Ubuntu 21.04
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Apache2 : Install2021/05/17

 
Install Apache2 to Configure HTTP Server. HTTP uses 80/TCP.
[1] Install Apache2.
root@www:~#
apt -y install apache2
[2] Configure Apache2.
root@www:~#
vi /etc/apache2/conf-enabled/security.conf
# line 25 : change

ServerTokens
Prod
root@www:~#
vi /etc/apache2/mods-enabled/dir.conf
# line 2 : add file name that it can access only with directory's name

DirectoryIndex
index.html index.htm
root@www:~#
vi /etc/apache2/apache2.conf
# line 70 : add to specify server name

ServerName www.srv.world
root@www:~#
vi /etc/apache2/sites-enabled/000-default.conf
# line 11 : change to webmaster's email

ServerAdmin
webmaster@srv.world
root@www:~#
systemctl restart apache2

[3] Access to [http://(your server's hostname or IP address)/] with web browser. It's OK if following page is shown. (default page)
Matched Content