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Mastering FreeSWITCH

You're reading from   Mastering FreeSWITCH Advanced tips and tricks for advanced multimedia communication

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Product type Paperback
Published in Jul 2016
Publisher Packt
ISBN-13 9781784398880
Length 300 pages
Edition 1st Edition
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Authors (8):
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Darren Schreiber Darren Schreiber
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Darren Schreiber
Russell Treleaven Russell Treleaven
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Russell Treleaven
Kalyani Kulkarni Kalyani Kulkarni
Author Profile Icon Kalyani Kulkarni
Kalyani Kulkarni
Seven Du Seven Du
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Seven Du
Charles Bujold Charles Bujold
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Charles Bujold
Ken Rice Ken Rice
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Ken Rice
Florent Krieg Florent Krieg
Author Profile Icon Florent Krieg
Florent Krieg
Mike Jerris Mike Jerris
Author Profile Icon Mike Jerris
Mike Jerris
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Table of Contents (15) Chapters Close

Preface 1. Typical Voice Uses for FreeSWITCH FREE CHAPTER 2. Deploying FreeSWITCH 3. ITSP and Voice Codecs Optimization 4. VoIP Security 5. Audio File and Streaming Formats, Music on Hold, Recording Calls 6. PSTN and TDM 7. WebRTC and Mod_Verto 8. Audio and Video Conferencing 9. Faxing and T38 10. Advanced IVR with Lua 11. Write Your FreeSWITCH Module in C 12. Tracing and Debugging VoIP 13. Homer, Monitoring and Troubleshooting Your Communication Platform Index

Network requirements


Quality of audio perceived by the user will first and foremost be affected by the network performance. Delays, jitter, and loss of packets can severely degrade end user experience, to an unacceptable level. There are several key components that can enable FreeSWITCH to operate more securely and efficiently: MPLS or dedicated peering connections can greatly enhance the network reliability, while Quality of Service (QoS) packet tagging and differentiating settings between your local LAN and the public WAN infrastructures will let you find the sweet point between infrastructure costs and audio quality.

Understanding QoS

QoS is a mechanism for guaranteeing that certain types of communication can be ranked for importance of delivery to ensure quality. There are multiple types of QoS that can be achieved in most network environments. Generally, QoS can be done on the physical layer (for example, guaranteeing that all phones are connected on a network that has its own cables...

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