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• ITU-T RECOMMENDATION i.231.7 (1988)
• 7 I.231.7 - Circuit-mode 1536 kbit/s unrestricted, 8 kHz structured bearer service category
  • 7.1 Definition
  • 7.2 Description
  • 7.3 Procedures
  • 7.4 Network capabilities for charging
  • 7.5 Interworking requirements
  • 7.6 Interaction with supplementary services
  • 7.7 Attributes and values of attributes of the circuit-mode 1536 kbit/s unrestricted, 8 kHz structured bearer service category
  • 7.8 Provision of individual circuit-mode 1536 kbit/s unrestricted, 8 kHz structured bearer services
  • 7.9 Dynamic description