Table of Contents

 1     Scope  
 2     References 
 3     Definitions 
        3.1     Terms defined elsewhere  
        3.2     Terms defined in this Supplement
 4     Abbreviations and acronyms       
 5     Conventions     
 6     Signalling requirements and scenarios    
        6.1     SDN-enabled network      
        6.2     SDN-enabled overlay network     
        6.3     SDN controller related requirements and scenarios          
        6.4     Software-defined mobile network
 7     Signalling model 
 8     Description of interfaces in the signalling model
        8.1     Sa     
        8.2     Sn     
        8.3     Sew  
        8.4     Ss     
        8.5     Sma  
        8.6     Smo  
        8.7     Smc  
        8.8     Smn  
 9     Signalling protocol procedures    
        9.1     Procedure for VM live migration  
Appendix I – Scenarios and corresponding requirements of Ss for seamless handover    
        I.1        IEEE 802.21 media independent service (MIS)
        I.2          Signalling protocol procedures   
Appendix II – Development methodology of this Supplement    
Bibliography