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  • Book Overview & Buying FreeSWITCH Cookbook
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FreeSWITCH Cookbook

FreeSWITCH Cookbook

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FreeSWITCH Cookbook

FreeSWITCH Cookbook

4.5 (8)
Buy this Book

Overview of this book

FreeSWITCH is an open source telephony platform designed to facilitate the creation of voice, chat, and video applications. It can scale from a soft-phone to a PBX and even up to an enterprise-class softswitch.In the FreeSWITCH Cookbook, members of the FreeSWITCH development team share some of their hard-earned knowledge with you in the book's recipes. Use this knowledge to improve and expand your FreeSWITCH installations.The FreeSWITCH Cookbook is an essential addition to any VoIP administrator's library.The book starts with recipes on how to handle call routing and then discusses connecting your FreeSWITCH server to the outside world.It then teaches you more advanced topics like CDR handling, practical examples of controlling FreeSWITCH with the event socket, and configuring many features commonly associated with a PBX installation.
Table of Contents (12 chapters)
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FreeSWITCH Cookbook
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FreeSWITCH Cookbook
Credits
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Credits
About the Authors
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About the Authors
About the Reviewers
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About the Reviewers
www.PacktPub.com
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www.PacktPub.com
Preface
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Preface
Lock Free Chapter
1
Routing Calls
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Routing Calls
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Introduction
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Internal calls
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Incoming DID calls
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Outgoing calls
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Ringing multiple endpoints simultaneously
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Ringing multiple endpoints sequentially (simple failover)
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Advanced multiple endpoint calling with enterprise originate
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Time of day routing
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Manipulating To: headers on registered endpoints to reflect DID numbers
2
Connecting Telephones and Service Providers
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Connecting Telephones and Service Providers
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Introduction
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Configuring a SIP phone to register with FreeSWITCH
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Connecting audio devices with PortAudio
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Using FreeSWITCH as a softphone
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Configuring a SIP gateway
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Configuring Google Voice
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Codec configuration
3
Processing Call Detail Records
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Processing Call Detail Records
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Introduction
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Using CSV CDRs
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Using XML CDRs
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Inserting CDRs into a backend database
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Using a web server to handle XML CDRs
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Using the event socket to handle CDRs
4
External Control
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External Control
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Introduction
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Getting familiar with the fs_cli interface
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Setting up the event socket library
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Establishing an inbound event socket connection
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Establishing an outbound event socket connection
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Using fs_ivrd to manage outbound connections
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Filtering events
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Launching a call with an inbound event socket connection
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Using the ESL connection object for call control
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Using the built-in web interface
5
PBX Functionality
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PBX Functionality
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Introduction
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Creating users
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Accessing voicemail
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Company directory
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Using phrase macros to build sound prompts
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Creating XML IVR menus
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Music on hold
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Creating conferences
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Sending faxes
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Receiving faxes
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Basic text-to-speech with mod_flite
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Advanced text-to-speech with mod_tts_commandline
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Listening to live calls with telecast
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Recording calls
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Index
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Index

Recording calls

Many enterprises need to record calls for quality control purposes. This recipe describes how you can record inbound and outbound calls on your FreeSWITCH server. If you need assistance in getting calls into and out of your FreeSWITCH system, refer to Inbound DID calls and Outgoing calls both in Chapter 1.

Note

Most countries and localities have laws relating to the recording of phone calls. Always consult a licensed legal professional in your jurisdiction before you start recording phone calls.

Getting ready

Recording calls is actually very simple. All you need is a text editor so that you can add a few lines to your dialplan.

How to do it...

The FreeSWITCH dialplan application record_session is used for recording calls, whether they are inbound or outbound. (Call direction does not affect the record_session application.)

For inbound calls it is easiest to enable recording right on the Local_Extension. Follow the steps:

  1. Open conf/dialplan/default.xml and locate the Local_Extension...

CONTINUE READING
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FreeSWITCH Cookbook
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