22.0673GPPenhanced Multi Level Precedence and Pre-emption service (eMLPP)Stage 1TS
For the purposes of the present document, the following definitions apply:
called-party pre-emption: Termination of a call to a particular user when a higher priority call is directed towards that specific user. Called party pre-emption is decided by the User Equipment without interaction of the user.
calling subscriber: Service subscriber which invokes the eMLPP service.
network operator: Entity which provides the network operating elements and resources for the execution of the enhanced Multi‑Level Precedence and Pre‑emption service (eMLPP).
precedence: Precedence is the priority associated with a call.
service provider: Entity which offers the eMLPP service for subscription. The network operator may be the service provider.
service subscriber: Mobile subscriber which subscribes to the eMLPP service. In principle, if a network provides eMLPP service, all users are able to subscribe to this service.
For the purposes of the present document, the following abbreviations apply, in addition to those listed in GSM 01.04 and 3GPP TR 21.905 :
eMLPP enhanced Multi‑Level Precedence and Pre‑emption