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Asterisk: The Future of Telephony: The Future of Telephony

ISBN: B0026OR3OO
EAN: N/A

Year: 2001
Pages: 380

Authors: Jim Van Meggelen, Jared Smith, Leif Madsen

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• Asterisk: The Future of Telephony
• Table of Contents
• Copyright
• Foreword
• Preface
• Audience
• Organization
• Software
• Conventions Used in This Book
• Using Code Examples
• Safari Enabled
• How to Contact Us
• Acknowledgments
• Chapter 1. A Telephony Revolution
• Section 1.1. VoIP: Bridging the Gap Between Traditional Telephony and Network Telephony
• Section 1.2. Massive Change Requires Flexible Technology
• Section 1.3. Asterisk: The Hacker s PBX
• Section 1.4. Asterisk: The Professional s PBX
• Section 1.5. The Asterisk Community
• Section 1.6. The Business Case
• Section 1.7. This Book
• Chapter 2. Preparing a System for Asterisk
• Section 2.1. Server Hardware Selection
• Section 2.2. Environment
• Section 2.3. Telephony Hardware
• Section 2.4. Types of Phone
• Section 2.5. Linux Considerations
• Section 2.6. Conclusion
• Chapter 3. Installing Asterisk
• Section 3.1. What Packages Do I Need?
• Section 3.2. Obtaining the Source Code
• Section 3.3. Compiling Zaptel
• Section 3.4. Compiling libpri
• Section 3.5. Compiling Asterisk
• Section 3.6. Installing Additional Prompts
• Section 3.7. Updating Your Source Code
• Section 3.8. Common Compiling Issues
• Section 3.9. Loading Zaptel Modules
• Section 3.10. Loading libpri
• Section 3.11. Loading Asterisk
• Section 3.12. Directories Used by Asterisk
• Section 3.13. Conclusion
• Chapter 4. Initial Configuration of Asterisk
• Section 4.1. What Do I Really Need?
• Section 4.2. Working with Interface Configuration Files
• Section 4.3. FXO and FXS Channels
• Section 4.4. Configuring an FXO Channel
• Section 4.5. Configuring an FXS Channel
• Section 4.6. Configuring SIP
• Section 4.7. Configuring Inbound IAX Connections
• Section 4.8. Configuring Outbound IAX Connections
• Section 4.9. Debugging
• Section 4.10. Conclusion
• Chapter 5. Dialplan Basics
• Section 5.1. Dialplan Syntax
• Section 5.2. A Simple Dialplan
• Section 5.3. Adding Logic to the Dialplan
• Section 5.4. Conclusion
• Chapter 6. More Dialplan Concepts
• Section 6.1. Expressions and Variable Manipulation
• Section 6.2. Dialplan Functions
• Section 6.3. Conditional Branching
• Section 6.4. Voicemail
• Section 6.5. Macros
• Section 6.6. Using the Asterisk Database (AstDB)
• Section 6.7. Handy Asterisk Features
• Section 6.8. Conclusion
• Chapter 7. Understanding Telephony
• Section 7.1. Analog Telephony
• Section 7.2. Digital Telephony
• Section 7.3. The Digital Circuit-Switched Telephone Network
• Section 7.4. Packet-Switched Networks
• Section 7.5. Conclusion
• Chapter 8. Protocols for VoIP
• Section 8.1. The Need for VoIP Protocols
• Section 8.2. VoIP Protocols
• Section 8.3. Codecs
• Section 8.4. Quality of Service
• Section 8.5. Echo
• Section 8.6. Asterisk and VoIP
• Section 8.7. Conclusion
• Chapter 9. The Asterisk Gateway Interface (AGI)
• Section 9.1. Fundamentals of AGI Communication
• Section 9.2. Writing AGI Scripts in Perl
• Section 9.3. Creating AGI Scripts in PHP
• Section 9.4. Writing AGI Scripts in Python
• Section 9.5. Debugging in AGI
• Section 9.6. Conclusion
• Chapter 10. Asterisk for the ber-Geek
• Section 10.1. Festival
• Section 10.2. Call Detail Recording
• Section 10.3. Customizing System Prompts
• Section 10.4. Manager
• Section 10.5. Call Files
• Section 10.6. DUNDi
• Section 10.7. Conclusion
• Chapter 11. Asterisk: The Future of Telephony
• Section 11.1. The Problems with Traditional Telephony
• Section 11.2. Paradigm Shift
• Section 11.3. The Promise of Open Source Telephony
• Section 11.4. The Future of Asterisk
• Appendix A. VoIP Channels
• Section A.1. IAX
• Section A.2. SIP
• Appendix B. Application Reference
• AbsoluteTimeout( )
• AddQueueMember( )
• ADSIProg( )
• AgentCallbackLogin( )
• AgentLogin( )
• AgentMonitorOutgoing( )
• AGI( )
• AlarmReceiver( )
• Answer( )
• AppendCDRUserField( )
• Authenticate( )
• Background( )
• BackgroundDetect( )
• Busy( )
• CallingPres( )
• ChangeMonitor( )
• ChanIsAvail( )
• CheckGroup( )
• Congestion( )
• ControlPlayback( )
• Curl( )
• Cut( )
• DateTime( )
• DBdel( )
• DBdeltree( )
• DBget( )
• DBput( )
• DeadAGI( )
• Dial( )
• DigitTimeout( )
• Directory( )
• DISA( )
• DumpChan( )
• DUNDiLookup( )
• EAGI( )
• Echo( )
• EndWhile( )
• ENUMLookup( )
• Eval( )
• Exec( )
• ExecIf( )
• FastAGI( )
• Festival( )
• Flash( )
• ForkCDR( )
• GetCPEID( )
• GetGroupCount( )
• GetGroupMatchCount( )
• Goto( )
• GotoIf( )
• GotoIfTime( )
• Hangup( )
• HasNewVoicemail( )
• HasVoicemail( )
• IAX2Provision( )
• ImportVar( )
• LookupBlacklist( )
• LookupCIDName( )
• Macro( )
• MailboxExists( )
• Math( )
• MeetMe( )
• MeetMeAdmin( )
• MeetMeCount( )
• Milliwatt( )
• Monitor( )
• MP3Player( )
• MusicOnHold( )
• NBScat( )
• NoCDR( )
• NoOp( )
• Park( )
• ParkAndAnnounce( )
• ParkedCall( )
• PauseQueueMember( )
• Playback( )
• Playtones( )
• Prefix( )
• PrivacyManager( )
• Progress( )
• Queue( )
• Random( )
• Read( )
• RealTime
• RealTimeUpdate( )
• Record( )
• RemoveQueueMember( )
• ResetCDR( )
• ResponseTimeout( )
• RetryDial( )
• Ringing( )
• SayAlpha( )
• SayDigits( )
• SayNumber( )
• SayPhonetic( )
• SayUnixTime( )
• SendDTMF( )
• SendImage( )
• SendText( )
• SendURL( )
• Set( )
• SetAccount( )
• SetAMAFlags( )
• SetCallerID( )
• SetCallerPres( )
• SetCDRUserField( )
• SetCIDName( )
• SetCIDNum( )
• SetGlobalVar( )
• SetGroup( )
• SetLanguage( )
• SetMusicOnHold( )
• SetRDNIS( )
• SetVar( )
• SIPAddHeader( )
• SIPDtmfMode( )
• SIPGetHeader( )
• SoftHangup( )
• StopMonitor( )
• StopPlaytones( )
• StripLSD( )
• StripMSD( )
• SubString( )
• Suffix( )
• System( )
• Transfer( )
• TrySystem( )
• TXTCIDName( )
• UnpauseQueueMember( )
• UserEvent( )
• Verbose( )
• VMAuthenticate( )
• VoiceMail( )
• VoiceMailMain( )
• Wait( )
• WaitExten( )
• WaitForRing( )
• WaitForSilence( )
• WaitMusicOnHold( )
• While( )
• Zapateller( )
• ZapBarge( )
• ZapRAS( )
• ZapScan( )
• Appendix C. AGI Reference
• ANSWER
• CHANNEL STATUS
• DATABASE DEL
• DATABASE DELTREE
• DATABASE GET
• DATABASE PUT
• EXEC
• GET DATA
• GET FULL VARIABLE
• GET OPTION
• GET VARIABLE
• HANGUP
• NOOP
• RECEIVE CHAR
• RECORD FILE
• SAY ALPHA
• SAY DATE
• SAY DATETIME
• SAY DIGITS
• SAY NUMBER
• SAY PHONETIC
• SAY TIME
• SEND IMAGE
• SEND TEXT
• SET AUTOHANGUP
• SET CALLERID
• SET CONTEXT
• SET EXTENSION
• SET MUSIC ON
• SET PRIORITY
• SET VARIABLE
• STREAM FILE
• TDD MODE
• VERBOSE
• WAIT FOR DIGIT
• Appendix D. Configuration Files
• Section D.1. modules.conf
• Section D.2. adsi.conf
• Section D.3. adtranvofr.conf
• Section D.4. agents.conf
• Section D.5. alarmreceiver.conf
• Section D.6. alsa.conf
• Section D.7. asterisk.conf
• Section D.8. cdr.conf
• Section D.9. cdr_manager.conf
• Section D.10. cdr_odbc.conf
• Section D.11. cdr_pgsql.conf
• Section D.12. cdr_tds.conf
• Section D.13. codecs.conf
• Section D.14. dnsmgr.conf
• Section D.15. dundi.conf
• Section D.16. enum.conf
• Section D.17. extconfig.conf
• Section D.18. extensions.conf
• Section D.19. features.conf
• Section D.20. festival.conf
• Section D.21. iax.conf
• Section D.22. iaxprov.conf
• Section D.23. indications.conf
• Section D.24. logger.conf
• Section D.25. manager.conf
• Section D.26. meetme.conf
• Section D.27. mgcp.conf
• Section D.28. modem.conf
• Section D.29. musiconhold.conf
• Section D.30. osp.conf
• Section D.31. oss.conf
• Section D.32. phone.conf
• Section D.33. privacy.conf
• Section D.34. queues.conf
• Section D.35. res_odbc.conf
• Section D.36. rpt.conf
• Section D.37. rtp.conf
• Section D.38. sip.conf
• Section D.39. sip_notify.conf
• Section D.40. skinny.conf
• Section D.41. voicemail.conf
• Section D.42. vpb.conf
• Section D.43. zapata.conf
• Section D.44. zaptel.conf
• Appendix E. Asterisk Command-Line Interface Reference
• Page #332 (Appendix E. Asterisk Command-Line Interface Reference)
• abort halt
• Section E.1. add
• Section E.2. agi
• Section E.3. database
• Section E.4. iax2
• Section E.5. indication
• Section E.6. logger
• Section E.7. meetme
• Section E.8. pri
• Section E.9. remove
• Section E.10. restart
• Section E.11. set
• Section E.12. show
• Section E.13. sip
• Section E.14. stop
• Section E.15. zap
• Colophon
• About the Authors
• Colophon
• Index
• SYMBOL
• A
• B
• C
• D
• E
• F
• G
• H
• I
• J
• K
• L
• M
• N
• O
• P
• Q
• R
• S
• T
• U
• V
• W
• X
• Y
• Z