4.4 Description of CAMEL Subscriber Data

23.2783GPPCustomised Applications for Mobile network Enhanced Logic (CAMEL) Phase 4IM CN InterworkingRelease 17Stage 2TS

4.4.1 IP Multimedia CAMEL Subscription Information (IM‑CSI)

This clause defines the contents of the IP Multimedia CAMEL Subscription Information. IM‑CSI data are provisioned in the HSS for subscribers having originating and/or terminating IP Multimedia CAMEL services. This information shall be sent by the HSS to the IM‑SSF via the Si Interface. The IM‑CSI data contains the O‑IM‑CSI, D‑IM‑CSI, and VT‑IM‑CSI.

4.4.1.1 Originating IP Multimedia CAMEL Subscription Information (O‑IM‑CSI)

4.4.1.1.1 gsmSCF Address

Address to be used to access the gsmSCF for a particular subscriber. The address shall be an E.164 number to be used for routeing.

4.4.1.1.2 Service Key

The Service Key identifies to the gsmSCF the service logic that shall apply.

4.4.1.1.3 Default Call Handling

The Default Call Handling indicates whether the IP Multimedia session shall be released or continued as requested in case of error in the IM‑SSF to gsmSCF dialogue.

4.4.1.1.4 TDP List

The TDP List indicates on which detection point triggering shall take place. The following trigger detection points are possible: DP Collected_Info and DP Route_Select_Failure.

4.4.1.1.5 CAMEL Capability Handling

CAMEL Capability Handling indicates the phase of CAMEL which is asked by the gsmSCF for the service.

4.4.1.1.6 CSI Status

The CSI state indicates whether the O‑IM‑CSI is active or not.

4.4.1.1.7 Notification Flag

The notification flag indicates whether changes of the O‑IM‑CSI shall trigger the Notification on Change of Subscriber Data. In order to update the IM‑SSF of IM CSI changes, this flag shall be set to yes.

4.4.1.1.8 DP Criteria

The DP criteria indicate whether the IM‑SSF shall request the gsmSCF for instructions.

4.4.1.2 Dialled Services IP Multimedia CAMEL Subscription Information (D‑IM‑CSI)

4.4.1.2.1 gsmSCF Address

Address to be used to access the gsmSCF for a particular subscriber. The address shall be an E.164 number to be used for routeing.

4.4.1.2.2 Service Key

The Service Key identifies to the gsmSCF the service logic that shall apply.

4.4.1.2.3 Default Call Handling

The Default Call Handling indicates whether the IP Multimedia session shall be released or continued as requested in case of error in the IM‑SSF to gsmSCF dialogue.

4.4.1.2.4 CAMEL Capability Handling

CAMEL Capability Handling indicates the phase of CAMEL which is asked by the gsmSCF for the service.

4.4.1.2.5 CSI Status

The CSI state indicates whether the D‑IM‑CSI is active or not.

4.4.1.2.6 Notification Flag

The notification flag indicates whether changes of the D‑IM‑CSI shall trigger the Notification on Change of Subscriber Data. In order to update the IM‑SSF of IM CSI changes, this flag shall be set to yes.

4.4.1.2.7 DP Criteria

The DP criteria indicate whether the IM‑SSF shall request the gsmSCF for instructions.

4.4.1.3 Terminating IP Multimedia CAMEL Subscription Information (VT‑IM‑CSI)

4.4.1.3.1 gsmSCF Address

Address to be used to access the gsmSCF for a particular subscriber. The address shall be an E.164 number to be used for routeing.

4.4.1.3.2 Service Key

The Service Key identifies to the gsmSCF the service logic that shall apply.

4.4.1.3.3 Default Call Handling

The Default Call Handling indicates whether the IP Multimedia session shall be released or continued as requested in case of error in the IM‑SSF to gsmSCF dialogue.

4.4.1.3.4 TDP List

The TDP List indicates on which detection point triggering shall take place. The following trigger detection points are allowed: DP Terminating_Attempt_Authorised, DP T_Busy, and DP T_No_Answer.

4.4.1.3.5 CAMEL Capability Handling

CAMEL Capability Handling indicates the phase of CAMEL which is asked by the gsmSCF for the service.

4.4.1.3.6 CSI Status

The CSI state indicates whether the VT‑IM‑CSI is active or not.

4.4.1.3.7 Notification Flag

The notification flag indicates whether changes of the VT‑IM‑CSI shall trigger the Notification on Change of Subscriber Data. In order to update the IM‑SSF of IM CSI changes, this flag shall be set to yes.

4.4.1.3.8 DP Criteria

The DP criteria indicate whether the IM‑SSF shall request the gsmSCF for instructions.

4.4.1.4 Other CAMEL Data

4.4.1.4.1 gsmSCF address list for CSI

The gsmSCF address list for CSI indicates a list of gsmSCF addresses to which Notification on Change of Subscriber Data is to be sent. In order to provide Notification on Change of Subscriber Data to the IM‑SSF, the IM‑SSF address shall be included in the gsmSCF address list.

The IM‑SSF address is added to the address list for notification in the HSS as described in clause 4.6.1.2.

The IM‑SSF shall handle the receipt of the Notification on Change of Subscriber Data using the same procedure as that of a gsmSCF.