Method and network exposure function entity for facilitating provision of location service

A method in a Network Exposure Function, NEF, entity for facilitating provision of Location Service, LCS, comprising:

• receiving from an Application Function, AF, entity a monitoring event subscription message requesting for location reporting of a current location of a terminal device;
• transmitting to an LCS node a request for a last known location of the terminal device;
• receiving from the LCS node the last known location of the terminal device;
• transmitting to the LCS node a request for setting a geographical fence for the terminal device based on the last known location;
• receiving from the LCS node a location report indicating the current location of the terminal device when the terminal device moves out of the geographical fence;
• and
• transmitting to the AF entity a monitoring event subscription response message containing the current location of the terminal device.

A computer readable storage medium having computer program instructions stored thereon, the computer program instructions, when executed by a processor in a Network Exposure Function, NEF, entity, causing the NEF entity to:

• receive from an Application Function, AF, entity a monitoring event subscription message requesting for location reporting of a current location of a terminal device;
• transmit a monitoring event configuration request to configure location reporting on an Access and Mobility Management Function, AMF, entity;
• receive from the AMF entity a monitoring event indication containing an indication of a cell in which the terminal device is currently located;
• transmit to an LCS node a request for the current location of the terminal device;
• and
• receive from the LCS node the current location of the terminal device;
• and transmit to the AF entity a monitoring event subscription.