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Introduction
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Asterisk Reference Information Version
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Introductions
Contents
Channel Variables
Subsections
Introduction
Parameter Quoting
Variables
Variable Inheritance
Example
Selecting Characters from Variables
Expressions
Spaces Inside Variables Values
Operators
Floating Point Numbers
Functions
Examples
Numbers Vs. Strings
Conditionals
Parse Errors
NULL Strings
Warning
Incompatabilities
Debugging Hints
Asterisk standard channel variables
Application return values
Various application variables
The MeetMe Conference Bridge
The VoiceMail() application
The VMAuthenticate() application
DUNDiLookup()
chan_dahdi
chan_sip
chan_agent
The Dial() application
The chanisavail() application
Dialplan Macros
The ChanSpy() application
OSP
lmadsen 2010-01-14