SUPPORT OF SHORT MESSAGE SERVICE OVER INTERNET PROTOCOL (SMSOIP) IN 5G-ONLY DEPLOYMENTS

摘要

Apparatuses and methods for short message service (SMS) delivery are disclosed. In one embodiment, a method implemented in a data management (UDM) node includes receiving, by the UDM node, a registration request from a home subscriber server, HSS, node, the registration request being to register an Internet Protocol-Short Message-Gateway, IP-SM-GW, and the registration request comprising an address of the IP-SM-GW; and optionally, as a result of receiving the registration request comprising the address of the IP-SM-GW from the HSS node, determining message waiting data. In one embodiment, a method implemented in a HSS node includes receiving a registration request; and sending, to a unified data management, UDM, node, the registration request, the registration request being to register an Internet Protocol-Short Message-Gateway, IP-SM-GW, and the registration request comprising an address of the IP-SM-GW.