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     Introduction             
        6.1     Overview of content request routing service within MCDN architecture             
        6.2     The relationship of content request routing functions with other MCDN functions        
        6.3     The challenge of CRRS implementation with MEC-enabled CDN user case         
 7     Functional architecture of the content request routing service          
        7.1     Functions and functional blocks within the content request routing service      
        7.2     Functional entities deployment of content request routing service       
        7.3     Enhanced content request routing procedure based on MEC scenario 
        7.4     Content request routing procedure based on application-layer solution             
        7.5     Considerations on security and privacy issues
 8     Reference points   
 9     Mechanism of content request routing/redirection
        9.1     Mechanism of content request scheduling      
        9.2     Mechanism of service load balance    
        9.3     Mechanism of content back-to-source              
Appendix I – Use cases of content request routing procedures over multiple network environments    
Bibliography