1. Install CentOS, enabling the following packages:
*DNS Server
*Web Server
*Mail Server
*MySQL Database
*Development Tools
yum install nano
reboot
2. Edit Network settings
nano /etc/sysconfig/network
HOSTNAME=internal.hostname.DOMAIN.com (Set your internal hostname name here)
Ctrl-X to save, 'Y' to confirm
nano /etc/sysconfig/network-scripts/ifcfg-eth0
IPADDR=192.168.1.20 (Note: set this to an IP-address matching your net) NETMASK=255.255.255.0 (Note: set this to an IP-mask matching your net) GATEWAY=192.168.1.1 (Note: set this to an IP-address matching your gateway) NETWORK=192.168.1.0 (Note: set this to an IP-address matching your net)
Ctrl-X to save, 'Y' to confirm
echo "options {" >> /etc/named.conf
echo " directory \"/var/named\";" >> /etc/named.conf
echo " dump-file \"/var/named/data/cache_dump.db\";" >> /etc/named.conf
echo " statistics-file \"/var/named/data/named_stats.txt\";" >> /etc/named.conf
echo "}" >> /etc/named.conf
echo "include \"/etc/rndc.key\";" >> /etc/named.conf
service named start
chkconfig named on
nano /etc/resolv.conf
search internal.DOMAIN.com (Set your internal domain name here) nameserver 192.168.1.5 (Set your name server IP-address here) nameserver 127.0.0.1
Ctrl-X to save, 'Y' to confirm
nano /etc/hosts
127.0.0.1 internal.hostname.DOMAIN.com (Set your internal hostname name here) 127.0.0.1 asterisk1.local 127.0.0.1 localhost
Ctrl-X to save, 'Y' to confirm
iptables -P INPUT ACCEPT
iptables -P OUTPUT ACCEPT
iptables -P FORWARD ACCEPT
iptables -F
iptables -X
/etc/init.d/iptables save
service network restart
3. Update:
yum -y update
4. Disable Selinux:
echo "selinux=disabled" > /etc/selinux/config
reboot
5. Install dependencies and extra packages:
yum install e2fsprogs-devel keyutils-libs-devel krb5-devel libogg libselinux-devel libsepol-devel libxml2-devel libtiff-devel gmp php-pear php-pear-DB php-gd php-mysql php-pdo kernel-devel ncurses-devel audiofile-devel libogg-devel openssl-devel mysql-devel zlib-devel perl-DateManip sendmail-cf sox
cd /usr/src
wget http://sourceforge.net/projects/lame/files/lame/3.98.4/lame-3.98.4.tar.gz
tar zxvf lame-3.98.4tar.gz
cd lame-3.98.4
./configure
make
make install
6. Install Asterisk and FreePBX:
cd /usr/src
note: there are later versions of Asterisk, 1.6.2 and 1.8
wget http://downloads.digium.com/pub/asterisk/asterisk-1.4-current.tar.gz
wget http://downloads.digium.com/pub/asterisk/asterisk-addons-1.4-current.tar.gz
wget http://downloads.asterisk.org/pub/telephony/dahdi-linux-complete/dahdi-linux-complete-current.tar.gz
note: libpri is only needed for ISDN, if you only want SIP skip this install
wget http://downloads.digium.com/pub/libpri/libpri-1.4-current.tar.gz
note: the latest FreePBX is 2.8, edited to reflect this
wget http://mirror.freepbx.org/freepbx-2.8.1.tar.gz
tar zxvf asterisk-1.4-current.tar.gz
tar zxvf asterisk-addons-1.4-current.tar.gz
tar zxvf dahdi-linux-complete-current.tar.gz
note: skip this step if you are not using ISDN
tar zxvf libpri-1.4-current.tar.gz
tar zxvf freepbx-2.8.1.tar.gz
cd /var/lib/asterisk/sounds
wget http://downloads.digium.com/pub/telephony/sounds/asterisk-extra-sounds-en-gsm-current.tar.gz
tar zxvf asterisk-extra-sounds-en-gsm-current.tar.gz
cd /usr/src/dahdi-linux-complete-CURRENT
make
make install
make config
note: skip these step if you are not using ISDN
cd /usr/src/libpri-1.4-CURRENT make clean make make install
cd /usr/src/asterisk-1.4-CURRENT
useradd -c "Asterisk PBX" -d /var/lib/asterisk asterisk
mkdir /var/run/asterisk
mkdir /var/log/asterisk
chown -R asterisk:asterisk /var/run/asterisk
chown -R asterisk:asterisk /var/log/asterisk
chown -R asterisk:asterisk /var/lib/php/session/
nano +231 /etc/httpd/conf/httpd.conf
Change User apache and Group apache to User asterisk and Group asterisk.
Ctrl-X to save, 'Y' to confirm
nano +329 /etc/httpd/conf/httpd.conf
Change AllowOverride None to AllowOverride All
Ctrl-X to save, 'Y' to confirm
./configure
make
make install
/etc/init.d/mysqld start
cd /usr/src/freepbx-2.8.1
mysqladmin create asterisk
mysqladmin create asteriskcdrdb
mysql asterisk < SQL/newinstall.sql
mysql asteriskcdrdb < SQL/cdr_mysql_table.sql
mysql
GRANT ALL PRIVILEGES ON asteriskcdrdb.* TO asteriskuser@localhost IDENTIFIED BY 'SOMEPASSWORD';
GRANT ALL PRIVILEGES ON asterisk.* TO asteriskuser@localhost IDENTIFIED BY 'SOMEPASSWORD';
flush privileges;
\q
mysqladmin -u root password 'SOMEPASSWORD'
cd /usr/src/asterisk-addons
./configure
make
make install
cd /usr/src/freepbx-2.8.1
./start_asterisk start
./install_amp --username=asteriskuser --password=SOMEPASSWORD
echo "/usr/local/sbin/amportal start" >> /etc/rc.local
chkconfig httpd on
chkconfig mysqld on
Open browser to http://ipaddressofpbx/admin
Click red bar in FreePBX
7. Fix ARI password:
note: in FreePBX 2.8 you do this in /etc/amportal.conf
nano -w /etc/amportal.conf
ARI_ADMIN_PASSWORD=SOMEPASSWORD
Ctrl-X to save, 'Y' to confirm
8. Configure Sendmail:
nano /etc/mail/sendmail.mc
define(`SMART_HOST', `relay.DOMAIN.com)dnl
MASQUERADE_AS(`pbx.DOMAIN.com')dnl
FEATURE(`masquerade_envelope')dnl
Ctrl-X to save, 'Y' to confirm
make -C /etc/mail
9. Edit sip_nat.conf for proper NAT:
note: in FreePBX 2.8 you can download Asterisk SIP Settings module to do this
nano /etc/asterisk/sip_nat.conf
localnet=192.168.1.0/255.255.255.0 externhost=pbx.DOMAIN.com (Set your external hostname name here) externrefresh=10 fromdomain=DOMAIN.com (Set your external domain name here) nat=yes qualify=yes canreinvite=no
Ctrl-X to save, 'Y' to confirm
10. Add extra codecs to config:
note: in FreePBX 2.8 you can download Asterisk SIP Settings module to do this
nano /etc/asterisk/sip_custom.conf
allow=gsm allow=h261 allow=h263 allow=h263p videosupport=yes
Ctrl-X to save, 'Y' to confirm
note: in FreePBX 2.8 you can download Asterisk IAX Settings module to do this
nano /etc/asterisk/iax_custom.conf
allow=gsm allow=h261 allow=h263 allow=h263p videosupport=yes
Ctrl-X to save, 'Y' to confirm
asterisk -rx reload
11. Edit voicemail config:
nano /etc/amportal.conf
If the web interface on your PBX will be accessible on the internet:
AMPWEBADDRESS=pbx.DOMAIN.com (Set your external hostname name here)
If the web interface on your PBX will be accessible only on your internal network:
AMPWEBADDRESS=internal.hostname.DOMAIN.com (Set your internal hostname name here)
Ctrl-X to save, 'Y' to confirm
or if your users will NOT have access to the web interface:
nano /etc/asterisk/vm_email.inc
remove "Visit http://AMPWEBADDRESS/cgi-bin/vmail.cgi?action=login&mailbox=${VM_MAILBOX} to check your voicemail with a web browser.\n"
Ctrl-X to save, 'Y' to confirm
nano /etc/asterisk/vm_general.inc
serveremail=pbx@DOMAIN.com ; Who the e-mail notification should appear to come from fromstring=DOMAIN PBX ; Real name of email sender
Ctrl-X to save, 'Y' to confirm
12. Fix MOH directory:
ln -s /var/lib/asterisk/moh /var/lib/asterisk/mohmp3
asterisk -rx reload
14. Open browser to http://ipaddressofpbx
Done!
Optional Package:
ConfControl is a partial rewrite of Web-MeetMe which includes only the conference control page and not all the scheduling options. It includes a replacement index.html page which adds a link to ConfControl from the FreePBX home page.
cd /var/www/html
wget http://www.2l2o.com/asterisk/ConfControl1.0.tar.gz
tar zxvf ConfControl1.0.tar.gz
rm ConfControl1.0.tar.gz