Download Configuration Guide for Asterisk PBX by Flavio E. Goncalves PDF

By Flavio E. Goncalves

The configuration consultant for Asterisk PBX is a self-training fabric for the Digiums award profitable open resource software program. With 370 pages and 15 chapters is one the main whole courses for open resource IP telephony. it truly is now prepared for the model 1.4.

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Extra info for Configuration Guide for Asterisk PBX

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1 Asterisk runtime options The Asterisk starting process is very simple. If Asterisk is run without any parameters, it is launched as a daemon. /sbin/asterisk You can access Asterisk console by executing the command below. Please note that more than one console process can be run at the same time. 1, Copyright (C) 1999 - 2006, Digium, Inc. and others. Usage: asterisk [OPTIONS] Valid Options: -V Display version number and exit -C Use an alternate configuration file -G Run as a group other than the caller -U Run as a user other than the caller -c Provide console CLI -d Enable extra debugging -f Do not fork -F Always fork -g Dump core in case of a crash -h This help screen -i Initialize crypto keys at startup -I Enable internal timing if Zaptel timer is available -L Limit the maximum load average before rejecting new calls -M Limit the maximum number of calls to the specified value -m Mute the console from debugging and verbose output -n Disable console colorization -p Run as pseudo-realtime thread -q Quiet mode (suppress output) -r Connect to Asterisk on this machine -R Connect to Asterisk, and attempt to reconnect if disconnected -t Record soundfiles in /var/tmp and move them where they belong after they are done.

3 GRAMMARS Grammar Simple Group Object is created: All in the same line Conf. conf is the most basic grammar. Each object is declared with options in the same line. Example: [Session] Object 1 => op1,op2,op3 Object 2=> op1b,op2b,op3b In this example, object 1 is created with options op1, op2, op3 while object 2 is created with options op1, op2 and op3. conf where a lot of options are available and most interfaces and objects share the same options. Typically there are one or more sections with objects and channels declarations.

Asterisk runs in multiple operating systems, but we chose to keep things simple and start with a single operating system: Linux. We chose the Debian distribution because the dependencies are easy to install, this distribution is stable, and has a low footprint. Other distributions can be used as well. 3 MINIMUM HARDWARE Asterisk is CPU intensive because it uses the PC processor to process voice instead of dedicated DSPs. The most important parameter for CPU dimensioning is the number of simultaneous calls.

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