Avaya Technology Forum Breakout - Michael McNamara

Avaya Technology Forum Breakout - Michael McNamara

2013 Avaya Inc. All rights reserved February 26-28, 2013 | Orlando, FL The Impact of Network on Video Quality Anatoli Levine Director, Product Management Radvision, an Avaya Company #AvayaATF 2013 Avaya Inc. All rights reserved February 26-28, 2013 | Orlando, FL Outline Importance of Video Quality Factors affecting QoE QoE challenge Video Quality measurement Steps in implementing Video Evident Monitoring Solution 2013 Avaya Inc. All rights reserved

reserved 3 February 26-28, 2013 | Orlando, February 26-28, 2013 | Orlando, FL FL The Importance of the Video Quality Video services are becoming a popular mode of communication The visual sense is extremely important How do network conditions affect Voice & Video Quality? Is your network ready to provide Video services? 2013 Avaya Inc. All rights reserved reserved 4 February

26-28, 2013 | Orlando, February 26-28, 2013 | Orlando, FL FL Video is Everywhere! Video Video Conferencing Conferencing & & Telepresence Telepresence Video Video Streaming Streaming 2013 Avaya Inc. All rights reserved IM IM &Video &Video Messengers Messengers

Social Social Networking Networking Sites Sites Video Video Conferencing Conferencing ASPs ASPs Video Video Web Web Collaboration Collaboration IP IP Video Video Surveillance Surveillance Video Video Mobile Mobile

5 February 26-28, 2013 | Orlando, February 26-28, 2013 | Orlando, FL FL Parameters Affecting Quality of Audio ? Sender Receiver Encoder Packetize Distortion & delay Delay IP Network

Loss, Delay, Jitter, Ordering, Duplicate,.. Unpack Delay Jitter buffer Delay & Loss Decoder Codec impairment Delay End-to-end perceived voice quality (MOS) 2013 Avaya Inc. All rights reserved 6 February 26-28,

2013 | Orlando, February 26-28, 2013 | Orlando, FL FL Why Interactive Video Is So Unique ? 250ms Interactive video is sensitive to latency x20 Video is high capacity 1:400 Video is error sensitive 2-20 Video traffic is not uniform or constant Packets/frame +45ms / -75ms

Interactive video is sensitive to lip sync Source: IEEE publications 2013 Avaya Inc. All rights reserved 7 February 26-28, 2013 | Orlando, February 26-28, 2013 | Orlando, FL FL Parameters Affecting Quality of Experience Encoding and Compression Frame per seconds 2013 Avaya 8 Inc. All rights reserved Packet loss February

26-28, 2013 | Orlando, February 26-28, 2013 | Orlando, FL FL Audio / Video Quality Scoring Mean Opinion Score (MOS) The arithmetic mean of all individual observations, ranging from 1 (Bad) to 5 (Excellent). 2013 Avaya Inc. All rights reserved reserved 9 February 26-28, 2013 | Orlando, February 26-28, 2013 | Orlando, FL FL

Questions Can my network support full video services ? What is the expected video / audio quality after full deployment ? Do I expect to have interoperability issues ? Post-deployment Why do I suffer from pixelated video / freezes ? How network conditions affect my video ? Why do I have interoperability issues ? Why do I have audio issues ? In-Service What is the status of the calls on my network ? Pre-deployment

2013 Avaya Inc. All rights reserved 10 February 26-28, 2013 | Orlando, February 26-28, 2013 | Orlando, FL FL Video Quality Measurement Methodology 2013 Avaya Inc. All rights reserved 11 February 26-28, 2013 | Orlando, FL Media Quality Becomes an Issue Unmanaged Networks

Varying Network Capacities Varying Devices 2013 Avaya Inc. All rights reserved reserved 12 February 26-28, 2013 | Orlando, February 26-28, 2013 | Orlando, FL FL Factors Affecting Video Over IP Quality Source: Packet loss, for instance, is considered by many to be the most annoying disturbance in interactive video communications. In fact, in a poll question we posted in a recent webinar on user experience, 46% of the participants chose packet loss as the factor that affects the quality of real-time video most. 2013 Avaya Inc. All rights reserved 13

February 26-28, 2013 | Orlando, February 26-28, 2013 | Orlando, FL FL Video Quality Measurement Methodologies Full-Reference Based 2013 Avaya Inc. All rights reserved No Reference Online Real-time 14 No Reference Image Based February 26-28,

2013 | Orlando, February 26-28, 2013 | Orlando, FL FL Video Quality Full-reference Full-reference allows you to perform a Video Quality analysis and compare the original video sequence to a degraded one: Unique synchronization algorithm developed by Radvision take on consideration: Different frame rates, Resizing, profile, codec, bw. Partial picture, Picture in picture, Compression artifacts Black period, Welcome frames, Logo additions, Title additions Video Quality algorithm based on frame analysis 2013 Avaya Inc. All rights reserved reserved 15 February 26-28, 2013 | Orlando,

February 26-28, 2013 | Orlando, FL FL Video Quality Real-time Measurement Video Quality Online Standards ITU G.1070 performs global video quality estimation based on network and codec parameters that are unprecedented in scope to guarantee that the tool maintains the highest correlation with video quality test results measured by individual perception. ITU-T G.1070 (Objective Video Quality) ITU-R BT.500-9. (Subjective) Human Vision Survey Extensive & Automated Human Vision survey based on Full-Reference Radvision Innovative techniques 2013 Avaya Inc. All rights reserved reserved 16 February 26-28, 2013

| Orlando, February 26-28, 2013 | Orlando, FL FL Human Vision Database Video Quality Surveys Unprecedented in scope (x1000 inputs) Variable contents: video conferences, motion pictures Variable artifacts: blockiness, packet loss, blurriness Worldwide, different viewing preferences 2013 Avaya Inc. All rights reserved reserved 17 February 26-28, 2013 | Orlando, February

26-28, 2013 | Orlando, FL FL Extensive & Automated Human Vision Survey Guarantees high correlation with Human Perception Database enhanced with state-of-the-art RV FullReference algorithms RADVISIONs Human Vision Database was enhanced with thousands of video samples and their references, designed for objective analysis. We applied state-of-the-art RV Full-Reference (FR) standard Video Quality algorithms, and obtained a Full-Reference recommended Video Quality score 2013 Avaya Inc. All rights reserved reserved 18 February 26-28, 2013 | Orlando, February 26-28, 2013

| Orlando, FL FL Innovative VQ Measurement Algorithms Additional algorithms for performing global video quality estimation, based on: Packet-loss propagation Quality score based on compression level Bit-rate and frame-rate fluctuation as an indication of quality Quality score based on the dynamism level of the video Reason for Video Quality degradation, as well as optimization methods 2013 Avaya Inc. All rights reserved reserved 19 February 26-28, 2013

| Orlando, February 26-28, 2013 | Orlando, FL FL Effect of Packet Loss Propagation Advanced techniques for packet loss propagation analysis, based on: Refresh rate Intra frame or Intra macro blocks Packet loss percentage Packet loss patterns Standard RV VMOS: 4.4 VMOS: 4.4 No Packet loss 2013 Avaya Inc. All rights reserved reserved Standard VMOS: 3.4 RV VMOS: 2.4 Packet loss

20 Standard VMOS: 4.4 RV VMOS: 2.4 Propagation of Packet loss February 26-28, 2013 | Orlando, February 26-28, 2013 | Orlando, FL FL Video Quality, Image-Based Performs Video Quality analysis without reference and without network parameters, based on image quality: Blockiness, blurriness, image loss, Video MOS is the aggregate of video metrics CPU consumption is very extensive 2013 Avaya Inc. All rights reserved reserved

21 February 26-28, 2013 | Orlando, February 26-28, 2013 | Orlando, FL FL How to Detect Image Quality Loss Video packet loss concealment detection based on image content Innovative research presented in 16th European Signal Processing Conference (EUSIPCO2008) Different algorithm for I-frame and P-frame Over 90% detection precision 2013 Avaya Inc. All rights reserved reserved 22 February 26-28, 2013

| Orlando, February 26-28, 2013 | Orlando, FL FL Steps in Implementing Video 2013 Avaya Inc. All rights reserved 23 February 26-28, 2013 | Orlando, FL Steps in Implementing Video Real Time Monitoring Monitor Optimize QoE Test and Optimize Your Network Assess

Network Readiness for voice & video 2013 Avaya Inc. All rights reserved 24 February 26-28, 2013 | Orlando, February 26-28, 2013 | Orlando, FL FL eVident Video Monitoring 2013 Avaya Inc. All rights reserved 25 February 26-28, 2013 | Orlando, February 26-28,

2013 | Orlando, FL FL eVident Monitoring Solution Video Network Monitoring - Market Segment Service Provider Enterprise Video Network readiness Video Network readiness Room and network assessment Pre-Call assessment Proactive monitoring and management Room and network assessment Video Service readiness Proactive monitoring and management

Improving Video services Improve network visibility System Integrator Network readiness as service Video Service availability Proactive monitoring and management Real-time monitoring Easier deployment Complete Video Monitoring Solution 2013 Avaya Inc. All rights reserved 26 February 26-28, 2013 | Orlando, February 26-28, 2013 | Orlando, FL FL

eVident Monitoring Solution The Intelligent and Easy Way to Monitor your Video Network Radvision provides a software-based monitoring solution for use during various stages of the network deployment cycle: Real Time Video Monitoring Pre & Post Deployment Video Network Readiness Video Quality Measurement and Analysis 2013 Avaya Inc. All rights reserved 27 February 26-28, 2013 | Orlando, February 26-28, 2013 | Orlando, FL FL

eVident Benefits Reduction in customer turnup costs Lower network operations center costs Monitor and proactively troubleshooting V2oIP calls Increased customer satisfaction Minimize deployment time Providing eVident based analysis as a service to customers. 2013 Avaya Inc. All rights reserved reserved 28 February 26-28, 2013 | Orlando,

February 26-28, 2013 | Orlando, FL FL Radvisions PreVideo PreVideo ensures: Network readiness for Voice and Video over IP (HD) Correct network configuration Client/Server architecture Topology emulation, including interaction with various types of infrastructures Problem prevention by proactive testing Optimal end-user experience (voice and video quality) 2013 Avaya Inc. All rights reserved reserved 29 February 26-28, 2013 | Orlando,

February 26-28, 2013 | Orlando, FL FL PreVideo Distributed Solution PreVideo Agent Tokyo PreVideo Agent Paris Manager 2013 Avaya Inc. All rights reserved 30 February 26-28, 2013 | Orlando, February 26-28, 2013 | Orlando, FL FL PreVideo - Functionality

Support SIP, H323, CISCO/TIP Voice & Video Quality MOS Hundred of calls simultaneously XML Remote Control API Report PDF, EXL, WORD Format USB Agent Key (Plug & Play) Pre-Call Self Testing QoS 2013 Avaya Inc. All rights reserved reserved 31 February 26-28, 2013

| Orlando, February 26-28, 2013 | Orlando, FL FL Analyze and Measure Your Audio & Video Measure and analyze Audio and HD Video Quality Cause analysis Quality improvement options NETWORK CAPTURE 2013 Avaya Inc. All rights reserved reserved 32 February 26-28, 2013 | Orlando, February 26-28, 2013 | Orlando,

FL FL Real Time Video Monitoring Solution Actively Detects Control your infrastructure! Tunes and Optimizes your Network Real-time QoE Monitoring Non-intrusive (Agent-less) Multiple Vendor Support (Radvision, Polycom, Lifesize, Tandberg, Cisco) P2P and Conference Call Problem Detection and Solution CDR with QoE as Metrics (History) Alerts on Problems (< threshold) Alarms System Performance Analysis Analyzes QoE Trends & Reports 2013 Avaya Inc. All rights reserved

reserved 33 February 26-28, 2013 | Orlando, February 26-28, 2013 | Orlando, FL FL RVMON Architecture SCOPIA XT SCOPIA Elite MCU MCU Public Internet MPLS network Gatekeeper Gatekeeper

Location X Location Y WEB Interface Radvision EPs can send additional information Reportin g MCU RVMON Alarm Notification Gatekeeper EP EP Main Location

2013 Avaya Inc. All rights reserved 34 February 26-28, 2013 | Orlando, February 26-28, 2013 | Orlando, FL FL eVident Monitoring - Benefit Enhances pro-active efforts to avoid service quality problems before deployment; Ensure high quality end-user experience Automate, isolate and analyze video problems Increases the efficiency of reactive

measures by providing real-time analysis and diagnostics Diagnostics and troubleshooting Reduced customer service response time Optimizes intelligent database indexing and integrated call history End-to-end integrated solution Complete Monitoring Solution 2013 Avaya Inc. All rights reserved 35 February 26-28, 2013 | Orlando, February 26-28, 2013 | Orlando, FL FL Articles embedded-computing TMCNET

blog.radvision blog.radvision 2013 Avaya Inc. All rights reserved 36 February 26-28, 2013 | Orlando, February 26-28, 2013 | Orlando, FL FL Thank you! #AvayaATF 2013 Avaya Inc. All rights reserved 37 February 26-28, 2013 | Orlando, FL

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