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     Overview  
 7 Requirements         
        7.1 Control function         
        7.2 Channel switching function    
        7.3 Transmission function              
        7.4 Subscriber function   
Annex A – Example of channel switching service    
Bibliography