• ITU-T Rec. Q.772 (1988)
  • 1 General
  • 2 Transaction portion
    • 2.1 Message type
    • 2.2 Transaction IDs
    • 2.3 P-Abort Cause
    • 2.4 User abort information
    • 2.5 Component portion
  • 3 Component Portion
    • 3.1 Component type
    • 3.2 Invoke ID
    • 3.3 Linked ID
    • 3.4 Operation code
    • 3.5 Set (of parameters)
    • 3.6 Sequence (of parameters)
    • 3.7 Error code
    • 3.8 Problem code