CONTENTS

 1     Scope
 2     General
 3     Assessment of network performance from the point of view of maintenance
 4     Major NP parameters for end-to-end measurements
 5     Review of present methods for assessing overall (end-to-end) network performance
        5.1     Test calls methods (intrusive measurements)
        5.2     Service Quality observations (non-intrusive measurements)
        5.3     Considerations of the methods of network performance assessment
 6     General method for the optimization of the Operations and Maintenance (O&M) processes
Annex A – Example of Context Difficulty Index (CDI) in an O&M environment where transmission aspects are predominant
References