An Asterisk server has a very involved configuration system. One instance I manage has over 100 configuration files. As these configurations grow, it can be helpful to have a separate server running for testing and debugging problems. If you are planning a major change, it's often helpful to g...

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Categories: Voice / Voice over IP

This is a sad story. A few weeks ago, I set my OnePlus One down on a table outside so that it would not be in my pocket while I worked on the pool. I have done enough work on the pool to know that at any moment, I might go tumbling in! After successfully completing the pool work without taking th...

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Categories: Voice / Voice over IP

It seems the maximum length for variables (at least those in extensions.conf) in Asterisk 1.2 is 255 characters. Running into this problem has to be uncommon, but it can really bite you if aren't aware. Although I am only aware of this limitation in Asterisk 1.2, it might exist in other version as well.

Categories: Voice / Voice over IP

If your carrier doesn't allow 10 digit dialing for local numbers, you are probably pretty annoyed that you can't just hit the redial button on those missed calls. It's possible to rewrite these dialed numbers in your phone system, but I wanted to do this on my Cisco 7961 IP Phone instead.

Categories: Voice / Voice over IP

In Asterisk 1.4 and above, you can dynamically add and remove queue members from an extension or the command-line interface (CLI). Although you will most likely do most of your adding and removing via extensions, you might also find it helpful to remove a queue member by hand on occasion. Extension Commands These commands can […]

Categories: Voice / Voice over IP