Foreword1 Scope2 References3 Definitions and Abbreviations4 High Level Requirements5 CS QoS in release 19996 QoS Architecture7 Void8 QoS Attribute Mapping9 InterworkingA.1 IntroductionA.2 Example figures 7 Void 23.1073GPPQuality of Service (QoS) concept and architectureRelease 17TS Tools: ARFCN - Frequency Conversion for 5G NR/LTE/UMTS/GSM