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Quality	
  Across	
  VoLTE	
  and	
  
OTT	
  Networks	
  	
  
Amir	
  Zmora	
  
VP	
  Alliances	
  &	
  Partnerships	
  
Innova;ve	
  Leading	
  Supplier	
  of	
  Converged	
  VoIP	
  &	
  Data	
  Solu;ons	
  
for	
  Service	
  Providers	
  an...
§  Market	
  leader	
  in	
  VoIP	
  networking	
  products	
  
§  Deployed	
  in	
  over	
  than	
  100	
  countries	
 ...
Launched	
  The	
  Service	
  
QoE	
  Customer	
  Survey	
  Results	
  
Image:	
  Søren	
  Rajczyk	
  
Further	
  Analysis	
  
Further	
  Analysis	
  
The	
  Laws	
  of	
  Simplicity	
  
•  BASICS	
  are	
  the	
  beginning	
  
•  REPEAT	
  yourself	
  oben	
  
•  AVOID	
 ...
ImpacPng	
  Real-­‐Time	
  CommunicaPon	
  
János	
  Balázs	
  
Vladimer	
  Shioshvili	
  
Javier	
  Kohen	
  
§  Built	
  for	
  different	
  types	
  of	
  networks	
  
§  Resiliency	
  
§  Variable	
  bit	
  rate	
  
The	
  Code...
§  In	
  VoLTE	
  to	
  VoLTE	
  over	
  the	
  same	
  service	
  provider	
  network	
  the	
  
network	
  solves	
  th...
But	
  in	
  Reality	
  
Image:	
  digital	
  cat	
  
Heterogonous	
  Access	
  and	
  Networks	
  
Enterprise	
  
Service	
  
Provider	
  
PSTN	
  
OTT	
  App	
  
OTT	
  Islan...
Voice	
  in	
  Wireless	
  Networks	
  
High	
  Error	
  Rate	
   Retransmission	
  
Increased	
  
Delay	
  &	
  Jiler	
  ...
MediaPon	
  is	
  Required	
  
Image:	
  HikingArPst	
  
SEM	
  –	
  QoS	
  visibility	
  over	
  mul;ple	
  network	
  &	
  mul;	
  codecs	
  	
  
Network	
  
	
  
Easily	
  loca...
Mixing	
  The	
  Ingredients	
  
János	
  Balázs	
   Vladimer	
  Shioshvili	
   Julie	
  Rybarczyk	
  Javier	
  Kohen	
  
Heterogonous	
  Access	
  and	
  Networks	
  
GSM	
  
IMS	
  Core	
  
TDM	
  
VoIP	
  
Wireline	
  
SBC	
  
Other	
  VoLTE...
Thank	
  You	
  
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Quality across VoLTE and OTT network

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In VoLTE to VoLTE over the same service provider network the network solves the problems:
•Voice is prioriPzed, zero delay
•No retransmission
•Dynamic rate change (rate vs. redundancy based on signal quality)

Published in: Technology
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Quality across VoLTE and OTT network

  1. 1. Quality  Across  VoLTE  and   OTT  Networks     Amir  Zmora   VP  Alliances  &  Partnerships  
  2. 2. Innova;ve  Leading  Supplier  of  Converged  VoIP  &  Data  Solu;ons   for  Service  Providers  and  Enterprises  Worldwide.   AudioCodes  Mission  Statement  
  3. 3. §  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  experPse   §  Public  since  1999  (NASDAQ:AUDC)   §  Revenue  in  2013:  137M  USD   §  TargePng  150M  USD  in  2014     AudioCodes:  A  Brief  Intro  
  4. 4. Launched  The  Service  
  5. 5. QoE  Customer  Survey  Results   Image:  Søren  Rajczyk  
  6. 6. Further  Analysis  
  7. 7. Further  Analysis  
  8. 8. The  Laws  of  Simplicity   •  BASICS  are  the  beginning   •  REPEAT  yourself  oben   •  AVOID  creaPng  desperaPon   •  INSPIRE  with  examples   •  NEVER  forget  to  repeat  yourself  
  9. 9. ImpacPng  Real-­‐Time  CommunicaPon   János  Balázs   Vladimer  Shioshvili   Javier  Kohen  
  10. 10. §  Built  for  different  types  of  networks   §  Resiliency   §  Variable  bit  rate   The  Codec  PerspecPve  
  11. 11. §  In  VoLTE  to  VoLTE  over  the  same  service  provider  network  the   network  solves  the  problems:   §  Voice  is  prioriPzed,  zero  delay   §  No  retransmission   §  Dynamic  rate  change  (rate  vs.  redundancy  based  on  signal  quality)   VoLTE  Networks  are  Built  for  Voice…  
  12. 12. But  in  Reality   Image:  digital  cat  
  13. 13. Heterogonous  Access  and  Networks   Enterprise   Service   Provider   PSTN   OTT  App   OTT  Island   GW   SIP  Trunk   PBX  
  14. 14. Voice  in  Wireless  Networks   High  Error  Rate   Retransmission   Increased   Delay  &  Jiler   Varying   Proximity  to   Base  StaPon   Dynamic   Change  in  Bit   Rate   Varying   Change  in   Jiler   High  &  Inconsistent  Jiler  
  15. 15. MediaPon  is  Required   Image:  HikingArPst  
  16. 16. SEM  –  QoS  visibility  over  mul;ple  network  &  mul;  codecs     Network     Easily  locate   problems   SBC,  GWs  and   Links       Maps,  Table   or    Regional   views     Various   Filters   Sta+s+cs     Watch  VoIP   trends  over  Pme     Calls   Success  /  Fail   Rate   Quality   Metrics   Bandwidth   UPlizaPon         Calls     InvesPgate   Specific  Calls         Voice  &  Fax   Calls  Table   SorPng,  search   &  filtering     Enhanced  call   details   Alarms     Be  noPfied  when   a  quality  issue   occurs   User  defined   thresholds   AcPve,  and   history  alarms   Email,  SNMP,   Syslog   noPficaPons   Reports     Validate   performance   and  SLA   Summary,   Trend  and  Top   Users  reports   Graphical  and   Table  views   User   CustomizaPon   opPons  
  17. 17. Mixing  The  Ingredients   János  Balázs   Vladimer  Shioshvili   Julie  Rybarczyk  Javier  Kohen  
  18. 18. Heterogonous  Access  and  Networks   GSM   IMS  Core   TDM   VoIP   Wireline   SBC   Other  VoLTE   Networks   Voice  Quality   “Brain”  
  19. 19. Thank  You  

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