Asterisk Blog - Page 23

Synopsis Send a Text Message Description SendText(text) Send text to the client on the connected channel. This application accepts a text string as argument and attempts to send it to the calling client via the sendtext function of…

Action: EventsSynopsis: Contol Event FlowPrivilege:Description: Enable/Disable sending of events to this manager client. Variables:EventMask: ‘on’ if all events should be sent, ‘off’ if no events should be sent, ‘system,call,log,verbose,command,agent,user’ to select which flags events should have to be…

Local Channel chan_local is a pseudo-channel. Use of this channel simply loops calls back into the dialplan in a different context. Useful for recursive routing; it is able to return to the dialplan after call completion. Syntax: Local/extension@context[/n]…

Introduction to Asterisk Dialplan Priorities Asterisk Priorities are used within a dialplan, in the extensions.conf configuration file. Priorities are numbered steps in the execution of each command that make up an extension. Each priority represents one specific application….

Introducing Contexts and Extensions The Dialplan consists of a collection of contexts. These context definitions are the most important part of the extensions.conf file and are the most important part of Asterisk configuration. A context is just a…

Asterisk, SIP and NAT Asterisk can both act as a SIP client and a SIP server. Asterisk as a SIP client is configured with type=peer (or type=friend) in one or more client sections of sip.conf and, optionally, one…

Operating Systems Asterisk is known to run on many OS platforms. However, Linux is the main platform for development and Digium hardware support. If you are running VoIP only, or if you are comfortable with using external media…

Purpose To collect and organize information pertaining to Integrated Services Digital Network ISDN Primary Rate Interface PRI functionality on Asterisk. Most cards use the Zaptel channel driver or DAHDI. Page Contents Hardware Installation Digium beroNet OpenVox Positron Telecom…

Synopsis Sets variable to value Version differences: This command is not available in Asterisk 1.0.9. Use SetVar instead. As of v1.2 SetVar is deprecated and we are back to Set. As of v1.4 the use of Set() to…

Synopsis Set variable to value Partially (?) deprecated: This command will be considered obsolete starting in asterisk 1.2. Use Set instead (except for usage in technology config files like sip.conf?) Description Setvar(variablename=value) Sets a variable variablename to value….

Synopsis Play a sound and/or video file Description Playback(filename1[&filename2…][,options]) Plays the specified sound or video file(s) (you need to omit the filename extension). Sound files are stored in the /var/lib/asterisk/sounds directory by default (the directory path can be…

The SIP Channel Module enables Asterisk to communicate via VoIP with SIP telephones and exchanges. Asterisk is able to act as: a SIP client: This means that Asterisk registers as a client to another SIP server and receives…

Asterisk consultants: Western Europe The list became too long for loading and editing. Please feel free to add companies or additional countries. Alphabetical order by country: Asterisk Consultants Austria Asterisk Consultants Belgium Asterisk Consultants Czech Republic Asterisk Consultants…