* [ftp](10-icinga-template-library.md#plugin-check-command-ftp)
* [webinject](10-icinga-template-library.md#plugin-contrib-command-webinject)
* [squid](10-icinga-template-library.md#plugin-contrib-command-squid)
-* [apache_status](10-icinga-template-library.md#plugin-contrib-command-apache_status)
+* [apache-status](10-icinga-template-library.md#plugin-contrib-command-apache-status)
* [nginx_status](10-icinga-template-library.md#plugin-contrib-command-nginx_status)
* [kdc](10-icinga-template-library.md#plugin-contrib-command-kdc)
* [rbl](10-icinga-template-library.md#plugin-contrib-command-rbl)
Database | PostgreSQL | [postgres](10-icinga-template-library.md#plugin-contrib-command-postgres)
Database | Housekeeping | Check the database size and growth and analyse metrics to examine trends.
Database | DB IDO | [ido](10-icinga-template-library.md#itl-icinga-ido) (more below)
-Webserver | Apache2, Nginx, etc. | [http](10-icinga-template-library.md#plugin-check-command-http), [apache_status](10-icinga-template-library.md#plugin-contrib-command-apache_status), [nginx_status](10-icinga-template-library.md#plugin-contrib-command-nginx_status)
+Webserver | Apache2, Nginx, etc. | [http](10-icinga-template-library.md#plugin-check-command-http), [apache-status](10-icinga-template-library.md#plugin-contrib-command-apache-status), [nginx_status](10-icinga-template-library.md#plugin-contrib-command-nginx_status)
Webserver | Certificates | [http](10-icinga-template-library.md#plugin-check-command-http)
Webserver | Authorization | [http](10-icinga-template-library.md#plugin-check-command-http)
Notifications | Mail (queue) | [smtp](10-icinga-template-library.md#plugin-check-command-smtp), [mailq](10-icinga-template-library.md#plugin-check-command-mailq)
> **Note**
>
-> If they are enabled, performance data will be shown in the web interface.
-> If run without the optional parameters, the plugin will output critical if any important updates are available.
+> If they are enabled, performance data will be shown in the web interface.
+> If run without the optional parameters, the plugin will output critical if any important updates are available.
### uptime-windows <a id="windows-plugins-uptime-windows"></a>
This category includes all plugins for web-based checks.
-#### apache_status <a id="plugin-contrib-command-apache_status"></a>
+#### apache-status <a id="plugin-contrib-command-apache-status"></a>
The [check_apache_status.pl](https://github.com/lbetz/check_apache_status) plugin
uses the [/server-status](https://httpd.apache.org/docs/current/mod/mod_status.html)