ITU-T M.130-1989
Operational Procedures in Locating and Clearing Transmission Faults - General Maintenance Principles - Maintenance of International Transmission Systems and Telephone Circuits (Study Group IV) 9 pp

Standard No.

ITU-T M.130-1989

Release Date

1989

Published By

ITU-T - International Telecommunication Union/ITU Telcommunication Sector