Table of Contents
1Introduction
1.1Purpose
1.2Scope
1.3RelatedRecommendations
2References
3Abbreviations
4Methodforavailabilityspecification
4.1DefinitionofAvailability
4.2Availabilitymodel
4.3DefinitionofUnavailabilityEntry/ExitCriteria
4.4Availabilityparameters
4.4.1AvailabilityRatio
4.4.2MeanTimeBetweenOutages
5B-ISDNATMsemi-permanentconnectionportions
6Availabilityperformanceobjectives
6.1AvailabilityRatio
6.2MeanTimeBetweenOutages
AnnexASamplingestimationofB-ISDNATMsemi-permanent
availabilityparameters
A.1In-serviceestimationofavailabilityparameters
A.1.1NetworkperspectiveofSESATM
A.1.2ServiceperspectiveofSESATM
A.2In-serviceestimationofavailabilityparameters
A.2.1Serviceavailabilitysampling
AnnexBRelatedavailabilityparameters
B.1UnavailabilityRatio
B.2OutageIntensity
AnnexCCalculationofend-to-endavailabilityperformance
C.1Purpose
C.2End-to-Endavailabilitycalculations Abstract
Defines network performance parameters, objectives and measurement methods for describing B-ISDN ATM semi-permanent connection availability. The specified parameters and objectives apply to international ATM semi-permanent connection portions delimited by measurement points: National Portions, International Transit Portions and International Interoperator Portions.
