# server_pref: Interface and System Preferences

The `server_pref` utility is used to manage Plesk default interface preferences and Plesk server system preferences.

## Usage

    server_pref <command> [
    <option_1> [<param>]
    [<option_2> [<param>]]
    ... [<option_N> [<param>]]

## Example

The following command sets the Plesk server host name to host.example.com `,` enables inclusion of databases in the disk space usage calculation, and enables inclusion of only outbound traffic in the traffic calculation.

    # PLESK BIN server_pref --update -hostname host.example.com -include-databases true -traffic-direction out

## Commands

Command | Parameter | Description | Example
--- | --- | --- | ---
`--set-default` or `-sd` |  | Sets default server-wide parameters. | To set Plesk server’s default locale to English (United States):
    # plesk bin server_pref --set-default -locale en-US
or
    # plesk bin server_pref -sd -locale en-US
`--locales-list` or `-ll` |  | Displays the list of available supported interface languages (locales). | To view the list of available interface languages (locales):
    # plesk bin server_pref --locales-list
or
    # plesk bin server_pref -ll
`--skins-list` or `-sl` |  | Displays the list of available Plesk skins. | To view the list of available skins:
    plesk bin server_pref --skins-list
or
    # plesk bin server_pref -sl
`--templates-list` or `-tl` |  | Displays the list of available interface customization templates. | To view the list of available interface customization templates:
    # plesk bin server_pref --templates-list
or
    # plesk bin server_pref -tl
`--update` or `-u` |  | Updates Plesk server preferences. | To set the host name to host.example.com:
    # plesk bin server_pref --update -hostname host.example.com
or
    # plesk bin server_pref -u -hostname host.example.com
`--show` or `-s` |  | Displays the currently configured server preferences. | To see the currently configured server preferences:
    # plesk bin server_pref -s
`--locales-list` or `-ll` |  | Displays the list of supported locales. | To see the list of supported locales:
    # plesk bin server_pref -ll
`--skins-list` or `-sl` |  |  |
`--load-customizations` |  | Loads default Plesk settings from Partner Central and saves them to `/opt/psa/admin/conf/customizations.conf` When you have several Plesk servers, it may be convenient to customize Plesk setting once through Partner Central and then download the settings to each Plesk server. | To load customization settings from Partner Central:
    # plesk bin server_pref --load-customizations
`--update-web-app-firewall` |  | Updates setting for web application firewall (ModSecurity). | To turn on the web application firewall and select the OWASP ModSecurity Core Rule Set (CRS) rule set:
    # plesk bin server_pref --update-web-app-firewall -waf-rule-engine on -waf-rule-set crs
`--show-web-app-firewall` |  | Shows setting for web application firewall (ModSecurity). | To view the web application firewall settings:
    # plesk bin server_pref --show-web-app-firewall
`--help` or `-h` |  | Displays help on the use of the utility. | To display help on the use of the server_pref utility:
    # plesk bin server_pref --help
or
    # plesk bin server_pref -h

## Options

Option | Parameter | Description | Example
--- | --- | --- | ---
`-locale` | `<language_code>` | Sets the default interface language for Plesk interface. The argument of the option must be a valid four-letter language code derived from the language code described in ISO-639-2 and the corresponding country code described in ISO-3166. For example, the Plesk code for the Italian language code is `it-IT`; the Plesk code for the American variant of English is `en-US`; the Plesk code for the British variant of English is `en-GB`. Used with the `--set-default` only. | To set the default interface language for Plesk administrator’s interface to Russian:
    # plesk bin server_pref -sd -locale ru-RU
`-skin` | `<skin_name>` | Sets the default interface skin for Plesk interface. Used with the `--set-default` only. | To set the skin WinXP Olivegreen as the default skin:
    # plesk bin server_pref -sd -skin "WinXP Olivegreen"
`-template` | `<template_name>` | Sets the default interface customization template to Plesk interface. Used with the `--set-default` only. | To apply customization template Interface Customization Template to administrator’s control panel interface:
    # plesk bin server_pref -sd -template "Interface customization template"
`-hostname` | `<string>` | Sets the full host name of the server. | To set the host name to host.example.com:
    # plesk bin server_pref -u -hostname host.example.com
`-restart-apache` | `<number>` | Sets the apache restart interval. | To set the Apache restart interval to 3600 seconds:
    # plesk bin server_pref -u -restart-apache 3600
`-include-logs` | `true|false` | Enables/Disables including log files in the disk space usage calculation. | To enable including log files in the disk space usage calculation:
    # plesk bin server_pref -u -include-logs true
`-include-databases` | `true|false` | Enables/Disables including databases in the disk space usage calculation. | To enable including databases in the disk space usage calculation:
    # plesk bin server_pref -u -include-databases true
`-include-remote-databases` | `true|false` | Enables/Disables including remote MySQL databases in the disk space usage calculation. | To enable including remote MySQL databases in the disk space usage calculation:
    # plesk bin server_pref -u -include-remote-databases true
`-include-mailboxes` | `true|false` | Enables/Disables including mailboxes in the disk space usage calculation. | To enable including mailboxes in the disk space usage calculation:
    # plesk bin server_pref -u -include-mailboxes true
`-include-maillists` | `true|false` | Enables/Disables including mailing lists in the disk space usage calculation. | To enable including mailing lists in the disk space usage calculation:
    # plesk bin server_pref -u -include-maillists true
`-include-domaindumps` | `true|false` | Enables/Disables including domain backup files in the disk space usage calculation. | To enable including domain backup files in the disk space usage calculation:
    # plesk bin server_pref -u -include-domaindumps true
`-include-admindumps` | `true|false` | Enables/Disables including backup files created by the Administrator in the disk space usage calculation. | To enable including backup files created by the Administrator in the disk space usage calculation:
    # plesk bin server_pref -u -include-admindumps true
`-count-type` | `byte|block` | Counts file size (`byte`) or amount of disk space (`block`) when calculating disk space usage. | To enable counting disk space usage based on actual file sizes:
    # plesk bin server_pref -u -count-type byte
`-stat-keep` | `<months>` | Limits the number of months to retain traffic statistics. Is `4` by default. | To retain traffic statistics for 3 months:
    # plesk bin server_pref -u -stat-keep 3
`-traffic-direction` | `both|in|out` | Specifies a type of calculating traffic. The following types are available: inbound and outbound (`both`) inbound (`in`) outbound (`out`) | To include only outbound traffic in the traffic calculation:
    # plesk bin server_pref -u -traffic-direction out
`-forbid-create-dns-subzone` | `true|false` | Disables/Enables users to create DNS subzones in other users’ DNS superzones. Is `false` by default. | To prohibit users from creating DNS subzones in other user’s DNS superzones:
    # plesk bin server_pref -u -forbid-create-dns-subzone true
`-include-webapps` | `true|false` | Enables/Disables including Java applications in the disk space usage calculation. | To include Java applications in the disk space usage calculation:
    # plesk bin server_pref -u -include-webapps true
`-force-db-prefix` | `true|false` | Enables/Disables adding database owner login name (customer or reseller) to database names as prefix `<client|reseller>_login>_`. Is `false` by default. | To enable creating databases with names <client|reseller login>_<database name>:
    # plesk bin server_pref -u -force-db-prefix true
`-low-priority` | `true|false` | Enables/Disables running scheduled backup processes with low priority. | To enable running scheduled backup processes with low priority:
    # plesk bin server_pref -u -low-priority true
`-do-not-compress` | `true|false` | Disables/Enables backup files compression. | To disable backup files compression:
    # plesk bin server_pref -u -do-not-compress true
`-max-backup-processes` | `<int>` | Limits the maximum number of simultaneously running scheduled backup processes. | To restrict the maximum number of simultaneously running scheduled backup processes to 5:
    # plesk bin server_pref -u -max-backup-processes 5
`-max-backup-files` | `<int>` | Sets the maximum number of backup files to store. | To limit the number of backups users are allowed to have to 5:
    # plesk bin server_pref -u -max-backup-files 5
`-force-db-user-prefix` | `true|false` | Enables/Disables adding database owner login name (customer or reseller) to database user names as prefix `<<client|reseller>_login>_`. Is `false` by default. | To enable creating database users with names <customer|reseller login>_<database user name>:
    # plesk bin server_pref -u -force-db-user-prefix true
`-allow-siteapp-local-db` | `true|false` | Allows local hosting of databases for web applications that do not support remote databases. | To allow local hosting of databases for web applications that do not support remote databases:
    # plesk bin server_pref -u -allow-siteapp-local-db
`-db-user-length` | `<int>` | Limits a database user name length. | To restrict a database user name length to 10:
    # plesk bin server_pref -u -db-user-length 10
`-aps-catalog-url` | `<url>` | Specifies URL of the APS Catalog service. | To make Plesk work with APS Catalog accessible by the URL http://apscatalog.com:
    # plesk bin server_pref -u -aps-catalog-url http://apscatalog.com
`-disable-mail-ui` | `true|false` | Hides from Control Panel all controls related to managing e-mail services and adding new mail accounts. This option does not actually switch off the Plesk-managed mail server, but only removes the following items from the Control Panel accessed by hosting service customers and their users: Mail tab. Home tab > Mail group. Users tab > user name > Create an email address under your account option. | To hide from Control Panel all mail-related controls:
    # plesk bin server_pref -u -disable-mail-ui true
`-crontab-secure-shell` | `<shell>` | Selects the shell that can be used on the server for running scheduled tasks with cron. To learn more about this setting, refer to the Administrator Guide, Scheduled Tasks Shell Setting. | To allow execution of scripts in a non-chrooted environment and select the Bourne shell:
    # plesk bin server_pref -u -crontab-secure-shell "/bin/sh"
`-preview-domain` | `<domain name>|''` | Sets the domain name for the site preview function. Your customers can preview their websites during domain name propagation. For this purpose, the Plesk DNS server registers customer websites as subdomains of the domain you specify. Do not specify a `<preview_domain>` if you do not want to use the site preview feature. | Sets the domain name example.com for the site preview function:
    # plesk bin server_pref -u -preview-domain example.com
`-preview-protection` | `true|false` | Turns on/off password protection for website preview. If turned on, a user will have to provide the system user credentials to preview a website created on the server. | To turn on the password protection for websites preview:
    # plesk bin server_pref -u -preview-protection true
`-subdomain-dns-zone` | `own|parent` | Allows subdomains to have their own DNS zones. Learn more in the Administrator’s Guide > DNS. | To turn on the support for the subdomain zones:
    # plesk bin server_pref -u -subdomain-dns-zone own
`-autoupdates` | `true|false` | If true, Plesk automatically downloads and installs updates. | To turn on automatic updates for Plesk:
    # plesk bin server_pref -u -autoupdates true
`-autoupdates-third-party` | `true|false` | Turns on/off automatic installation of updates for third-party Plesk components such as MySQL, PHPMyAdmin, mail servers, antivirus and other software. | To forbid automatic installation of updates for third-party components:
    # plesk bin server_pref -u -autoupdates-third-party false
`-release-tier` | `testing|early-adopter|release|late-adopter` | Turns on the notifications about available upgrades. When an upgrade to a next Plesk version with a specified release tier becomes available, Plesk will notify you on the Home page. | To turn on the notifications about testing releases:
    # plesk bin server_pref -u -release-tier testing
`-autoupgrade-stable` | `true|false` | Automatically upgrade Plesk to the latest late-adopter release version once it becomes available. | To turn on automatic upgrading to the latest late-adopter release:
    # plesk bin server_pref -u -autoupgrade-stable true
`-min_password_strength` | `very_weak|weak|medium|strong|very_strong` | Sets the minimum password strength for all user passwords in Plesk. Users are forced to adjust their new passwords according to these requirements. | To set the “strong” level of the password strength for user passwords:
    # plesk bin server_pref -u -min_password_strength strong
`-forbid-ftp-user-rename` | `true|false` | Forbids customers to change the user name of the system user associated with their subscription. | To forbid all customers to change the system user name:
    # plesk bin server_pref -u -forbid-ftp-user-rename true
`-forbid-subscription-rename` | `true|false` | Forbids customers to change the name of the main domain in their subscriptions. By default, the main domain’s name is the same as the subscription’s name. Note that Plesk administrators can modify subscription names even if this option is `true`. By default, for example, after Plesk upgrade or on new Plesk installations, this option is `false`. | To forbid all customers to change the name of the main domain on their subscriptions:
    # plesk bin server_pref -u -forbid-subscription-rename true
`-ssl-protocols` | `<protocols>` | Sets up SSL/TLS protocols to all services. | To set the desired SSL/TLS protocols:
    # plesk bin server_pref -u -ssl-protocols 'TLSv1 TLSv1.1 TLSv1.2'
`-ssl-ciphers` | `<ciphers>` | Sets up SSL/TLS ciphers to all services. | To set the desired SSL/TLS ciphers:
    # plesk bin server_pref -u -ssl-ciphers 'HIGH:!aNULL:!MD5'
`-disable-upgrade-extensions` | `true|false` | Switches off automatic upgrade of Plesk extensions. | To switch off automatic upgrade of Plesk extensions:
    # plesk bin server_pref -u -disable-upgrade-extensions true
`-apache-pipelog` | `true|false` | Enables the Apache’s piped logging, which allows you to run more sites on one server. Use this option if you host more than 300 sites. | To enable the Apache’s piped logging:
    # plesk bin server_pref -u -apache-pipelog true
`-ftp-over-ssl` | `disabled|enabled|required` | Sets up FTPS to protect communication between the FTP server and external FTP clients using SSL/TLS protocol. To allow only secure FTPS connections, use `required`. To allow both FTP and FTPS, use `enabled`. | To allow only secure FTPS connections:
    # plesk bin server_pref -u -ftp-over-ssl required
`-support-url` | `<url>` | Sets the URL that opens when clicking the Support button. | To set the URL opening at the press of the Support button to http://example.com:
    # plesk bin server_pref -u -support-url http://example.com
`-aps-force-updates` | `true|false` | Turns on force automatic updates for all installed applications. Users will be unable to turn off the updates. | To set force updates for all installed applications:
    # plesk bin server_pref -u -aps-force-updates true
`-aps-suggest-updates` | `true|false` | Turns on automatic updates for all newly installed applications. If `true`, the option “Automatically update this app” will be turned on by default in the settings of each newly installed app. Users will be able to turn the updates off unless the force updates are turned on by the Administrator. | To switch off automatic updates for newly installed applications:
    # plesk bin server_pref -u -aps-suggest-updates false
`-allow-local-ftp-backup` | `true|false` | Allows or forbids the use of Plesk server as an FTP storage for Plesk backups. If users configure backups for their Plesk accounts to go to their own FTP directories on the same Plesk server, the amount of used disk space will double upon creation of each backup. This can eventually run the server out of free disk space. To prevent this, we recommend that you use this option so as not to allow the use of Plesk server as an FTP storage for Plesk backups. | To prevent users from configuring Plesk so as to save backups to FTP directories on the same server:
    # plesk bin server_pref -u -allow-local-ftp-backup false
`-panel-certificate` | `<certificate name>` | Specifies the name of the SSL/TLS certificate used to secure Plesk. | To secure Plesk with the SSL/TLS certificate cert1:
    # plesk bin server_pref --update -panel-certificate "cert1"
`-certificate-repository` | `<domain-name>` | Specifies the domain of the SSL/TLS certificate repository. By default, the server repository is used. This option is used with the option `-panel-certificate.` | To secure Plesk with the SSL/TLS certificate cert3 that is stored at the repository of the domain example.net:
    # plesk bin server_pref --update -panel-certificate "cert3" -certificate-repository example.net
`-waf-rule-engine` | `on|off|detection-only` | Specifies the web application firewall (ModSecurity) mode. Used with the `--update-web-app-firewall` command. | To turn on the web application firewall and select the OWASP ModSecurity Core Rule Set (CRS) rule set:
    # plesk bin server_pref --update-web-app-firewall -waf-rule-engine on -waf-rule-set crs
`-waf-rule-set` | `tortix|crs|comodo` | Specifies the rule set used by the web application firewall (ModSecurity). Used with the `--update-web-app-firewall` command. Note Before specifying the Comodo rule set, provide the Comodo username and password using the `WAF_RULE_SET_COMODO_LOGIN` and `WAF_RULE_SET_COMODO_PASSWORD` environment variables respectively. |