Leissner MVNE/MVNO Mobile Core platform is a suite of mobile core components providing a flexible mobile setup that can be customized to fit any operator that provides mobile services as MVNE or MVNO. Leissner has developed all core elements such as PGW, HSS, OCS, GMSC and IMS using virtual servers and Linux and incorporated all the services needed in a GSM, UMTS, LTE and 5G NSA network. Leissner has a proven track record of interoperability with numerous Mobile Network Operators in different parts of the world. The platform can be delivered as SaaS or as software to be installed in customers datacentres.