ITU-T Recommendation E.724 Telephone network and ISDN. Quality of service, network management and traffic engineering. GOS parameters and target. GOS objectives for in services

CCITT Recommendation E.723 Telephone network and ISDN. Quality of service, network management and traffic engineering. Grade-of-service parameters for signalling system No.7 networks ITU-T Recommendation E.721 Series E: Overall network operation, telephone service, service operation and human factors. Quality of service… Network grade of service parameters and target values for circuit-switched services in the evolving ISDN ITU-T Recommendation E.720 Telephone network and ISDN. Quality of service, network management and traffic engineering. ISDN grade of service concept ITU-T Recommendation E.726 Series E: Overall network operation, telephone service, service operation and human factors. Quality of service, network management and traffic engineering… Network grade of service parameters and target values for B-ISDN ITU-T Recommendation E.728 Series E: Overall network operation, telephone service, service operation and human factors. Quality of service, network management and traffic engineering… Grade-of-service parameters for B-ISDN signalling ITU-T Recommendation E.801 Series E: Telephone network and ISDN. Quality of service, network management and traffic engineering - Quality of telecommunication services: concepts, models, objectives and … Framework for service quality agreement