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• CCITT Rec. M.250 (11/1988) – USE OF CCITT MAN-MACHINE LANGUAGE (MML) FOR MAINTENANCE
• 1 MML as an instrument of maintenance
  • 1.1 Introduction
  • 1.2 Definition of MML functions
  • 1.3 Although ...
• 2 List of system functions associated with the maintenance of circuits between exchanges
• 3 List of MML functions
• 4 Terminology