Table of Contents

 1     Scope          
 2     References               
 3     Definitions 
 4     Abbreviations and acronyms             
 5     Rs interface               
        5.1     Overview        
        5.2     Rs reference model    
        5.3     Functional elements and capabilities   
 6     SCE session-specific procedures      
        6.1     Procedures at the PD-PE          
        6.2     Procedures at the SCE               
        6.3     IMS-related SCE procedures   
 7     Protocol specification           
 8     Use of the Diameter base protocol 
        8.1     Securing Diameter messages  
        8.2     Accounting functionality           
        8.3     Use of sessions             
        8.4     Transport protocol      
        8.5     Routing considerations              
        8.6     Advertising application support             
 9     Message specification          
        9.1     Commands     
        9.2     Experimental-Result-Code AVP values               
        9.3     AVPs 
        9.4     Use of namespaces    
10     Security considerations      
Annex A – Support for SIP forking    
        A.1     Support for SIP forking             
Annex B – QoS parameter mapping for SDP    
        B.1     SDP to service information mapping in SCE      
Annex C – Derivation of flow numbers    
        C.1     Purpose and scope     
        C.2     Conceptual framework             
        C.3     Examples        
Appendix I – Mapping of Rs information components    
Appendix II – ITU-T registry for ITU-T defined Diameter attribute-value pairs (AVPs)    
Bibliography