FreeSWITCH 1.0.6
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- Install and configure a complete telephony system of your own even if you are using FreeSWITCH for the first time
- In-depth discussions of important concepts like the dialplan, user directory, and the powerful FreeSWITCH Event Socket
- The first ever book on FreeSWITCH, packed with real-world examples for Linux/Unix systems, Mac OSX, and Windows, along with useful screenshots and diagrams
- Best practices and expert tips from the FreeSWITCH experts, including the creator of FreeSWITCH, Anthony Minessale
Book Details
Language : EnglishPaperback : 320 pages [ 235mm x 191mm ]
Release Date : July 2010
ISBN : 1847199968
ISBN 13 : 9781847199966
Author(s) : Anthony Minessale, Darren Schreiber, Michael S. Collins
Topics and Technologies : All Books, Networking & Telephony, Open Source
Table of Contents
Preface
Chapter 1: Architecture of FreeSWITCH
Chapter 2: Building and Installation
Chapter 3: Test Driving the Default Configuration
Chapter 4: SIP and the User Directory
Chapter 5: Understanding the XML Dialplan
Chapter 6: Using the Built-in XML IVR Engine
Chapter 7: Building IVR Applications with Lua
Chapter 8: Advanced Dialplan Concepts
Chapter 9: Controlling FreeSWITCH Externally
Chapter 10: Advanced Features and Further Reading
Appendix A: The FreeSWITCH Online Community
Appendix B: The History of FreeSWITCH
Index
Anthony Minessale
Darren Schreiber
Michael S. Collins
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Submit Errata
Please let us know if you have found any errors not listed on this list by completing our errata submission form. Our editors will check them and add them to this list. Thank you.
Errata
- 23 submitted: last submission 29 May 2013Errata type: Code | Page number: 75
gateway name="iptel" has been changed to "custom"
Errata type: Typo | Page number: 13
There is an extra /> after the variable has been set.
Errata type: Layout | Page number: 16
Unnecessary paragraph break in middle of page splits a sentence
Errata type: Code | Page number: 198
<extension name="officeA_outbound">
<condition field="caller_id_number" expression="^2\d{3}$">
should be
<extension name="officeA_outbound">
<condition field="caller_id_number" expression="^2\d{3}$"/>
AND
<extension name="officeB_outbound">
<condition field="caller_id_number" expression="^2\d{3}$">
should be
<extension name="officeB_outbound">
<condition field="caller_id_number" expression="^2\d{3}$"/>
Errata type: Others | Page number: 91
Last paragraph, last sentence: "In our example, call the debug output..",here,"call the debug" should be normal text and not italicised.
Errata type: Technical | Page number: 91
Under "How Dialplan processing works" section, 3rd paragraph,"Launch fs_cli, make a test call to 9196 (music on hold).."
should be
"Launch fs_cli, make a test call to 9196 (echo test).."
Errata type: Technical | Page number: 92
2nd paragraph: In "Had the call been made between 9 AM and 6 PM then both conditions would have been met, and the set application...", here,"set" should be formated in 'Code in Text' style.
Errata type: Code | Page number: 78
Under "Receiving Calls", bullet point 2, in code snippet: <action application="bridge" data="1000 XML default"/>
should be
<action application="transfer" data="1000 XML default"/>
Errata type: Typo | Page number: 167
In the first paragraph, the sentence, "The default behavior for the break fl ag is "on-false",
meaning that we break out of, or stop processing conditions and extensions
as soon as we encounter a false or negative result during evaluation."
should be
"The default behavior for the break fl ag is "on-false",
meaning that we break out of, or stop processing conditions and
as soon as we encounter a false or negative result during evaluation."
Errata type: Technical | Page number: 16
2nd paragraph, line no.9,"mypp_ask_for_digits" should be "myapp_ask_for_digits"
Errata type: Typo | Page number: 9
In the figure,"XML Inteface" should be "XML Interface" and "SHINX" should be "SPHINX"
Errata type: Others | Page number: 110
Under 'max-failures', the example should be: max-failures="3" and
Under tts-voice, the line which reads "Argument syntax: Any valid text-to0speech voice." should read "...text-to-speech...".
Errata type: Technical | Page number: 118
"A classic example of this is the IVR menu." should read "A classic example of this is the voicemail menu."
Errata type: Others | Page number: 104
Last sentence: "In the next chapter, we will see how to use a programming language called Lua.." should read "In the next chapter, we will see how to use a Built-in XML IVR engine."
Errata type: Typo | Page number: 78
<action application="set" data="domain_name==$${domain}"/> SHOULD read <action application="set" data="domain_name=$${domain}"/>
Errata type: Code | Page number: 106
2nd paragraph under 'IVR XML configuration file' should read Open conf/ivr_menus/demo_ivr.xml...
Errata type: Technical | Throughout the book
1.0.6 has 91xx for default extension numbers instead of 99xx. Music on hold is 9999 in 1.0.6.
Errata type: Typo | Page number: 13 | Errata date: 12 July 11
Errata type: Code | Page number: 13
<action application="set" data="foo=bar">data="foo=bar"/>
should be: <action application="set" data="foo=bar">
Errata type: Typo | Page number: 218 | Errata date: 30 December
Under "nolog", the text should read:
"... previously enabled by the log command."
Errata type: Typo | Page number: 49 | Errata date: 30 Dec 11
"A call is defined as two calls bridged together." should read something like: "A call is defined as two call legs (or two channels) bridged together."
Errata type: Code | Page number: 102 | Errata date: 7 July 11
The following line of code:
<action application="bridge" data="sofia/internal/ user@1.2.3.4"></action>
should have been:
<action application="bridge" data="sofia/internal/user@1.2.3.4"></action>
Errata Type: Typo | Page Number167 | Errata Date: 29 May, 2013
The sentence in the first paragraph:
"The default behavior for the break flag is "on-false",
meaning that we break out of, or stop processing conditions and extensions
as soon as we encounter a false or negative result during evaluation."
should be:
"The default behavior for the break fl ag is "on-false",
meaning that we break out of, or stop processing conditions
as soon as we encounter a false or negative result during evaluation."
Sample chapters
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- Set up a basic system to make and receive phone calls, make calls between extensions, and utilize basic PBX functionality
- Avoid common implementation mistakes and deploy various features of this telephony system with best practices and expert tips
- Perform routine maintenance for smooth running and troubleshoot the system when things are not going right
- Apply regular expressions to unlock unique and powerful call routing scenarios
- Call your own application(s) when particular events occur and control FreeSWITCH using the powerful Event Socket
- Set up multi-party conferencing facilities for your system
- Interact with callers, gather information, and route calls to the appropriate recipient using the automated, built-in XML IVR (Interactive Voice Response) engine
- Create a flexible dialplan, and allow third-party tools to be quickly and easily created using dialplan parsers other than the default XML Dialplan
- Park multiple calls in a FIFO queue and unpark them in the order in which they were received, using the mod_fifo module
- Record an entire phone call or session using the call recording feature
- Create advanced call control applications with the Lua scripting language
- Take a peek into the vibrant online community and history of FreeSWITCH
FreeSWITCH is an open source telephony platform designed to facilitate the creation of voice and chat-driven products scaling from a soft-phone to a PBX and even up to an enterprise-class soft-switch. It is always exciting to design and build your own telephony system to suit your needs, but the task is time consuming and involves a lot of technical skills.
This book comes to your rescue, helping you to set up a telephony system fast and easily using FreeSWITCH. It will take you from being a novice to creating a fully-functional telephony system of your own. It is rich with practical examples and will give you all of the information and skills needed to implement your own PBX system.
The book begins by introducing the architecture and working of FreeSWITCH before detailing how to plan a telephone system and moving on to the installation, configuration, and management of a feature-packed PBX. You will learn about maintaining a user directory, XML dial plan and advanced dial plan concepts, call routing, and the extremely powerful Event Socket. You will finally learn about the online community and history of FreeSWITCH.
A step-by-step guide to building, managing, and maintaining an efficient FreeSWITCH telephony system
This book is a step-by-step tutorial with clear instructions and screenshots to guide you through the creation of a complete, cost-effective telephony system. You will start with installation, walk through the different features, and see how to manage and maintain the system.
If you are an IT professional or enthusiast who is interested in quickly getting a powerful telephony system up and running using the free and open source application FreeSWITCH, this book is for you. Telephony experience will be helpful, but is not required.
