Restart Services

DNS Server DNS Server
HTTP Server (Apache) HTTP Server (Apache)
IMAP Server IMAP Server
Mail Server (Exim) Mail Server (Exim)
Mailing List Manager (Mailman) Mailing List Manager (Mailman)
PHP-FPM service for Apache PHP-FPM service for Apache
SQL Server (MySQL) SQL Server (MySQL)
SQL Server (PgSQL) SQL Server (PgSQL)
SSH Server (OpenSSH) SSH Server (OpenSSH)