Configuration for enable modules is stored in:
/etc/apache2/mods-enabled
Available but inactive modules are stored in:
/etc/apache2/mods-available
A module can be enabled with:
a2enmod [modulename]
Where [modulename] is the module to be enabled.
For example:
a2enmod rewrite
will enable the rewrite module.
A module can be disabled in a similar fashion with:
a2dismod [modulename]
Don’t forget to restart apache after making changes with:
service apache2 restart
