9 Information stored in the HLR

23.1353GPPMulticall supplementary serviceRelease 17Stage 2TS

The following logical states are applicable for Multicall (refer to TS 23.011 for an explanation of the notation):

Provisioning State

Registration State

Activation State

HLR Induction State

(Not Provisioned,

Not Applicable,

Not Active,

Not Induced)

(Provisioned,

Registered,

Active and Operative,

Not Induced)

The HLR shall store:

– The state of Multicall (which shall be one of the valid states listed above) per subscriber.

– The subscription option "maximum number of bearers Nbr_SB" per subscriber:

– This subscription option takes a value in the range (2 – 7).

– The subscription option "maximum number of bearers Nbr_User" per subscriber:

– This subscription option takes a value in the range (1 – Nbr_SB).