CONTENTS

 1     Scope        
 2     References             
 3     Definitions
        3.1     Terms defined elsewhere      
        3.2     Terms defined in this Recommendation          
 4     Abbreviations and acronyms           
        4.1     Functions      
        4.2     Functional entities    
        4.3     Functional blocks      
        4.4     Other           
 5     Conventions           
 6     Architecture model and concepts    
        6.1     General concepts      
        6.2     IP mobility management selection principles  
        6.3     High level functions  
        6.4     Functional entities    
        6.5     Reference points       
 7     Procedures             
        7.1     Overview of mobility procedures       
        7.2     Network attachment, IP configuration, and mobility location management       
        7.3     Handover     
 8     Security considerations       
        8.1     Security threats         
        8.2     Security requirements           
Appendix I – Architecture reference model    
        I.1               Non-roaming architecture and scenarios
        I.2               Roaming architecture and scenarios       
Appendix II – Mapping between functions defined in Rec. ITU-T Y.2018 and IETF entities    
       II.1     The IETF mobility architectures           
Appendix III – Mapping between Rec. ITU-T Y.2018 and 3GPP functions    
      III.1     Introduction  
      III.2     References    
      III.3     Architectural scenarios           
      III.4     Mapping from 3GPP entities to Y.2018 entities
Bibliography