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Server

How to reset the MySQL root password

The following steps describe the procedure to reset the MySQL root password on Linux. The same procedure works for MariaDB…

How to redirect an HTTP connection to HTTPS in Apache webserver

HTTP connections can be redirected to HTTPS using the apache mod_rewrite module. Mod_rewrite should be available in every apache installation.…

Redirect a subdomain in Apache and keep the URL in the address bar

This tutorial shows you how to use redirect rules in the Apache web server. If you want to redirect a…

How to access a name based website without a DNS record

If you want to access a name-based website that you created e.g. in ISPConfig before the DNS records are set…

[Solved] Postfix: “queue file write error”

If you get an error like: Apr 15 12:41:03 webb4 postfix/sendmail[11234]: fatal: web1_user(12967): queue file write error in your mail…

How to speed up logins in pure-ftpd on Debian or Ubuntu Linux by disabling name resolution

If you experience problems with slow logins in pure-ftpd, this is often caused by a problem with the resolving of…

How to enable verbose logging in pure-ftpd on Debian and Ubuntu

To turn on verbose logging (e.g. to debug FTP connection or authentication problems) in pure-ftpd FTP server on Debian and…

Backup and Restore MySQL Databases on the shell

One way to create a backup of a MySQL database on the shell is to use the mysqldump command. Mysqldump…

Redirect domains without www (e.g. domain.com) to www.domain.com with apache rewrite rules

If all your visitors shall access your website with a URL like www.domain.com and not without www, use the following…

Send all outgoing email trough one IP address in postfix

When a server has more than one IP address, then postfix will use all IP addresses randomly to send out…

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