Debian 9

Install Mysql

Please, follow this how to: [[1]]

Install voipmonitor sensor and GUI for 64bit arch

Installation of packages needed by voipmonitor's GUI

to works correctly (we assume latest mysql-5.7 is already installed link [[2]])

apt-get -y install php-gd php-mysql php php-cli apache2 libapache2-mod-php tshark mtr php-mcrypt librsvg2-bin gsfonts rrdtool php7.0-mbstring php7.0-zip

(When asked if non-superuser can capture traffic You can answer No)

create database needed for voipmonitor

mysqladmin create voipmonitor

Installing sensor - voipmonitor service

mkdir /usr/src/voipmonitor
cd /usr/src/voipmonitor
wget --content-disposition http://www.voipmonitor.org/current-stable-sniffer-static-64bit.tar.gz -O x.tar.gz
tar xzf x.tar.gz 
cd voipmonitor-*
./install-script.sh

Installing IOncube - php loader / decryptor

wget http://voipmonitor.org/ioncube/x86_64/ioncube_loader_lin_7.0.so -O /usr/lib/php/20151012/ioncube_loader_lin_7.0.so
echo "zend_extension = /usr/lib/php/20151012/ioncube_loader_lin_7.0.so" > /etc/php/7.0/mods-available/ioncube.ini
ln -s /etc/php/7.0/mods-available/ioncube.ini /etc/php/7.0/apache2/conf.d/01-ioncube.ini
ln -s /etc/php/7.0/mods-available/ioncube.ini /etc/php/7.0/cli/conf.d/01-ioncube.ini

Installing voipmonitor GUI

cd /var/www/html
rm -f index.html 
wget "http://www.voipmonitor.org/download-gui?version=latest&major=5&phpver=56&festry" -O w.tar.gz
tar xzf w.tar.gz
mv voipmonitor-gui*/* ./

Finalizing steps

For working alerts / reports run periodicaly script using scheduller and reload config

echo " * * * * * root php /var/www/html/php/run.php cron" >> /etc/crontab
kill -HUP `pgrep cron`

Create spooldir for sensor

mkdir /var/spool/voipmonitor/

Set privileges for apache

chown www-data /var/spool/voipmonitor/
chown -R www-data /var/www/html
/etc/init.d/apache2 restart

Edit sensor settings and start sensor - edit /etc/voipmonitor.conf and set appropriate mysql password,save* options and interface option (interface names gets changed in deb9)

/etc/init.d/voipmonitor start

Enable service start via sysV with:

systemctl enable voipmonitor