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     Priority traffic – Traffic model and profile specifications           
        6.1     Traffic model 
        6.2     Conventions for abstracted ITU-T H.248 signalling specifications
        6.3     Specification plane: Type of ITU-T H.248 profile              
        6.4     Specification plane: Codepoint space     
        6.5     Specification plane: Further comments  
Appendix I – ITU-T H.248 profiles and Context attributes for priority traffic handling    
        I.1     Status ITU-T H.248 profiles       
        I.2     Discussion of the principal ITU-T H.248 signalling options            
        I.3     IEPS/ETS traffic support: Signalling (Stage 3) solutions    
Appendix II – Potential use cases with IEPS call indicator support    
       II.1     Overview         
       II.2     Use case #A: support of multiple, different IP QoS architectures   
       II.3     Use case #B: IP bearer connection traversing different IP QoS architectures             
       II.4     Use case #C: Priority treatment with more than 16 priority levels  
       II.5     Use case #D: Network monitoring of signalling traffic (here: ITU-T H.248)              
       II.6     Use case #E: National regulations which mandate the use of both IEPS call and priority indicators    
       II.7     Use case #F: Heterogeneous vendor landscape    
       II.8     Summary and conclusions         
Appendix III – Mapping function – Examples    
      III.1     Examples of MGC- and MG-located mapping functions   
      III.2     Complete view on the two mapping functions in series