2.2 MT CUG handling functions at the HLR p. 7

1.1.2.3 MT CUG handling functions at the MSC p. 8

1.1.2.4 MT CUG handling functions at the VLR p. 8

1.1.3 CUG subscriber roaming requirements p. 8

1.1.4 CUG interworking requirements p. 9

1.1.4.1 Non-CUG GSM PLMNs p. 9

1.1.4.2 Interworking to Non-CUG networks p. 9

1.1.5 Supplementary service interactions p. 9

1.1.5.1 Interaction with Call Forwarding p. 9

1.1.5.2 Interaction with call waiting p. 9

1.1.5.3 Interaction with Anonymous Call Rejection p. 10

1.2 Functions and information flows p. 10

1.2.1 Functions p. 10

1.2.2 Information flows p. 12

1.3 Information stored in the HLR p. 18

1.4 Information stored in the VLR p. 19

1.5 Handover p. 19

1.6 Cross phase compatibility p. 20

1.6.1 MSC, VLR only support phase 1 p. 20

1.6.2 GMSC only supports phase 1 p. 20

$ Change history p. 21