Mappers overview

The Registrar uses mappers as it processes third-party REGISTER requests.

Tip For an overview of what mappers are and how they work, please see Mappers in the Sentinel documentation.

Mapper execution points

The Registrar searches for mappers at the following mapper execution points:

Mapper Execution Point Role of mappers at this point

DetermineNetworkOperator

Mapping the first-party register request to the network operator lookup key.

ReceivedRegisterRequest

  • Mapping the first-party register request to fields in session state, to store the third-party register request plus the response that is in the body of the first-party register request.

  • Extracting common identities from the third-party register request plus the response (for public and private IDs).

Cdr

Building an audit Call Detail Record that summarises the actions take by the Registrar.
Tip See the enum com.opencloud.sentinel.mapper.RegistrarMappingPoint in the sentinel-sip-registrar-common module.

For a list of all mappers see: Sentinel Registrar Mappers.

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