Audit of Mobile Telephony Networks in Cote d'Ivoire: QOS Analysis
Telecommunications in Cote d'Ivoire underwent an audit of the quality of mobile telephony networks, specifically focusing on 2G and 3G services. The report highlights the regulatory framework, key operators, subscriber statistics, financial data, and operator obligations to ensure service quality and customer satisfaction.
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FORUM ON THE STANDARDIZATION IN AFRICA (Dakar, Senegal, March 24-25 2015) AUDIT OF THE QOS OF MOBILE TELEPHONY NETWORKS 2G/ 3G: THE CASE OF COTE D'IVOIRE Fabrice KOUHON Derou, Chef de service de la Quality de Service, Autorit de Regulation des T l communications/TIC de C te D Ivoire Kouhon.derou@artci.ci DAKAR, Senegal, 24 - March 25, 2015
Summary Telecommunications Environment I. Mobile telephony in Cote d'Ivoire II. Audit of the QOS of mobile telephony networks 2G/ 3G III. DAKAR, Senegal, 24 - March 25, 2015
Telecommunications Environment ORDONNANCE DECRET LOIS Ordinance N 2012-293 of 21 march 2012 on telecommunications and Information and communications Technologies Decree n 2013-302 of 02 may 2013 setting the specifications contents of individual licences ; the authorization for the establishment and operation of telecommunications networks /ITC and the delivery of telecommunications services. Act relating to electronic transactions, protection of private data and fight against cybercriminality. LEGAL INSTITUTIONAL FRAMEWORK MOBILE TELEPHONY FIXED TELEPHONY SAV PROVIDERS IAP MEDIASOFT ORANGE COTE D IVOIRE TELECOM AFNET PREMIUM MTN ALINK AROBASE TELECOM/MTN INTERACTIVE MOOV IZINET ACTORS YOOMEE COMIUM VIPNET GREENN CI2M (AVISO) NIAMOUTIE TELECOM DAKAR, Senegal, 24 - March 25, 2015
MOBILE TELEPHONY IN CI 2G networks: 6 Operators ATLANTIC TELECOM CI COMIUM CI MTN CI NIAMOUTIE TELECOM ORANGE ORICEL CI 3G networks: 3 Operators ATLANTIC TELECOM CI MTN CI ORANGE CI - - - - - - - - - PARK OF SUBSCRIBERS: 22,104,575 TURNOVER 2014:783,888,154,000 FCFA Source: http://www.artci.ci/images/stories/pdf/rapport_activite/stat_4eme_trim_2014.pdf DAKAR, Senegal, 24 - March 25, 2015
OBLIGATIONS OF OPERATORS Specifications (1/2) Aspects du service Continuit de service Crit res Indicateurs Objectif Source indisponibilit Taux d indisponibilit des stations de base par mois (> 1heure par jour) Taux d appels aboutissant une communication exploitable, en zones r put es couvertes Taux d appels maintenus sur une dur e minimum de 2 mn Taux de communications parfaites de bout en bout Percentile 95% <0,1% Audit/ op rateur Fonctionnement Accessibilit voix Villes >98% Axe >95% Audit ou data Maintien Villes >95% Axe >90% Echelle MOS (4 niveaux) 6 s intra r seau 8 s inter r seau 10 s international >2/3 du d bit annonc sans tre inf rieur 512 Kbits/s >95% Audit Qualit auditive Audit D lai d aboutissement voix ou data Audit D bit efficace Data Percentile 95% Audit Service op rateur Accessibilit Taux d appels au centre d appels aboutissant dans un d lai de 20s Percentile 95% Audit /op rateur Audit D lai de prise en compte par un op rateur Exactitude 1 mn Facturation Taux de communications non correctement factur es Taux de r clamations clients par mois 0% Audit R clamations < 0,1% op rateur ? DAKAR, Senegal, 24 - March 25, 2015
OBLIGATIONS OF OPERATORS Specifications(2/2) Obligations relating to the data throughput rate 30 Kbits/s in 2G 512 Kbit/s in 3G Obligations relating to the quality of the signal RxQual: 96% measured must be less than or equal to 4. Error Rate in interference: -16db<EC/I0 Error Rate in transport: redoubled<10 Coverage Obligations of the population Obligations per stratum Obligations on network availability In an area deemed covered, the probability that mobile services are available for a user. Penalties defined in the CDC in case of breaches DAKAR, Senegal, 24 - March 25, 2015
AUDIT OF THE QOS Objectives: Check the conformity of the indicators of quality of services Reflect the image of the quality of service such as the one that is felt by the customer Make a comparative study of the QoS/QoE offered by the operators Periodicity: Half-yearly DAKAR, Senegal, 24 - March 25, 2015
AUDIT OF THE QOS The measurement protocol THE ARTCI sets with all the operators the measurement protocol that will be applied during the campaign. It contains: The types of networks and the operators to be audited The audited services The modes of measurement The geographical areas for Measurement The prerequisite to the campaign The mesured indicators and their reference thresholds The penalized indicators The mode of classification The mode of publication - - - - - - - - - Background: Texts and regulations in force (CDC, ITU, ETSI etc. . ), Good practices observed DAKAR, Senegal, 24 - March 25, 2015
AUDIT OF THE QOS The measurement protocol (Audit 2014) Types of networks and operators to be audited: 2G/ 3G, all operators The audited services - - R SEAU? 2G? R SEAU? 3G? TYPE? DE? SERVICE? TYPE? DE? MESURES? Service? voix? (appel)? Service? de? message? court? (SMS)? ? Service? de? messagerie? multim dia? (MMS)? Service? de? transmission? de? donn es? (http,? FTP,? streaming? video)? Service? ? de? ? visiophonie? Facturation? des? services? annonc e? par? les? op rateurs? Messagerie?vocale?(v rification?du?d lai?tampon?de?3? secondes)? ? ? ? ? ? ? INCAR/INDOOR/OUTDOOR? INDOOR/OUTDOOR? ? ? ? ? ? ? ? ? ? OUTDOOR? ? Service? client? (centre? d appel? SAV)? ? ? ? ? The mode of measurement : , INDOOR/IN CAR/OUTDOOR 2G/ 3G/ DUAL MODE - DAKAR, Senegal, 24 - March 25, 2015
AUDIT OF THE QOS The measurement protocol (Audit 2014) The modes of action: INDOOR/IN CAR/OUTDOOR The MultiMedia services/Internet - Videophony: The principle of videophony measurement is to assess the ability of a subscriber to access the network, to maintain its communication for a duration of 2 minutes and talk properly to his/her interlocutor in covered areas where the network of the 3G operator is available Successive calls to 120s with an idle length of 30s MMS: The principle of MMS measurement is to assess the possibility for sending an MMS and a good receiving in a reasonable time, without error. Issuing of MMS text+image of 20kb successive DATA: The principle of the DATA measurement is to assess the possibility for downloading a data file and its good receiving in a reasonable time, without error or for navigating easily on a web site or even for watching a streaming video easily and without interruption FTP UL/DL to an FTP server via Dongle and Smartphone HTTP Browsing toward the most famous of reference sites Streaming from a server DAKAR, Senegal, 24 - March 25, 2015
AUDIT OF THE QOS The measurement protocol (Audit 2014) The measured indicators and their reference thresholds - INDICATEUR? DU? SERVICE? DE? TRANSFERT? DE? DONNEES? SEUILS? DE? REFERENCE? INDICATEUR? DU? SERVICE? DE? VISIOPHONIE? SEUILS? DE? REFERENCE? Tc_visio? <=? 2? %? ? ? -->? Bon? Taux? de? connexion? de? donn es? tablies? dans? un? d lai? de? 10? s? (Tcd)? Tcd? >=? 95%? -->? Bon? 90%? <=? Tcd? <? 95%? -->? Acceptable? Tcd? <? 90%? -->? Mauvais? Ted? <=? 2%? -->? Bon? 2%? <? Ted? <=? 5%? -->? Acceptable? Ted? >? 5%? -->? Mauvais? Tdd? =? 0? -->? Bon? 2%? <? Tc_visio? <? 5%? --->? Acceptable? en? ville? 2%? <? Tc_visio? <? 10%? ? -->? Acceptable? sur? les? axes? routiers? Tc_visio? >=? 5%? -->? Mauvais? Tc_visio? >=? 10%? -->? Mauvais? sur? les? axes? routiers? Taux? de? coupure? d appel? visio? (Tc_visio)? Taux? de? connexions? de? donn es? bloqu es,? chou es? et? interrompues? (Ted)? Te_visio? <? 2? %? ? -->? Bon? en? ville? Te_visio? <? 5? %? ? -->? Bon? sur? les? axes? routiers? 2%? <? Te_visio? <=? 5%? ->? Acceptable? Taux? de? d bit? moyen? en? uplink? et? en? downlink? (Tdd)? inf rieur? ? 512? kb? /s? en? 3G? et? ? 30? kb/s? en? 2G? Taux? de? blocage? et? chec? d appel? visio? (Te_visio)? Tdd? >? 0? -->? Mauvais? Tdrd? <=? 5%? -->? Bon? 5%? <? Tdrd? <=? 10%? -->? Acceptable? Tdrd? >? 10%? -->? Mauvais? Taux? de? connexion? de? donn es? avec? d bit? r el? inf rieur? ? 2/3? du? d bit? annonc ? (Tdrd)? Te_visio? >? 5%? --->? Mauvais? Tq_visio? <=? 2? %? ? ->? Bon? 2%? <? Tq_visio? <=? 5%? ->? Acceptable? Taux? de? communication? visio? ? de? mauvaise? qualit ? d image? et? auditive? (Tq_visio)? ? Tq_visio? >? 5%? ->? Mauvais? Tbd_visio? ? >=? ? 95? %? -->? Bon? INDICATEUR? DU? SERVICE? MMS? SEUILS? DE? REFERENCE? Taux? d appels? visio? tablis? dans? les? bons? d lais? (Tbd_visio)? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? 6s? intra? r seau,? 8s? inter? r seau? et? 10s? international? TS? >? 98? %? ? -->? Bon? ? 95%? <? TS? <=? 98%? -->? Acceptable? TS? <=? 95%? -->? Mauvais? ? TR60? >? 95%? -->? Bon? 90%? <? TR60? <=? 95%? -->? Acceptable? TR60? <? 90%? -->? Mauvais? TR90? >? 95%? -->? Bon? 90%? <? TR90? <=? 95%? -->? Acceptable? 90%? <=? Tbd_visio? <? 95%? ->? Acceptable? Taux? de? MMS? mis? et? re us? avec? succ s? (TS)? Tbd_visio? <90%? ->? Mauvais? ? Taux?de?MMS?correctement?re us?en?intra-r seau? dans? un? d lai? inf rieur? ? 60s? (TR60)? ? Taux?de?MMS?correctement?re us?en?inter-r seau? dans? un? d lai? inf rieur? ? 90s? (TR90)? TR90? <? 90%? -->? Mauvais? Der? <=? 30s? -->? Bon? 30s? <? Der? <=? 60s? -->? Acceptable? Der? >? 40s? -->? Mauvais? DAKAR, Senegal, 24 - March 25, 2015 D lai?moyen?d mission?et?de?r ception?des?MMS? (Der)? ?
AUDIT OF THE QOS The measurement protocol (Audit 2014) The measured indicators and their reference thresholds - INDICATEUR? DU? SERVICE? VOIX? SEUILS? DE? REFERENCE? INDICATEUR? DU? SERVICE? SMS? SEUILS? DE? REFERENCE? Tc? <? ? 5? %? ? -->? ? Bon? en? ville? Tc? <? 10%? ? -->? ? Bon? sur? les? axes? routiers? 5%? <=? Tc? <? 10%? ? -->? Acceptable? en? ville? 10%? <=? Tc? <? 15%? ? -->? Acceptable? sur? les? axes? routiers? Tc? >=? 10%? ? ? -->? Mauvais? en? ville? Tc? >=? 15%? -->? Mauvais? sur? les? axes? routiers? Te? <? 2? %? ? -->? Bon? en? ville? Te? <? 5? %? ? -->? Bon? sur? les? axes? routiers? 2%? <=? Te? <? 5%? -->? Acceptable? en? ville? 5%? <=? Te? <? 10%? -->? Acceptable? sur? les? axes? routiers? Te? >=? 5%? -->? Mauvais? en? ville? Te? >=? 10%? -->? Mauvais? sur? les? axes? routiers? Tq? <? 2? %? ? -->? Bon? 2%=? <? Tq? <? 5%? ->? Acceptable? ? ? Tq? >=? 5%? -->? Mauvais,? ? ? Tbd? ? >=? ? 95? %? -->? Bon? ? ? TS? >? 98? %? ? -->? Bon? 95%? <? TS? <=? 98%? -->? Acceptable? TS? <=? 95%? -->? Mauvais? TR30? >? 95%? -->? Bon? Taux? de? SMS? mis? et? re us? avec? succ s? (TS)? Taux? de? coupure? d appel? (Tc)? Taux?de?SMS?correctement?re us?en?intra-r seau? dans? un? d lai? de? 30s? (TR30)? 90? <? TR30? <=95%? -->? Acceptable? TR30? <? 90%? -->? Mauvais? TR40? >? 95%? -->? Bon? Taux? de? blocage? et? chec? d appel? (Te)? Taux?de?SMS?correctement?re us?en?inter-r seau? dans? un? d lai? de? 40s? (TR40)? 90? <? TR40? <=95%? -->? Acceptable? TR40? <? 90%? -->? Mauvais? Der? <=? 15s? -->? Bon? ? 15? <? Der? <=? 30s? -->? Acceptable? D lai?moyen?d mission?et?de?r ception?d un?SMS? non-hors? d lai? (Der)? Taux? de? communication? de? mauvaise? qualit ? auditive? (Tq)? Der? >? 30s? -->? Mauvais? Taux? d appels? ? tablis? dans? les? bons? d lais? (Tbd)? :? ? 6? s? intra-r seau,? 8? s? inter-r seau? et? 10? s? international? ? 90%? <=? Tbd? <? 95%? -->? Acceptable? Tbd? <? 90%? -->? ? Mauvais? ? Rate of communications incorrectly billed zero Call Rates forwarded to voice mail of least 3s billed zero Rate of calls to the call center successful within 20 s greater than 90% Rate of communications attended by an operator within one minute is greater than 90% DAKAR, Senegal, 24 - March 25, 2015
AUDIT OF THE QOS The measurement protocol (Audit 2014) The penalized indicators - SOURCE? DE? DONNEES? ? ? TITRE? INDICATIF? ? 2G/3G? DUAL? MODE? PENALISE? 2G? BLOQUE? 3G? BLOQUE? Ville? ? ? ? ? ? Couverture? Axe? *? ? ? ? ? v? Ville? ? ? ? ? ? Service? voix? Axe? *? ? ? ? ? v? SMS? Ville? ? ? ? ? ? MMS? Ville? ? ? ? ? ? DATA? Ville? ? ? ? ? ? Service? de? visiophonie? Ville? ? ? ? ? ? Facturation? Ville? ? ? ? ? ? Accessibilit ? au? centre? d appel? Ville? ? ? ? ? ? ? DAKAR, Senegal, 24 - March 25, 2015
AUDIT OF THE QOS The measurement protocol (Audit 2014) The penalized indicators The mode of classification By indicator By coverage & network availability By type of service By type of network Overall The mode of publication Notification of results to each operator Availability of this RAW DATA for each operator Release of the results in the press, publication on web site of ARTCI - - - - - - - - - - - DAKAR, Senegal, 24 - March 25, 2015
AUDIT OF THE QOS Operating Mode: Prepared by the selected firm and ARTCI Set the technical descriptions and rules of measures on field Measurement Chains Types of terminals Validation of scripts of Measures Validation of the size of the samples and the points of measurements Planning of the audit DAKAR, Senegal, 24 - March 25, 2015
AUDIT OF THE QOS Operating Mode: measurement chain (Audit 2014) Operator Has 2G Operator B 2G Operator C 2G Operator D 2G Operator E 2G Operator F 2G Operator Has Dual Operator Has 2G Operator B 2G Operator D 2G Operator E 2G Operator Has 3G Operator B 3G Operator C 3G Operator F 2G Operator B Dual Operator C 2G Operator D 2G Operator Has 3G Operator B 3G Operator C Dual Operator E 2G Operator F 2G Local ARTCI Operator C 3G DAKAR, Senegal, 24 - March 25, 2015 Mobile Team 03/10/2014
AUDIT OF THE QOS From field campaign to the results of the audit: Unfold the protocol on the ground Schedule: the rushing hour on the network of the operator Measures carried out simultaneously for all operators Presentation of results to operators Availability of these RAW DATA for each operator and results for analyzes, comments and suggestions Presentation of the final report of the audit to the press and publication on the website of ARTCI DAKAR, Senegal, 24 - March 25, 2015
AUDITDE QOS Cease and desist order or penalties: Decision of the regulation council issuing a cease and desist order to correct the stated breaches Decision of the Regulation Council imposing penalties for breaches of QOS DAKAR, Senegal, 24 - March 25, 2015
AUDIT OF THE QOS Recommendations Define a collaborative framework between the regulator and the operators Define a measurement protocol and a detailed operating mode , adopted by all operators Ensure the implementation of the measurement protocol on the field Have a quite representative sample Publish the comparative results Prospects 2015 2 Audits of the QoS of mobile networks Supplement the audits with analyzes of the data of WTO-R Setr up a continuous control system with probes Improvement of the protocol by detailing the operating mode as far as possible DAKAR, Senegal, 24 - March 25, 2015
THANK YOU FOR YOUR ATTENTION QUESTIONS ? Kouhon.derou@artci.ci DAKAR, Senegal, 24 - March 25, 2015
