ETR 138 : 20002
Current
The latest, up-to-date edition.
NETWORK ASPECTS (NA); QUALITY OF SERVICE INDICATORS FOR OPEN NETWORK PROVISION (ONP) OF VOICE TELEPHONY AND INTEGRATED SERVICES DIGITAL NETWORK (ISDN)
Hardcopy , PDF
English
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Foreword
1 Scope
2 References
3 Definitions and abbreviations
3.1 Definitions
3.2 Abbreviations
4 General considerations
5 Voice telephony QoS indicators
5.1 Fault reports per access line per year
5.2 Unsuccessful call ratio
5.3 Call set up time
5.4 Supply time for initial network connection
5.5 Percentage of orders completed on or before the date
confirmed or contracted with the customer
5.6 Response time for operator services
5.7 Availability (i.e. in working order) of card and coin
operated public pay phones
5.8 Fault repair time
5.9 Service restoration
6 ISDN QoS indicators
6.1 For all bearer services
6.2 For circuit mode switched bearer services
6.3 For circuit mode permanent bearer services
6.4 For all packet mode bearer services
6.5 For packet mode switched bearer services
6.6 For packet mode permanent services
Annex A: The five principles for ONP QoS Indicators
Annex B: Relationship between the accuracy of the estimator of
the unsuccessful call ratio and the number of calls to
be observed
History
Enhanced version of ETR 138 to incorporate recent advances in the field of QoS study for ISDN and telephony.
| Committee |
NA 4
|
| DocumentType |
Standard
|
| Pages |
30
|
| PublisherName |
European Telecommunications Standards Institute
|
| Status |
Current
|
| EG 202 009-1 : 1.3.1 | USER GROUP; QUALITY OF TELECOM SERVICES; PART 1: METHODOLOGY FOR IDENTIFICATION OF INDICATORS RELEVANT TO THE USERS |
| TR 102 538 : 1.1.1 | USER GROUP; LIST OF DEFINITIONS AND ABBREVIATIONS |
| TR 101 672 : 1.1.6 | MANAGEMENT SERVICES PROVIDED BY PUBLIC NETWORK OPERATORS (PNOS) OR SERVICE PROVIDERS; REVIEW OF USER NEEDS FOR STANDARDIZATION; TUTORIAL AND RECOMMENDATIONS |
| TR 102 024-7 : 4.1.1 | TELECOMMUNICATIONS AND INTERNET PROTOCOL HARMONIZATION OVER NETWORKS (TIPHON) RELEASE 4; END-TO-END QUALITY OF SERVICE IN TIPHON SYSTEMS; PART 7: DESIGN GUIDE FOR ELEMENTS OF A TIPHON CONNECTION FROM AN END-TO-END SPEECH TRANSMISSION PERFORMANCE POINT OF VIEW |
| TR 101 672-1 : 1.1.5 | MANAGEMENT SERVICES PROVIDED BY PUBLIC NETWORK OPERATORS (PNOS) OR SERVICE PROVIDERS - REVIEW OF USER NEEDS FOR STANDARDIZATION - PART 1: TUTORIAL AND RECOMMENDATIONS |
| EG 202 009-2 : 1.3.1 | USER GROUP; QUALITY OF TELECOM SERVICES; PART 2: USER RELATED INDICATORS ON A SERVICE SPECIFIC BASIS |
| TS 103 222-1 : 1.2.1 | SPEECH AND MULTIMEDIA TRANSMISSION QUALITY (STQ); REFERENCE BENCHMARKING, BACKGROUND TRAFFIC PROFILES AND KPIS; PART 1: REFERENCE BENCHMARKING, BACKGROUND TRAFFIC PROFILES AND KPIS FOR VOIP AND FOIP IN FIXED NETWORKS |
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