Network Maintenance Service Performance Agreement (MSPA) Series M: TMN and Network Maintenance: International Transmission Systems Telephone Circuits Telegraphy Facsimile and Leased Circuits Designations and Information Exchange Study Group 4
This ITU-T Recommendation, making reference to the basic principles of the management of the Grade Of network Maintenance Services (GOMS) at the Maintenance Service Customer Contact point (MSCC)', provides to both a Maintenance Service Customer (MSC) and