How to disable spamfilter- and antivirus functions in ISPConfig 3
If you use a mailserver wil very low ram (< 500 MB) and a slow CPU then it might be…
How to solve the ClamAV error “This version of the ClamAV engine is outdated” on Debian 5.0 (Lenny)
As of today, all ClamAV 0.94 or older installs will stop working. The Debian project has not released updates for…
How to disable Apache mod_security for a website in ISPConfig 3.
If you use mod_security on your server you might encounter that a website script is not compatible with mod_security. To…
How to kill processes in “D” state in Linux
If a process is shown with process state "D" in tools like ps or top, then it's an uninterruptable process.…
How to renew the SSL certificate for dovecot on CentOS
Make a backup of the old key and certificate file mv /etc/ssl/certs/dovecot.pem /etc/ssl/certs/dovecot.pem.old mv /etc/ssl/private/dovecot.key /etc/ssl/private/dovecot.key.old Create the new SSL…
How to renew the SSL certificate for dovecot on Ubuntu Linux
To create new SSL certificates for the dovecot pop3 and imap server on Ubuntu, follow these steps: Make a backup…
How to allow webdav connections without https / SSL in Windows 7
By default it is not possible to connect to webdav resources without SSL encryption in Windows 7. To enable unencrypted…
How to reset the administrator password in ISPConfig 3
If you lost your ISPConfig 3 administrator password, you can reset it with the following SQL query. UPDATE sys_user SET…
How to open winmail.dat files on Ubuntu and Debian Linux
The winmail.dat file is a container file format used by Microsoft Outlook to send attachments in rich-text formatted emails. To…
How to enable port 465 (smtps) in postfix mailserver
More and more internet access providers are closing port 25 to reduce spam except for connections to their own mail…