ForewordIntroduction1 Scope2 References3 Definitions and abbreviations4 Integration Reference Points (IRPs)4.1 Introduction4.2 Integration levels4.3 Application of IRPs4.4 Defining the IRPs4.5 Void4.6 Mandatory, Optional and Conditional qualifiers4.7 System context for Interface IRPs4.8 Object instance visibilityG.1 PropertyG.2 InheritanceH.1 PropertyH.2 Inheritance 4.5 Void 32.1503GPPIntegration Reference Point (IRP) Concept and definitionsRelease 17Telecommunication managementTS Tools: ARFCN - Frequency Conversion for 5G NR/LTE/UMTS/GSM