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ANNEX XQUALITY OF SERVICE PARAMETERS

Quality-of-Service Parameters, Definitions and Measurement Methods referred to in Article 104

For providers of access to a public electronic communications network

PARAMETER(Note 1)DEFINITIONMEASUREMENT METHOD
Supply time for initial connectionETSI EG 202 057ETSI EG 202 057
Fault rate per access lineETSI EG 202 057ETSI EG 202 057
Fault repair timeETSI EG 202 057ETSI EG 202 057

For providers of interpersonal communications services who exert control over at least some elements of the network or have a service level agreement to that effect with undertakings providing access to the network

PARAMETER(Note 2)DEFINITIONMEASUREMENT METHOD
Call set up timeETSI EG 202 057ETSI EG 202 057
Bill correctness complaintsETSI EG 202 057ETSI EG 202 057
Voice connection qualityETSI EG 202 057ETSI EG 202 057
Dropped call ratioETSI EG 202 057ETSI EG 202 057

Unsuccessful call ratio

(Note 2)

ETSI EG 202 057ETSI EG 202 057
Failure probability
Call signalling delays

Version number of ETSI EG 202 057-1 is 1.3.1 (July 2008)

For providers of internet access services

PARAMETERDEFINITIONMEASUREMENT METHOD
Latency (delay)ITU-T Y.2617ITU-T Y.2617
JitterITU-T Y.2617ITU-T Y.2617
Packet lossITU-T Y.2617ITU-T Y.2617

Note 1

Parameters shall allow for performance to be analysed at a regional level (namely, no less than level 2 in the Nomenclature of Territorial Units for Statistics (NUTS) established by Eurostat).

Note 2

Member States may decide not to require up-to-date information concerning the performance for those two parameters to be kept if evidence is available to show that performance in those two areas is satisfactory.