1   
 Scope  
 2     References  
 3     Terms and definitions        
        3.1     Definitions  
        3.2     Abbreviations and
acronyms           
 4     NGN release 2 environment overview       
        4.1     Transport functions 
        4.2     Network-network
interfaces (NNIs)           
        4.3     User network interfaces (UNIs)      
        4.4     User profile functions          
        4.5     End-user functions  
        4.6     Gateway functions  
 5     NGN release 2 services    
        5.1     Multimedia services (NGN R1 services)      
        5.2     PSTN/ISDN emulation
services (NGN R1 services)           
        5.3     PSTN/ISDN simulation
services (NGN R1 services)           
        5.4     Data communication
services (NGN R1 services)    
        5.5     Public interest aspects
(NGN R1 services)  
        5.6     IPTV services (NGN R2
services)  
        5.7     Enterprise network
services            
        5.8     Converged web browsing
services (CWBS) (NGN R2 service)      
        5.9     USN applications and services (NGN R2 service)   
       5.10     Tag-based identification applications and services
(NGN R2 service)          
       5.11     Managed delivery services
(MDS) (NGN R2 service)        
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