Recommendation ITU-T F.743.15 (03/2022) Requirements for multi-operator core network enabled multimedia services Summary History FOREWORD Table of Contents 1 Scope 2 References 3 Definitions 3.1 Terms defined elsewhere 3.2 Terms defined in this Recommendation 4 Abbreviations and acronyms 5 Conventions 6 Overview 7 Requirements for multi-operator core network enabled multimedia services 7.1 SCIU functional requirements 7.1.1 SCIU general requirements 7.1.2 Sharing information collection 7.1.3 Sharing information process 7.1.4 SCInfo storage/cache 7.1.5 SCInfo requirements 7.2 MOCN-MS system requirements 7.2.1 General requirements 7.2.2 Network management function 7.2.3 Multimedia application function 8 High level MOCN-MS functional framework Appendix I Scenarios I.1 User moving through MOCNs and unshared networks I.2 MS platform associated with the Operator dedicated SCIU deployed in a MOCN I.3 User moving across different MOCNs Bibliography <\pre>