| Question | Title | Reason for revision | 
  
    | Q.13/9 | Voice and Video IP Applications over cable
      television networks | Extension to the reach of cable networks
      using broadband wireless technologies | 
  
    | Q.14/9 | The extension of cable-based services over
      broadband in Home Networks | Extension to security mechanism, content
      protection mechanisms etc. for the home network | 
  
    | Q.16/9 | Transmission of multichannel analogue and/or
      digital television signals over optical access networks | Extension to the scope related to IP based
      systems | 
  
    | Q.19/9 | IP transport for streaming or transfer of
      very large files containing television and audio signals over contribution
      or primary distribution networks | Extension to cover Internet protocols for
      transmitting extremely large files and the title modified | 
  
    | Q.22/9 | Transmission of Large Screen Digital Imagery
      programmes for contribution and distribution purposes | Revision in conformity with the technology
      studied in ITU-R Q.15-1/6 and clarification of the scope of the Question |