1 © 2010 EXFO Inc. All rights reserved. Testing & Monitoring Challenges of Next Generation Mobile Broadband LTE Network Vikas Arora Chief Technology Officer.

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Presentation transcript:

1 © 2010 EXFO Inc. All rights reserved. Testing & Monitoring Challenges of Next Generation Mobile Broadband LTE Network Vikas Arora Chief Technology Officer

2 © 2010 EXFO Inc. All rights reserved. LTE Deployments Taking Off… ›15 commercial networks were launched in 2010 ; 128 LTE commitments worldwide ›10X increase in throughput per subscriber ( ) ›Mobile broadband services revenues to go to $186.7B by 2014 (09-14 CAGR 25%) ›End user quality expectations going up!! Infonetics 2010 >164.4M in 2014

3 © 2010 EXFO Inc. All rights reserved. Delivering and Managing Network & Service Quality: Key Pieces of the Puzzle Device Deliver rapid trouble identification, segmentation, isolation and SLA assurance Applications & Services Network (IMS, EPC, Ethernet, Optical) Data Centre Complex Device

4 © 2010 EXFO Inc. All rights reserved. Example: LTE Network Monitoring & Troubleshooting Separated transfer paths for user plane and control plane LTE Signaling IMS sessions – RCS, Presence, Authentication, Call KPI’s Session quality, Video quality, Content quality etc.

5 © 2010 EXFO Inc. All rights reserved. EtherSAM Y.1564 for Turn-up Frame loss, delay, throughput, burstability, frame delay variation Ethernet OAM standards (802.1ag, and Y.1731) Example: Ethernet Mobile Backhaul Turn-up through Operational Monitoring

6 © 2010 EXFO Inc. All rights reserved. LTE Testing & Service Assurance Lifecycle Conformance/Load Testing › Test the functionality, interfaces › IMS Core performance, scalability › Interoperability MME/eNB, UEs › Test the load behavior before the real load 24/7 Monitoring › End-user experience › SLA screening › Service usage, RCS, IMS monitoring › Network element/UE problems › Fraud detection, billing verifications Install/Burn-in/Troubleshoot › Physical layer characterization › Ethernet Testing & Troubleshooting › IP transmission tests › Connectivity to eNB › Delays/jitters in installation phases In/Out-Service Troubleshoot › Locate problems › Find the cause of the problems quickly › Access to the details required › From mass data to the root cause IMS EPC Ethernet VoIP Video Data RCS Optical

7 © 2010 EXFO Inc. All rights reserved. 7 ›LTE networks are gaining momentum, they require ›A highly efficient turn-up testing, troubleshooting, performance monitoring & interoperability testing ›In order to ensure performance, service delivery and quality of experience (QoE), complete visibility and access to key interfaces is essential Summary

8 © 2010 EXFO Inc. All rights reserved. 8 Backup Slides THANK YOU