HLR cache¶
HLR cache - locally stored table with mapping of MSISDN to:
- MCC
- MNC
- IMSI
This table could be imported/exported manually.
Also it's automatically filled on responses from HLR providers for HLR information dipping from Smartswitch.
time - time when this record has been added or updated.
Automatic deletion of obsolete entries in HLR cache could be configured.
In this case time field will be used to determine, is the record obsolete or not.
To this table Smartswitch refers mainly to perform Transformation of E.164 number to MCC-MNC code.
In case if MSISDN has been found in this table - further MCC-MNC lookup is stopped.