Setting up a web server on debian 9 (LAMP)

Apache2

sudo apt-get update
sudo apt-get install apache2
netstat -tulpn

MariaDB

sudo apt-get update
sudo apt-get install mariadb-server
sudo mysql_secure_installation
sudo systemctl status mariadb
sudo mysqladmin version

PHP

sudo apt-get install php libapache2-mod-php php-mysql
php -v