4 Supplementary service data management
23.0113GPPRelease 17Technical realization of Supplementary ServicesTS
For the supplementary services that are considered "activated as a result of provision", when the service is provisioned the following applies:
when subscription data is sent from the HLR to the VLR, and
when an interrogation is sent from the HLR or VLR to the MS:
‑ "Provision status" indicators shall be set to "Provisioned";
‑ "Activation status" indicators shall be set to "Active".