The command below enables a stricter SPAM handling for postfix on ISPConfig 3 servers. In Detail: Reject sender hostnames with invalid syntax Reject sender hostnames that are no fully qualified domains (e.g. reject "server1" but allow server1.domain.tld) Reject sender domains
How to change the welcome email message text in ISPConfig 3
As of ISPConfig 3.0.4, the text of the welcome email message that is sent to new email accounts is stored in the folder /usr/local/ispconfig/server/conf/mail/. The message has this format: ------------------------------------------------------------------------ From: ISPConfig <postmaster@localhost.localdomain> Subject: Welcome to your new email account.
How to get detailed information about the harddisk installed on a Linux server
Detailed information about the hard disk type, disk vendor etc. of the disk used on a Linux system can be aquired with the linux tool hdparm. If hdparm is not installed on your server, it can be installed with this
Get the disk health status with SMART monitor tools on Debian and Ubuntu Linux
Every modern disk has a internal monitoring function called SMART that keeps track on errors in that disk. There is a software package called smartmontools on Linux which can be used to query the SMART status of the disk to
Update to latest Spamassassin filter rules in ISPConfig 2
The ISPConfig 2 controlpanel installs its own copy of Spamassassin in the folder /home/admispconfig/ispconfig/tools/spamassassin . To update the Spamassassin filter rules in ISPConfig 2, run this command as root user: /home/admispconfig/ispconfig/tools/spamassassin/usr/bin/sa-update To test if Spamassassin works with the new ruleset, run
Webalizer error opening the file /usr/share/GeoIP/GeoIP.dat on Debian Linux
The Webalizer package in Debian 6 has currently small bug as the required package for the GeoIP database is not installed automatically when Webalizer is installed. The symptoms are that Webalizer statistics was not created and this error message is
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 emails. This can cause your emails to be listed as SPAM on other servers because the sending IP does not
Install GNOME Desktop On Ubuntu 11.10
If you would like your Ubuntu 11.10 better with the old GNOME desktop (no launcher but a good old system panel and so on), you can just install the gnome package and choose it as your default desktop environment. Therefore
Unpack Compressed Files with WinRar
While working with your computer you surely have come across files in the .zip or .rar format. These are so called packed or compressed files, their function is to store multiple files and/or folders into one single file and compress
Fix for Courier IMAP Error: check for configuration errors with the FAM/Gamin library
I've got the following error message on Debian Linux (6.0) with Courier IMAP server: Filesystem notification initialization error -- contact your mail administrator (check for configuration errors with the FAM/Gamin library) when I tried to access a IMAP share. The