CONTENTS

 1     Scope 
 2     References 
 3     Terms and definitions       
        3.1     Definitions 
        3.2     Acronyms and abbreviations          
 4     NGN release 1 environment overview      
        4.1     Transport functions
        4.2     Network-network interfaces (NNIs)          
        4.3     User profile functions         
        4.4     End-user functions 
 5     NGN release 1 services   
        5.1     Multimedia services           
        5.2     PSTN/ISDN emulation services     
        5.3     PSTN/ISDN simulation services    
        5.4     Data communication services         
        5.5     Public interest aspects        
Appendix I – Service descriptions and use cases    
        I.1        General use cases
        I.2        Business use cases           
        I.3        Medical use cases
Appendix II – Examples of categorization of services    
       II.1     Basic/enhanced services versus service/transport stratum     
       II.2     Unicast/multicast/broadcast versus real-time/non-real-time: General mapping           
       II.3     Business mapping   
       II.4     Medical mapping    
Bibliography