VoLTE Service Monitoring - VoLTE Voice Call including passive signalling data analysis
Quality Across VoLTE and OTT Networks
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Transcript of Quality Across VoLTE and OTT Networks
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Quality Across VoLTE and OTT Networks
Amir Zmora VP Alliances & Partnerships
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Innovative Leading Supplier of Converged VoIP & Data Solutions for Service Providers and Enterprises Worldwide.
AudioCodes Mission Statement
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Market leader in VoIP networking products
Deployed in over than 100 countries in service provider and
enterprise networks
Strong brand for quality & performance
Over 650 employees, ~40% of whom are dedicated to R&D
Global partnership with leading telecom players
More than 20 years of VoIP expertise
Public since 1999 (NASDAQ:AUDC)
Revenue in 2013: 137M USD
Targeting 150M USD in 2014
AudioCodes: A Brief Intro
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Launched The Service
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QoE Customer Survey Results
Image: Søren Rajczyk
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Further Analysis
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Further Analysis
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The Laws of Simplicity
• BASICS are the beginning • REPEAT yourself often • AVOID creating desperation • INSPIRE with examples • NEVER forget to repeat yourself
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Impacting Real-Time Communication
János Balázs
Vladimer Shioshvili
Javier Kohen
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Built for different types of networks
Resiliency
Variable bit rate
The Codec Perspective
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In VoLTE to VoLTE over the same service provider network the network solves the problems: Voice is prioritized, zero delay
No retransmission
Dynamic rate change (rate vs. redundancy based on signal quality)
VoLTE Networks are Built for Voice…
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But in Reality
Image: digital cat
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Heterogonous Access and Networks
Enterprise
Service Provider
PSTN
OTT App
OTT Island
GW
SIP Trunk
PBX
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Voice in Wireless Networks
High Error Rate Retransmission Increased Delay & Jitter
Varying Proximity to Base Station
Dynamic Change in Bit Rate
Varying Change in Jitter
High & Inconsistent Jitter
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Mediation is Required
Image: HikingArtist
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SEM – QoS visibility over multiple network & multi codecs
Network
Easily locate
problems
SBC, GWs and Links
Maps, Table or Regional
views
Various Filters
Statistics
Watch VoIP
trends over time
Calls Success / Fail Rate
Quality Metrics
Bandwidth Utilization
Calls
Investigate Specific Calls
Voice & Fax Calls Table
Sorting, search & filtering
Enhanced call details
Alarms
Be notified when a quality
issue occurs
User defined thresholds
Active, and history alarms
Email, SNMP, Syslog
notifications
Reports
Validate performance
and SLA
Summary, Trend and Top Users reports
Graphical and Table views
User Customization
options
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Mixing The Ingredients
János Balázs Vladimer Shioshvili Julie Rybarczyk Javier Kohen
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Heterogonous Access and Networks
GSM
IMS Core
TDM VoIP
Wireline
SBC
Other VoLTE Networks
Voice Quality “Brain”