Our AAA (Authentication, Authorization, and Accounting) provides authentication function which investigates the legitimacy of users accessing to a wireless network, authorization function which checks a type and bound of services provided to the users, and accounting function which collects a status and amount of network usages during access network. Our AAA supports a high availability, consistency and scalability through the N+1 replication of databases and applications.
AuC (Authentication Center) of ULCSystems creates and delivers authentication vectors related to USIM authentication (AKA, SIM) accessed through 3G, LTE, WiMAX, WiBRO, and WiFi. It is a database system which stores the authentication key information of the users. It decides legitimacy of a user through private key and algorithm shared with device, allows services to legitimate users, and blocks the services in case of illegal users. Our Auc provides its own protocols interfaces to AuC, AAA, HLR, HSS.
OCS (Online Charging System) of ULCSystems is a prepaid accounting system for the 3G/4G/5G, WiMAX, WiBRO, Wi-Fi, and IMS network users. The OCS provides multiple service credit control functions, rating functions according to the client’s demand, and access session management functions regarding to the user’s account balance.
Our OFCS (Offline Charging System) collects accounting information on 3G/4G/5G, WiMAX, WiBRO, Wi-Fi, and IMS, executes Aggregation/Correlation process and transfers the accounting information to billing domain.
SICS (Smart Internet Control System) of ULCSystems collects the usage amount of internet and wired network used Radius/Diameter and processes them. The SICS provides a service control based on the usage amount and real time usage level.
Wi-Fi Service Platform of ULCSystems is a multi-platform providing integrated authentication and various services(advertisement, marketing, survey, and disaster alert) to the users who have access to public or private Wi-Fi zone. This platform is an all-in-one solution abled to provide user authentication, user registration and other services.