ISO/IEC 14496-13:2004 specifies:

• The definition, as well as Extension tags, syntax and semantics for an IPMP_Data_BaseClass to support the following functionalities.
  • Mutual Authentication for IPMP tool to IPMP tool as well as IPMP tool to Terminal communication.
  • The requesting by IPMP tools of the connection/disconnection to requested IPMP tools.
  • The notification to IPMP tools of the connection/disconnection of IPMP tools.
  • Common IPMP processing.
  • IPMP tool to/from User interaction.
• Syntax and semantics for the carriage of IPMP tools in the bit stream.
• Syntax and semantics for IPMP information carriage to and from IPMP tools.
• Syntax and semantics for the requesting and transfer of content and IPMP Tools between Terminals as well as extension tags, syntax and semantics to the IPMP_Data_BaseClass ISO/IEC 14496-1 used therein.
• XML syntax and semantics for the description of the environment in which and MPEG-4 Terminal/application is operating.
• A list of registration authorities required for the support of the amended specifications found herein.