# <a id="configuring-icinga2"></a> Configuring Icinga 2
+## <a id="global-constants"></a> Global Constants
+
+Icinga 2 provides a number of special global constants. Some of them can be overriden using the `--define` command line parameter:
+
+Variable |Description
+--------------------|-------------------
+PrefixDir |**Read-only.** Contains the installation prefix that was specified with cmake -DCMAKE_INSTALL_PREFIX. Defaults to "/usr/local".
+SysconfDir |**Read-only.** Contains the path of the sysconf directory. Defaults to PrefixDir + "/etc".
+ZonesDir |**Read-only.** Contains the path of the zones.d directory. Defaults to SysconfDir + "/zones.d".
+LocalStateDir |**Read-only.** Contains the path of the local state directory. Defaults to PrefixDir + "/var".
+PkgDataDir |**Read-only.** Contains the path of the package data directory. Defaults to PrefixDir + "/share/icinga2".
+StatePath |**Read-write.** Contains the path of the Icinga 2 state file. Defaults to LocalStateDir + "/lib/icinga2/icinga2.state".
+PidPath |**Read-write.** Contains the path of the Icinga 2 PID file. Defaults to LocalStateDir + "/run/icinga2/icinga2.pid".
+Vars |**Read-write.** Contains a dictionary with global custom attributes. Not set by default.
+NodeName |**Read-write.** Contains the cluster node name. Set to the local hostname by default.
+ApplicationType |**Read-write.** Contains the name of the Application type. Defaults to "icinga/IcingaApplication".
+EnableNotifications |**Read-write.** Whether notifications are globally enabled. Defaults to true.
+EnableEventHandlers |**Read-write.** Whether event handlers are globally enabled. Defaults to true.
+EnableFlapping |**Read-write.** Whether flap detection is globally enabled. Defaults to true.
+EnableHostChecks |**Read-write.** Whether active host checks are globally enabled. Defaults to true.
+EnableServiceChecks |**Read-write.** Whether active service checks are globally enabled. Defaults to true.
+EnablePerfdata |**Read-write.** Whether performance data processing is globally enabled. Defaults to true.
+UseVfork |**Read-write.** Whether to use vfork(). Only available on *NIX. Defaults to true.
+
## <a id="configuration-syntax"></a> Configuration Syntax
-## <a id="global-constants"></a> Global Constants
-
-Icinga 2 provides a number of special global constants. Some of them can be overriden using the `--define` command line parameter:
-
-Variable |Description
---------------------|-------------------
-PrefixDir |**Read-only.** Contains the installation prefix that was specified with cmake -DCMAKE_INSTALL_PREFIX. Defaults to "/usr/local".
-SysconfDir |**Read-only.** Contains the path of the sysconf directory. Defaults to PrefixDir + "/etc".
-ZonesDir |**Read-only.** Contains the path of the zones.d directory. Defaults to SysconfDir + "/zones.d".
-LocalStateDir |**Read-only.** Contains the path of the local state directory. Defaults to PrefixDir + "/var".
-PkgDataDir |**Read-only.** Contains the path of the package data directory. Defaults to PrefixDir + "/share/icinga2".
-StatePath |**Read-write.** Contains the path of the Icinga 2 state file. Defaults to LocalStateDir + "/lib/icinga2/icinga2.state".
-PidPath |**Read-write.** Contains the path of the Icinga 2 PID file. Defaults to LocalStateDir + "/run/icinga2/icinga2.pid".
-Vars |**Read-write.** Contains a dictionary with global custom attributes. Not set by default.
-NodeName |**Read-write.** Contains the cluster node name. Set to the local hostname by default.
-ApplicationType |**Read-write.** Contains the name of the Application type. Defaults to "icinga/IcingaApplication".
-EnableNotifications |**Read-write.** Whether notifications are globally enabled. Defaults to true.
-EnableEventHandlers |**Read-write.** Whether event handlers are globally enabled. Defaults to true.
-EnableFlapping |**Read-write.** Whether flap detection is globally enabled. Defaults to true.
-EnableHostChecks |**Read-write.** Whether active host checks are globally enabled. Defaults to true.
-EnableServiceChecks |**Read-write.** Whether active service checks are globally enabled. Defaults to true.
-EnablePerfdata |**Read-write.** Whether performance data processing is globally enabled. Defaults to true.
-UseVfork |**Read-write.** Whether to use vfork(). Only available on *NIX. Defaults to true.
-
-
## <a id="object-types"></a> Object Types
### <a id="objecttype-host"></a> Host
endpoints |**Optional.** Dictionary with endpoints located in this zone.
parent |**Optional.** Parent zone.
+
+
+## <a id="icinga-template-library"></a> Icinga Template Library
+
+### <a id="itl-overview"></a> Overview
+
+The Icinga Template Library (ITL) implements standard templates and object
+definitions for commonly used services.
+
+You can include the ITL by using the `include` directive in your configuration
+file:
+
+ include <itl>
+
+### <a id="itl-generic-templates"></a> Generic Templates
+
+These templates are imported by the provided example configuration.
+
+#### <a id="itl-plugin-check-command"></a> plugin-check-command
+
+Command template for check plugins executed by Icinga 2.
+
+The `plugin-check-command` command does not support any vars.
+
+#### <a id="itl-plugin-notification-command"></a> plugin-notification-command
+
+Command template for notification scripts executed by Icinga 2.
+
+The `plugin-notification-command` command does not support any vars.
+
+#### <a id="itl-plugin-event-command"></a> plugin-event-command
+
+Command template for event handler scripts executed by Icinga 2.
+
+The `plugin-event-command` command does not support any vars.
+
+### <a id="itl-check-commands"></a> Check Commands
+
+These check commands are embedded into Icinga 2 and do not require any external
+plugin scripts.
+
+#### <a id="itl-icinga"></a> icinga
+
+Check command for the built-in `icinga` check. This check returns performance
+data for the current Icinga instance.
+
+The `icinga` check command does not support any vars.
+
+#### <a id="itl-icinga"></a> cluster
+
+Check command for the built-in `cluster` check. This check returns performance
+data for the current Icinga instance and connected endpoints.
+
+The `cluster` check command does not support any vars.
+
+
+
+## <a id="plugin-check-commands"></a> Plugin Check Commands
+
+### <a id="plugin-check-command-overview"></a> Overview
+
+The Plugin Check Commands provides example configuration for plugin check commands
+provided by the the Monitoring Plugins project.
+
+You can include the plugin check command definitions by using the `include`
+directive in your configuration file:
+
+ include <plugins>
+
+The plugin check commands assume that there's a global constant named `PluginDir`
+which contains the path of the plugins from the Monitoring Plugins project.
+
+
+#### <a id="plugin-check-command-ping4"></a> ping4
+
+Check command object for the `check_ping` plugin.
+
+Custom Attributes:
+
+Name | Description
+----------------|--------------
+ping_address | **Optional.** The host's IPv4 address. Defaults to "$address$".
+ping_wrta | **Optional.** The RTA warning threshold in milliseconds. Defaults to 100.
+ping_wpl | **Optional.** The packet loss warning threshold in %. Defaults to 5.
+ping_crta | **Optional.** The RTA critical threshold in milliseconds. Defaults to 200.
+ping_cpl | **Optional.** The packet loss critical threshold in %. Defaults to 15.
+ping_packets | **Optional.** The number of packets to send. Defaults to 5.
+ping_timeout | **Optional.** The plugin timeout in seconds. Defaults to 0 (no timeout).
+
+#### <a id="plugin-check-command-ping6"></a> ping6
+
+Check command object for the `check_ping` plugin.
+
+Custom Attributes:
+
+Name | Description
+----------------|--------------
+ping_address | **Optional.** The host's IPv6 address. Defaults to "$address6$".
+ping_wrta | **Optional.** The RTA warning threshold in milliseconds. Defaults to 100.
+ping_wpl | **Optional.** The packet loss warning threshold in %. Defaults to 5.
+ping_crta | **Optional.** The RTA critical threshold in milliseconds. Defaults to 200.
+ping_cpl | **Optional.** The packet loss critical threshold in %. Defaults to 15.
+ping_packets | **Optional.** The number of packets to send. Defaults to 5.
+ping_timeout | **Optional.** The plugin timeout in seconds. Defaults to 0 (no timeout).
+
+#### <a id="plugin-check-command-hostalive"></a> hostalive
+
+Check command object for the `check_ping` plugin with host check default values.
+
+Custom Attributes:
+
+Name | Description
+----------------|--------------
+ping_address | **Optional.** The host's IPv4 address. Defaults to "$address$".
+ping_wrta | **Optional.** The RTA warning threshold in milliseconds. Defaults to 3000.
+ping_wpl | **Optional.** The packet loss warning threshold in %. Defaults to 80.
+ping_crta | **Optional.** The RTA critical threshold in milliseconds. Defaults to 5000.
+ping_cpl | **Optional.** The packet loss critical threshold in %. Defaults to 100.
+ping_packets | **Optional.** The number of packets to send. Defaults to 5.
+ping_timeout | **Optional.** The plugin timeout in seconds. Defaults to 0 (no timeout).
+
+#### <a id="plugin-check-command-dummy"></a> dummy
+
+Check command object for the `check_dummy` plugin.
+
+Custom Attributes:
+
+Name | Description
+----------------|--------------
+dummy_state | **Optional.** The state. Can be one of 0 (ok), 1 (warning), 2 (critical) and 3 (unknown). Defaults to 0.
+dummy_text | **Optional.** Plugin output. Defaults to "Check was successful.".
+
+#### <a id="plugin-check-command-passive"></a> passive
+
+Specialised check command object for passive checks executing the `check_dummy` plugin with appropriate default values.
+
+Custom Attributes:
+
+Name | Description
+----------------|--------------
+dummy_state | **Optional.** The state. Can be one of 0 (ok), 1 (warning), 2 (critical) and 3 (unknown). Defaults to 3.
+dummy_text | **Optional.** Plugin output. Defaults to "No Passive Check Result Received.".
+
+#### <a id="plugin-check-command-tcp"></a> tcp
+
+Check command object for the `check_tcp` plugin.
+
+Custom Attributes:
+
+Name | Description
+----------------|--------------
+tcp_address | **Optional.** The host's address. Defaults to "$address$".
+tcp_port | **Required.** The port that should be checked.
+
+#### <a id="plugin-check-command-udp"></a> udp
+
+Check command object for the `check_udp` plugin.
+
+Custom Attributes:
+
+Name | Description
+----------------|--------------
+udp_address | **Optional.** The host's address. Defaults to "$address$".
+udp_port | **Required.** The port that should be checked.
+
+#### <a id="plugin-check-command-http-ip"></a> http
+
+Check command object for the `check_http` plugin.
+
+Custom Attributes:
+
+Name | Description
+-------------------|--------------
+http_address | **Optional.** The host's address. Defaults to "$address".
+http_vhost | **Optional.** The virtual host that should be sent in the "Host" header.
+http_uri | **Optional.** The request URI.
+http_port | **Optional.** The TCP port. Defaults to 80 when not using SSL, 443 otherwise.
+http_ssl | **Optional.** Whether to use SSL. Defaults to false.
+http_warn_time | **Optional.** The warning threshold.
+http_critical_time | **Optional.** The critical threshold.
+
+#### <a id="plugin-check-command-smtp"></a> smtp
+
+Check command object for the `check_smtp` plugin.
+
+Custom Attributes:
+
+Name | Description
+---------------------|--------------
+smtp_address | **Optional.** The host's address. Defaults to "$address$".
+
+#### <a id="plugin-check-command-ssmtp"></a> ssmtp
+
+Check command object for the `check_ssmtp` plugin.
+
+Custom Attributes:
+
+Name | Description
+----------------|--------------
+ssmtp_address | **Required.** The host's address. Defaults to "$address$".
+ssmtp_port | **Optional.** The port that should be checked. Defaults to 465.
+
+#### <a id="plugin-check-command-ntp-time"></a> ntp_time
+
+Check command object for the `check_ntp_time` plugin.
+
+Custom Attributes:
+
+Name | Description
+----------------|--------------
+ntp_address | **Optional.** The host's address. Defaults to "$address$".
+
+#### <a id="plugin-check-command-ssh"></a> ssh
+
+Check command object for the `check_ssh` plugin.
+
+Custom Attributes:
+
+Name | Description
+----------------|--------------
+ssh_address | **Optional.** The host's address. Defaults to "$address$".
+ssh_port | **Optional.** The port that should be checked. Defaults to 22.
+
+#### <a id="plugin-check-command-disk"></a> disk
+
+Check command object for the `check_disk` plugin.
+
+Custom Attributes:
+
+Name | Description
+----------------|--------------
+disk_wfree | **Optional.** The free space warning threshold in %. Defaults to 20.
+disk_cfree | **Optional.** The free space critical threshold in %. Defaults to 10.
+
+#### <a id="plugin-check-command-users"></a> users
+
+Check command object for the `check_disk` plugin.
+
+Custom Attributes:
+
+Name | Description
+----------------|--------------
+users_wgreater | **Optional.** The user count warning threshold. Defaults to 20.
+users_cgreater | **Optional.** The user count critical threshold. Defaults to 50.
+
+#### <a id="plugin-check-command-processes"></a> procs
+
+Check command object for the `check_procs` plugin.
+
+Custom Attributes:
+
+Name | Description
+----------------|--------------
+procs_wgreater | **Optional.** The process count warning threshold. Defaults to 250.
+procs_cgreater | **Optional.** The process count critical threshold. Defaults to 400.
+
+#### <a id="plugin-check-command-swap"></a> swap
+
+Check command object for the `check_swap` plugin.
+
+Custom Attributes:
+
+Name | Description
+----------------|--------------
+swap_wfree | **Optional.** The free swap space warning threshold in %. Defaults to 50.
+swap_cfree | **Optional.** The free swap space critical threshold in %. Defaults to 25.
+
+#### <a id="plugin-check-command-load"></a> load
+
+Check command object for the `check_load` plugin.
+
+Custom Attributes:
+
+Name | Description
+----------------|--------------
+load_wload1 | **Optional.** The 1-minute warning threshold. Defaults to 5.
+load_wload5 | **Optional.** The 5-minute warning threshold. Defaults to 4.
+load_wload15 | **Optional.** The 15-minute warning threshold. Defaults to 3.
+load_cload1 | **Optional.** The 1-minute critical threshold. Defaults to 10.
+load_cload5 | **Optional.** The 5-minute critical threshold. Defaults to 6.
+load_cload15 | **Optional.** The 15-minute critical threshold. Defaults to 4.
+
+#### <a id="plugin-check-command-snmp"></a> snmp
+
+Check command object for the `check_snmp` plugin.
+
+Custom Attributes:
+
+Name | Description
+----------------|--------------
+snmp_address | **Optional.** The host's address. Defaults to "$address$".
+snmp_oid | **Required.** The SNMP OID.
+snmp_community | **Optional.** The SNMP community. Defaults to "public".
+
+#### <a id="plugin-check-command-snmp-uptime"></a> snmp-uptime
+
+Check command object for the `check_snmp` plugin.
+
+Custom Attributes:
+
+Name | Description
+----------------|--------------
+snmp_address | **Optional.** The host's address. Defaults to "$address$".
+snmp_oid | **Optional.** The SNMP OID. Defaults to "1.3.6.1.2.1.1.3.0".
+snmp_community | **Optional.** The SNMP community. Defaults to "public".
+
+#### <a id="plugin-check-command-dhcp"></a> dhcp
+
+Check command object for the `check_dhcp` plugin.
+
+Custom Attributes:
+
+Name | Description
+----------------|--------------
+dhcp_serverip | **Optional.** The IP address of the DHCP server which we should get a response from.
+dhcp_requestedip| **Optional.** The IP address which we should be offered by a DHCP server.
+dhcp_timeout | **Optional.** The timeout in seconds.
+dhcp_interface | **Optional.** The interface to use.
+dhcp_mac | **Optional.** The MAC address to use in the DHCP request.
+dhcp_unicast | **Optional.** Whether to use unicast requests. Defaults to false.
+
+#### <a id="plugin-check-command-nscp"></a> nscp
+
+Check command object for the `check_nt` plugin.
+
+Custom Attributes:
+
+Name | Description
+----------------|--------------
+nscp_address | **Optional.** The host's address. Defaults to "$address$".
+nscp_port | **Optional.** The NSClient++ port. Defaults to 12489.
+nscp_password | **Optional.** The NSClient++ password.
+nscp_variable | **Required.** The variable that should be checked.
+nscp_params | **Optional.** Parameters for the query.
+nscp_warn | **Optional.** The warning threshold.
+nscp_crit | **Optional.** The critical threshold.
+nscp_timeout | **Optional.** The query timeout in seconds.
+
+#### <a id="plugin-check-command-apt"></a> apt
+
+Check command for the `check_apt` plugin.
+
+The `apt` check command does not support any vars.
\ No newline at end of file
# <a id="appendix"></a> Appendix
-## <a id="icinga-template-library"></a> Icinga Template Library
-
-### <a id="itl-overview"></a> Overview
-
-The Icinga Template Library (ITL) implements standard templates and object
-definitions for commonly used services.
-
-You can include the ITL by using the `include` directive in your configuration
-file:
-
- include <itl>
-
-### <a id="itl-generic-templates"></a> Generic Templates
-
-These templates are imported by the provided example configuration.
-
-#### <a id="itl-plugin-check-command"></a> plugin-check-command
-
-Command template for check plugins executed by Icinga 2.
-
-The `plugin-check-command` command does not support any vars.
-
-#### <a id="itl-plugin-notification-command"></a> plugin-notification-command
-
-Command template for notification scripts executed by Icinga 2.
-
-The `plugin-notification-command` command does not support any vars.
-
-#### <a id="itl-plugin-event-command"></a> plugin-event-command
-
-Command template for event handler scripts executed by Icinga 2.
-
-The `plugin-event-command` command does not support any vars.
-
-### <a id="itl-check-commands"></a> Check Commands
-
-These check commands are embedded into Icinga 2 and do not require any external
-plugin scripts.
-
-#### <a id="itl-icinga"></a> icinga
-
-Check command for the built-in `icinga` check. This check returns performance
-data for the current Icinga instance.
-
-The `icinga` check command does not support any vars.
-
-#### <a id="itl-icinga"></a> cluster
-
-Check command for the built-in `cluster` check. This check returns performance
-data for the current Icinga instance and connected endpoints.
-
-The `cluster` check command does not support any vars.
-
-
-
-## <a id="plugin-check-commands"></a> Plugin Check Commands
-
-### <a id="plugin-check-command-overview"></a> Overview
-
-The Plugin Check Commands provides example configuration for plugin check commands
-provided by the the Monitoring Plugins project.
-
-You can include the plugin check command definitions by using the `include`
-directive in your configuration file:
-
- include <plugins>
-
-The plugin check commands assume that there's a global constant named `PluginDir`
-which contains the path of the plugins from the Monitoring Plugins project.
-
-
-#### <a id="plugin-check-command-ping4"></a> ping4
-
-Check command object for the `check_ping` plugin.
-
-Custom Attributes:
-
-Name | Description
-----------------|--------------
-ping_address | **Optional.** The host's IPv4 address. Defaults to "$address$".
-ping_wrta | **Optional.** The RTA warning threshold in milliseconds. Defaults to 100.
-ping_wpl | **Optional.** The packet loss warning threshold in %. Defaults to 5.
-ping_crta | **Optional.** The RTA critical threshold in milliseconds. Defaults to 200.
-ping_cpl | **Optional.** The packet loss critical threshold in %. Defaults to 15.
-ping_packets | **Optional.** The number of packets to send. Defaults to 5.
-ping_timeout | **Optional.** The plugin timeout in seconds. Defaults to 0 (no timeout).
-
-#### <a id="plugin-check-command-ping6"></a> ping6
-
-Check command object for the `check_ping` plugin.
-
-Custom Attributes:
-
-Name | Description
-----------------|--------------
-ping_address | **Optional.** The host's IPv6 address. Defaults to "$address6$".
-ping_wrta | **Optional.** The RTA warning threshold in milliseconds. Defaults to 100.
-ping_wpl | **Optional.** The packet loss warning threshold in %. Defaults to 5.
-ping_crta | **Optional.** The RTA critical threshold in milliseconds. Defaults to 200.
-ping_cpl | **Optional.** The packet loss critical threshold in %. Defaults to 15.
-ping_packets | **Optional.** The number of packets to send. Defaults to 5.
-ping_timeout | **Optional.** The plugin timeout in seconds. Defaults to 0 (no timeout).
-
-#### <a id="plugin-check-command-hostalive"></a> hostalive
-
-Check command object for the `check_ping` plugin with host check default values.
-
-Custom Attributes:
-
-Name | Description
-----------------|--------------
-ping_address | **Optional.** The host's IPv4 address. Defaults to "$address$".
-ping_wrta | **Optional.** The RTA warning threshold in milliseconds. Defaults to 3000.
-ping_wpl | **Optional.** The packet loss warning threshold in %. Defaults to 80.
-ping_crta | **Optional.** The RTA critical threshold in milliseconds. Defaults to 5000.
-ping_cpl | **Optional.** The packet loss critical threshold in %. Defaults to 100.
-ping_packets | **Optional.** The number of packets to send. Defaults to 5.
-ping_timeout | **Optional.** The plugin timeout in seconds. Defaults to 0 (no timeout).
-
-#### <a id="plugin-check-command-dummy"></a> dummy
-
-Check command object for the `check_dummy` plugin.
-
-Custom Attributes:
-
-Name | Description
-----------------|--------------
-dummy_state | **Optional.** The state. Can be one of 0 (ok), 1 (warning), 2 (critical) and 3 (unknown). Defaults to 0.
-dummy_text | **Optional.** Plugin output. Defaults to "Check was successful.".
-
-#### <a id="plugin-check-command-passive"></a> passive
-
-Specialised check command object for passive checks executing the `check_dummy` plugin with appropriate default values.
-
-Custom Attributes:
-
-Name | Description
-----------------|--------------
-dummy_state | **Optional.** The state. Can be one of 0 (ok), 1 (warning), 2 (critical) and 3 (unknown). Defaults to 3.
-dummy_text | **Optional.** Plugin output. Defaults to "No Passive Check Result Received.".
-
-#### <a id="plugin-check-command-tcp"></a> tcp
-
-Check command object for the `check_tcp` plugin.
-
-Custom Attributes:
-
-Name | Description
-----------------|--------------
-tcp_address | **Optional.** The host's address. Defaults to "$address$".
-tcp_port | **Required.** The port that should be checked.
-
-#### <a id="plugin-check-command-udp"></a> udp
-
-Check command object for the `check_udp` plugin.
-
-Custom Attributes:
-
-Name | Description
-----------------|--------------
-udp_address | **Optional.** The host's address. Defaults to "$address$".
-udp_port | **Required.** The port that should be checked.
-
-#### <a id="plugin-check-command-http-ip"></a> http
-
-Check command object for the `check_http` plugin.
-
-Custom Attributes:
-
-Name | Description
--------------------|--------------
-http_address | **Optional.** The host's address. Defaults to "$address".
-http_vhost | **Optional.** The virtual host that should be sent in the "Host" header.
-http_uri | **Optional.** The request URI.
-http_port | **Optional.** The TCP port. Defaults to 80 when not using SSL, 443 otherwise.
-http_ssl | **Optional.** Whether to use SSL. Defaults to false.
-http_warn_time | **Optional.** The warning threshold.
-http_critical_time | **Optional.** The critical threshold.
-
-#### <a id="plugin-check-command-smtp"></a> smtp
-
-Check command object for the `check_smtp` plugin.
-
-Custom Attributes:
-
-Name | Description
----------------------|--------------
-smtp_address | **Optional.** The host's address. Defaults to "$address$".
-
-#### <a id="plugin-check-command-ssmtp"></a> ssmtp
-
-Check command object for the `check_ssmtp` plugin.
-
-Custom Attributes:
-
-Name | Description
-----------------|--------------
-ssmtp_address | **Required.** The host's address. Defaults to "$address$".
-ssmtp_port | **Optional.** The port that should be checked. Defaults to 465.
-
-#### <a id="plugin-check-command-ntp-time"></a> ntp_time
-
-Check command object for the `check_ntp_time` plugin.
-
-Custom Attributes:
-
-Name | Description
-----------------|--------------
-ntp_address | **Optional.** The host's address. Defaults to "$address$".
-
-#### <a id="plugin-check-command-ssh"></a> ssh
-
-Check command object for the `check_ssh` plugin.
-
-Custom Attributes:
-
-Name | Description
-----------------|--------------
-ssh_address | **Optional.** The host's address. Defaults to "$address$".
-ssh_port | **Optional.** The port that should be checked. Defaults to 22.
-
-#### <a id="plugin-check-command-disk"></a> disk
-
-Check command object for the `check_disk` plugin.
-
-Custom Attributes:
-
-Name | Description
-----------------|--------------
-disk_wfree | **Optional.** The free space warning threshold in %. Defaults to 20.
-disk_cfree | **Optional.** The free space critical threshold in %. Defaults to 10.
-
-#### <a id="plugin-check-command-users"></a> users
-
-Check command object for the `check_disk` plugin.
-
-Custom Attributes:
-
-Name | Description
-----------------|--------------
-users_wgreater | **Optional.** The user count warning threshold. Defaults to 20.
-users_cgreater | **Optional.** The user count critical threshold. Defaults to 50.
-
-#### <a id="plugin-check-command-processes"></a> procs
-
-Check command object for the `check_procs` plugin.
-
-Custom Attributes:
-
-Name | Description
-----------------|--------------
-procs_wgreater | **Optional.** The process count warning threshold. Defaults to 250.
-procs_cgreater | **Optional.** The process count critical threshold. Defaults to 400.
-
-#### <a id="plugin-check-command-swap"></a> swap
-
-Check command object for the `check_swap` plugin.
-
-Custom Attributes:
-
-Name | Description
-----------------|--------------
-swap_wfree | **Optional.** The free swap space warning threshold in %. Defaults to 50.
-swap_cfree | **Optional.** The free swap space critical threshold in %. Defaults to 25.
-
-#### <a id="plugin-check-command-load"></a> load
-
-Check command object for the `check_load` plugin.
-
-Custom Attributes:
-
-Name | Description
-----------------|--------------
-load_wload1 | **Optional.** The 1-minute warning threshold. Defaults to 5.
-load_wload5 | **Optional.** The 5-minute warning threshold. Defaults to 4.
-load_wload15 | **Optional.** The 15-minute warning threshold. Defaults to 3.
-load_cload1 | **Optional.** The 1-minute critical threshold. Defaults to 10.
-load_cload5 | **Optional.** The 5-minute critical threshold. Defaults to 6.
-load_cload15 | **Optional.** The 15-minute critical threshold. Defaults to 4.
-
-#### <a id="plugin-check-command-snmp"></a> snmp
-
-Check command object for the `check_snmp` plugin.
-
-Custom Attributes:
-
-Name | Description
-----------------|--------------
-snmp_address | **Optional.** The host's address. Defaults to "$address$".
-snmp_oid | **Required.** The SNMP OID.
-snmp_community | **Optional.** The SNMP community. Defaults to "public".
-
-#### <a id="plugin-check-command-snmp-uptime"></a> snmp-uptime
-
-Check command object for the `check_snmp` plugin.
-
-Custom Attributes:
-
-Name | Description
-----------------|--------------
-snmp_address | **Optional.** The host's address. Defaults to "$address$".
-snmp_oid | **Optional.** The SNMP OID. Defaults to "1.3.6.1.2.1.1.3.0".
-snmp_community | **Optional.** The SNMP community. Defaults to "public".
-
-#### <a id="plugin-check-command-dhcp"></a> dhcp
-
-Check command object for the `check_dhcp` plugin.
-
-Custom Attributes:
-
-Name | Description
-----------------|--------------
-dhcp_serverip | **Optional.** The IP address of the DHCP server which we should get a response from.
-dhcp_requestedip| **Optional.** The IP address which we should be offered by a DHCP server.
-dhcp_timeout | **Optional.** The timeout in seconds.
-dhcp_interface | **Optional.** The interface to use.
-dhcp_mac | **Optional.** The MAC address to use in the DHCP request.
-dhcp_unicast | **Optional.** Whether to use unicast requests. Defaults to false.
-
-#### <a id="plugin-check-command-nscp"></a> nscp
-
-Check command object for the `check_nt` plugin.
-
-Custom Attributes:
-
-Name | Description
-----------------|--------------
-nscp_address | **Optional.** The host's address. Defaults to "$address$".
-nscp_port | **Optional.** The NSClient++ port. Defaults to 12489.
-nscp_password | **Optional.** The NSClient++ password.
-nscp_variable | **Required.** The variable that should be checked.
-nscp_params | **Optional.** Parameters for the query.
-nscp_warn | **Optional.** The warning threshold.
-nscp_crit | **Optional.** The critical threshold.
-nscp_timeout | **Optional.** The query timeout in seconds.
-
-#### <a id="plugin-check-command-apt"></a> apt
-
-Check command for the `check_apt` plugin.
-
-The `apt` check command does not support any vars.
-
## <a id="schemas"></a> Schemas
projects / icinga2 / commitdiff