ubuntu apache httpd

sudo apt-get update
sudo apt-get install apache2

<VirtualHost *:80>
        ServerName ubuntu.example.com
        ServerAdmin webmaster@localhost
        DocumentRoot /var/www/html
        # Available loglevels: trace8, ..., trace1, debug, info, notice, warn,
        # error, crit, alert, emerg.
        # It is also possible to configure the loglevel for particular
        # modules, e.g.
        #LogLevel info ssl:warn
        ErrorLog ${APACHE_LOG_DIR}/error.log
        CustomLog ${APACHE_LOG_DIR}/access.log combined
        #Include conf-available/serve-cgi-bin.conf
</VirtualHost>

service apache2 restart

tail -f /var/log/apache2/access.log