Rec. ITU-R S.1251 … NETWORK MANAGEMENT … PERFORMANCE MANAGEMENT OBJECT CLASS DEFINITIONS FOR SATELLITE SYSTEMS NETWORK ... 1 Scope 1.1 Introduction to Performance Management (PM) 2 PM requirements list 3 The performance management model 3.1 Description of object classes in the model 4 Inheritance hierarchy for PM object classes 5 Performance management object class definitions in GDMO format 5.1 ITU-T Recommendation Q.822 definitions 5.2 SDH technology specific object classes 5.3 Package definitions 5.4 Attributes 5.5 Supporting ASN.1 Productions 6 Naming hierarchy for PM object classes 6.1 Near end name bindings 6.2 Far end name bindings 6.3 Name bindings for additional satellite multiplex hierarchy performance monitoring points 7 Subordination rules 8 Pointer constraints