Asterisk’s Installation

Requirements Kernel source bison bison-devel ncurses ncurses-devel zlib zlib-devel openssl openssl-devel gnutls-devel gcc gcc-c++

Installation

Check the required packages:

rpm -q kernel-develrpm -q bisonrpm -q bison-develrpm -q ncursesrpm -q ncurses-develrpm -q zlibrpm -q zlib-develrpm -q opensslrpm -q openssl-develrpm -q gnutls-develrpm -q gccrpm -q gcc-c++

Install the packages if they are not installed:

yum install kernel-devel

yum install bison

yum install bison-devel

yum install ncurses

yum install ncurses-devel

yum install zlib

yum install zlib-devel

yum install openssl

yum install openssl-devel

yum install gnutls-devel

yum install gcc

yum install gcc-c++

Installation

Voice over IP (VoIP) Scenarios

Pure VoIP System Connecting Asterisk to PSTN

A Pure VoIP System

Installing a Pure VoIP ServerFiles needed

asterisk-1.4.x.tar.gzasterisk-addon-

1.4.x.tar.gzasterisk-sounds-

1.4.x.tar.gz

Installing a Pure VoIP Server

Download required packages wget http://downloads.digium.com/pub/asterisk/old-releases/ asterisk-

1.4.14.tar.gz

wget http://downloads.digium.com/pub/asterisk/old-releases/asterisk-

addons-1.4.6.tar.gz

wget http://downloads.digium.com/pub/asterisk/old-releases/asterisk-

sounds-1.2.1.tar.gz Installation

Install mpg123 to play mp3 files for music-on-hold before

Asterisk’s installation wget http://mpg123.orgis.org/download/mpg123-1.2.0.tar.gz

tar -zxvf mpg123-1.2.0.tar.gz

Installation cd mpg123-1.2.0

./configure make make install ln -s /usr/local/bin/mpg123 /usr/bin/mpg123

Installing Asterisk tar -zxvf asterisk-1.4.14.tar.gz cd asterisk-1.4.14 make clean ./configure make make install make samples make config

Installation Installing Asterisk’s Add-ons

tar -zxvf asterisk-addon-1.4.6.tar.gz

cd asterisk-addon-1.4.6

make clean

make

make install

Installing Asterisk’s Sounds

tar -zxvf asterisk-sounds-1.2.6.tar.gz

cd asterisk-sounds-1.2.6

make

make install

Connecting Asterisk to PSTN

Installation

Files needed

libpri-1.4.x.tar.gz zaptel-1.4.x.tar.gz asterisk-1.4.x.tar.gz asterisk-addon-1.4.x.tar.gz asterisk-sounds-1.4.x.tar.gz

Installation Download required packages

wget http://downloads.digium.com/pub/asterisk/old-releases/ asterisk-

1.4.14.tar.gz

wget http://downloads.digium.com/pub/zaptel/releases/ zaptel-1.4.8.tar.gz

wget http://downloads.digium.com/pub/libpri/releases/libpri-1.4.3.tar.gz

wget http://downloads.digium.com/pub/asterisk/old-releases/asterisk-addons-

1.4.6.tar.gz

wget http://downloads.digium.com/pub/asterisk/old-releases/asterisk-sounds-

1.2.1.tar.gz

Installation

Installing libpri tar -zxvf libpri-1.4.3.tar.gz cd libpri-1.4.3 make make install

Installing zaptel tar -zxvf zaptel-1.4.8.tar.gz cd zaptel-1.4.8 ./install_prereq test ;Check for dependencies ./install_prereq install ;Install dependencies if not installed ./configure make make install make config

The remaining installation is similar to that of a pure VoIP Asterisk System

Starting and Managing Asterisk

Asterisk can be started by typing: /usr/sbin/asterisk

To connect to an Asterisk daemon, type: asterisk –r

To make Asterisk more verbose, type: asterisk -vvvvvr

Connecting to Asterisk Console

Once connected to an Asterisk console, you will get:

Asterisk 1.4.14, Copyright (C) 1999 - 2007 Digium, Inc. and others.Created by Mark Spencer <markster@digium.com>Asterisk comes with ABSOLUTELY NO WARRANTY; type 'core show

warranty' for details.This is free software, with components licensed under the GNU General

PublicLicense version 2 and other licenses; you are welcome to redistribute it

undercertain conditions. Type 'core show license' for details.==============================================

===========================Connected to Asterisk 1.4.14 currently running on localhost (pid = 3960)Verbosity is at least 3localhost*CLI>

Asterisk’s Console Commands

Type the following commands on Asterisk’s console:

help To have a list of all commands reload To reload the configuration stop To stop the Asterisk process exit To exit the command line interface