Download Asterisk Cookbook: Solutions to Everyday Telephony Problems by Leif Madsen PDF

By Leif Madsen

Asterisk has a wealth of positive factors that can assist you customise your PBX to fill very particular enterprise wishes. This brief cookbook bargains recipes for tackling dialplan basics, making and controlling calls, and tracking channels on your PBX setting. each one recipe encompasses a easy code answer you could positioned to paintings instantly, besides an in depth dialogue that gives perception into why and the way the recipe works.

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Additional info for Asterisk Cookbook: Solutions to Everyday Telephony Problems

Example text

Archive: Yes Archive call files after processing them. If this option is set to Yes, instead of deleting the call file after processing, Asterisk will move it to the /var/spool/asterisk/outgoing_done/ directory. Before the file is moved, Asterisk will add a Status line to the file to indicate if the originated call was Completed, Expired, or Failed. Now that we have covered all of the options that can be specified, the last bit of business is to make you aware of some of the important details about how Asterisk processes call files.

It allows you to request that Asterisk call you back after an unanswered or busy call attempt. In this example, we have used the generic agent and monitor policies. This method of configuration is the easiest to get working but only works for calls between phones connected to the same Asterisk system. The agent is the part of the system that operates on behalf of the caller requesting call completion services. The monitor is the part of the system that is in charge of monitoring the device (or devices) that were called to determine when they become available.

Com> extension was URIENCODE()’d, so we need to decode it. The value passed to URIEN CODE() comes from the CUT() function, which takes the extension and separates on the hyphen, only passing the second and third fields, and assigning them to the ChannelTo Spy variable. We are essentially cutting off the “spy-” part of the extension, as it contains no useful information. The rest of the extension is the channel name we need to spy on, as passed to us from the Originate() command in the PlayMessage macro.

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