How do you call AGI on Asterisk?
AGI commands can be invoked using the AMI action, with a variety of AGI specific events passed back over the AMI connection. AsyncAGI should be invoked by passing agi:async to the command parameter. As of 1.6. 0 , this channel will not stop dialplan execution on hangup inside of this application.
What is AGI script?
The Asterisk Gateway Interface, or AGI, provides a standard interface by which external programs may control the Asterisk dialplan. Usually, AGI scripts are used to do advanced logic, communicate with relational databases (such as PostgreSQL or MySQL), and access other external resources.

What is PHP AGI?
PHPAGI is a PHP class for the Asterisk Gateway Interface. The package is available for use and distribution under the terms of the GNU Public License. PHPAGI was originally written by Matthew Asham and has been fixed, tweaked and molded by a team of developers.
How can I check Asterisk call status?
When you read the callfile, you’ll notice that Asterisk has appended a status at the bottom of the call file, which will tell you the final status of the call. The BEST way to get this information is by having your PHP script read from the CDR records on your Asterisk server.
What is AMI and AGI?
AMI is third party control, and doesn’t appear in the dialplan. AGI is first party control and always has to appear in the dialplan…

What is Asterisk Ari?
ARI is an asynchronous API that allows developers to build communications applications by exposing the raw primitive objects in Asterisk – channels, bridges, endpoints, media, etc. – through an intuitive REST interface. The state of the objects being controlled by the user are conveyed via JSON events over a WebSocket.
What is Asterisk Manager?
The Asterisk Manager Interface (AMI) is a monitoring and management interface over TCP. With the manager interface, you can control the UCx to: originate calls, check mailbox status, monitor channels, queues and also execute commands.
What is stasis in asterisk?
As the name suggests, Stasis is an internal publish/subscribe message bus that lets the real-time core of Asterisk inform other modules or components – who subscribe for specific information topic – about events that occurred that they were interested in.
How many calls can asterisk handle?
constraints for the maximum call rate An Asterisk server similar to the one used in the laboratory configuration may support up to 250 simultaneous calls, equivalent to 500 simultaneous channels.
What is an Asterisk server?
Asterisk turns an ordinary computer into a communications server. Asterisk powers IP PBX systems, VoIP gateways, conference servers and other custom solutions. It is used by small businesses, large businesses, call centers, carriers and government agencies, worldwide. Asterisk is free and open source.
Does asterisk have a GUI?
The Asterisk GUI is the interface that comes with the AsteriskNOW distribution or can be added to an existing Asterisk installation.