How To Install apache2 on Debian 9
Introduction
In this tutorial we learn how to install apache2 on Debian 9.
What is apache2
apache2 is:
The Apache HTTP Server Project’s goal is to build a secure, efficient and extensible HTTP server as standards-compliant open source software. The result has long been the number one web server on the Internet.
Installing this package results in a full installation, including the configuration files, init scripts and support scripts.
There are three methods to install apache2 on Debian 9. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.
Install apache2 Using apt-get
Update apt database with apt-get using the following command.
sudo apt-get update
After updating apt database, We can install apache2 using apt-get by running the following command:
sudo apt-get -y install apache2
Install apache2 Using apt
Update apt database with apt using the following command.
sudo apt update
After updating apt database, We can install apache2 using apt by running the following command:
sudo apt -y install apache2
Install apache2 Using aptitude
If you want to follow this method, you might need to install aptitude first since aptitude is usually not installed by default on Debian. Update apt database with aptitude using the following command.
sudo aptitude update
After updating apt database, We can install apache2 using aptitude by running the following command:
sudo aptitude -y install apache2
How To Uninstall apache2 on Debian 9
To uninstall only the apache2 package we can use the following command:
sudo apt-get remove apache2
Uninstall apache2 And Its Dependencies
To uninstall apache2 and its dependencies that are no longer needed by Debian 9, we can use the command below:
sudo apt-get -y autoremove apache2
Remove apache2 Configurations and Data
To remove apache2 configuration and data from Debian 9 we can use the following command:
sudo apt-get -y purge apache2
Remove apache2 configuration, data, and all of its dependencies
We can use the following command to remove apache2 configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge apache2
Dependencies
apache2 have the following dependencies:
References
Summary
In this tutorial we learn how to install apache2 package on Debian 9 using different package management tools: apt, apt-get and aptitude.