IPTV Service Assurance

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Jan 2007

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IPTV Service Assurance

  1. 1. IPTV Service Assurance Solution Yaron Eisenstein Director, Marketing Solutions TTI Telecom © 2007
  2. 2. Agenda <ul><li>IPTV market and technology overview </li></ul><ul><li>IPTV service modeling </li></ul><ul><li>Data collection methodology: Active, Passive & Traffic </li></ul><ul><li>Service impact analysis: SI engine in a nutshell </li></ul><ul><li>Degraded Service Quality (DSQ) events: Multi-severity thresholds </li></ul><ul><li>Service-centric PM approach </li></ul><ul><li>KQI  KPI relationship </li></ul>
  3. 3. What is IPTV? <ul><li>IPTV is: </li></ul><ul><li>TV Services over managed NGN IP network </li></ul><ul><li>Broadcast, On-demand and Interactive TV </li></ul><ul><li>Personalized content </li></ul><ul><li>Cheaper to scale, unlimited number of channels </li></ul>A consumer technology for the delivery of broadcast TV , on- demand video and interactive entertainment services to consumer TV sets over IP networks
  4. 4. <ul><li>TV will play a central role in home entertainment in the near future </li></ul>IPTV: The next step towards X-Play <ul><li>Communication vendors offer complete solutions from application servers to STBs </li></ul><ul><li>IPTV applications including: VoD, EPG, Telephony and interactive </li></ul>
  5. 5. IPTV Global Spreading <ul><ul><li>The top five providers account for over 60% of worldwide subscribers </li></ul></ul>Global IPTV subscribers 14.5m in 2007, up 192.4% from 4.9m in 2006 ( iSuppli)
  6. 6. Classifications of IPTV services
  7. 7. How IPTV is being sold? Or what can we learn from a marketing campaign?
  8. 8. IPTV Unique Challenges <ul><li>Fast! </li></ul><ul><ul><li>Focus on Quality of Experience </li></ul></ul><ul><li>High-Definition Broadcast </li></ul><ul><ul><li>High bandwidth requirements </li></ul></ul><ul><li>Applications, Applications, Applications </li></ul><ul><ul><li>IT and network integration </li></ul></ul><ul><li>Complex Traffic Engineering </li></ul><ul><ul><li>Multicast for Broadcast vs. Unicast for VoD </li></ul></ul><ul><li>Network Scalability </li></ul><ul><ul><li>High number of viewers, multiple streams per user, etc’ </li></ul></ul>
  9. 9. Service Modeling in Repository Service Modeling Data Collection Processing KPI & KQI Generation Degraded Service Quality Events Service Impact Analysis Fault Management Reporting Automated Impairment Resolution Defining the relationship between network resources and the services deployed
  10. 10. Data Collection Methods <ul><li>Managing an M4 network: Multi-domain, Multi-vendor, Multi-technology and Multi-protocol </li></ul>
  11. 11. IPTV Service Layers Service Modeling Data Collection & Processing KPI & KQI Generation Degraded Service Quality Events Service Impact Analysis Fault Management Reporting Automated Impairment Resolution Broadband Access Metro Ethernet, xDSL , Fibber, Cable Packet Transport Packet loss, Latency, Jitter, buffers Signaling Multicast Routing, Multicast Join/Leave, etc’ Quality of Experience Customer Experience Indicators (MOS, etc’) Video Content Video Content and Quality Management
  12. 12. Service-Centric PM Approach <ul><li>The mapping between network and service levels forms an significant part of the SLA negotiation </li></ul><ul><li>Service level metric categories include availability, reliability, usability, efficiency, accuracy & security </li></ul>
  13. 13. QoE: The Ultimate Metric of Performance <ul><li>The level of service quality as perceived by an end-user is called Quality of Experience (QoE) </li></ul><ul><ul><li>Often referred as Mean Opinion Score (MOS) </li></ul></ul><ul><li>Emotional aspects </li></ul><ul><ul><li>Final ball in final game in MLB playoffs </li></ul></ul><ul><li>QoE models (MPQM, R-factor, PSNR) differ in formulas combining different video and transport parameters </li></ul><ul><li>Probe vendors enhance QoE solutions by providing availability, channel zapping and security measurements </li></ul>PSNR vs Packet Loss
  14. 14. Web Reporting Service Modeling Data Collection & Processing KPI & KQI Generation Degraded Service Quality Events Service Impact Analysis Fault Management Reporting Automated Impairment Resolution Report generation on ad-hoc and scheduled basis
  15. 15. Degraded Service Quality (DSQ) Events <ul><li>Transient quality impairments – quality level degradations which pass over time (e.g. MOS less than X for more than N seconds) </li></ul><ul><ul><li>Threshold levels </li></ul></ul><ul><ul><li>Low threshold </li></ul></ul><ul><ul><li>When crossed, operators should address the impairment before customers are affected. </li></ul></ul><ul><ul><li>High threshold </li></ul></ul><ul><ul><li>When crossed, customers’ experience is impacted and the degradation is noticeable. </li></ul></ul><ul><ul><li>Abatement Threshold (Hysteresis) </li></ul></ul>Low threshold High threshold 55% 50% 70% Onset Abatement
  16. 16. DSQ in TrafficGuard Service Modeling Data Collection & Processing KPI & KQI Generation Degraded Service Quality Events Service Impact Analysis Fault Management Reporting Automated Impairment Resolution Monitoring KPIs & KQIs for abnormal behavior in near real-time and generating DSQ alerts
  17. 17. Netrac FaM - Fault Management Service Modeling Data Collection & Processing KPI & KQI Generation Degraded Service Quality Events Service Impact Analysis Fault Management Reporting Automated Impairment Resolution Real time alarm surveillance and management system with advanced root-cause
  18. 18. ServiceImpact Service Modeling Data Collection & Processing KPI & KQI Generation Degraded Service Quality Events Service Impact Analysis Fault Management Reporting Automated Impairment Resolution Prioritizing affected services based on business logic leads to efficient operational decision making
  19. 19. Automated Optimization Framework Service Modeling Data Collection & Processing KPI & KQI Generation Degraded Service Quality Events Service Impact Analysis Fault Management Reporting Automated Impairment Resolution Providing automatic/semi-automatic problem Correction and service optimization tasks
  20. 20. IPTV Integrated Solution <ul><li>Service and Network Infrastructure Health </li></ul><ul><li>Service Impact </li></ul><ul><li>Customer focus </li></ul><ul><li>Cross domain root-cause </li></ul><ul><li>EMS/NMS integration </li></ul>Fault Detection and Prioritization Passive/Active Monitoring <ul><li>Validate end-to-end service delivery </li></ul><ul><li>Direct measurement of customer QoE metrics </li></ul><ul><li>Pinpoints malfunctioning phase </li></ul><ul><li>Integrate Network QoS with Service QoE </li></ul><ul><li>Combining network health metrics, operations metrics and service usability metrics </li></ul><ul><li>Sophisticated thresholds and analysis methods </li></ul>Service Quality Management Traffic Usage <ul><li>Transform IPDR data into customer traffic statistics </li></ul><ul><li>Track customer traffic usage trends </li></ul><ul><li>Evaluate requested and provided QoS </li></ul><ul><li>Using xDRs for monitoring New Technology and Service Rollouts </li></ul>
  21. 21. Is IPTV Ready? <ul><li>ADSL2+ access up to 24 Mbps </li></ul><ul><li>Unlimited free calls for France and international (fixed lines over 40 countries) </li></ul><ul><li>Extensive IPTV service including over 130 TV channels, Time shifting, PVR and VOD </li></ul>
  22. 22. Conclusions <ul><li>IPTV is out there and is the current phase in telecom industry transition towards X-Play </li></ul><ul><li>Successful IPTV deployment requires a focus on SQM and QoE </li></ul><ul><li>Protocol and technology specialization necessitate probe integration </li></ul><ul><li>We need to look further than IPTV </li></ul>
  23. 23. This presentation, its content, materials ideas and know-how are the property of TTI Team Telecom International Ltd. (and its affiliates together “ TTI Telecom ” ) and are designated as confidential. This presentation may not be reproduced, altered or distributed in whole or in part, without the express written permission of TTI   Telecom.   The content is provided “ As Is&quot;, and in no way imply warranty or commitment . This is a Legal Notice and may not be removed or altered in any way . Copyright © 2006 TTI Team Telecom International, Ltd. Thank you [email_address] www.tti-telecom.com

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