non-A Blog

When you have many ssh users accessing your intranet, some sort of session logging is necessary. This article will show how to setup a gateway to allow ssh access to an intranet while recording the entire session for any user into text files. The tools we use for achieve this are ssh server/client and a short bash script.

Most useful Exim commands. Some of them can be used with sendmail too.

A step-by-step tutorial on how to setup a fail-over cluster using Debian 6 (Squeeze), Pacemaker and DRBD (disk replication over network). On top of this high available infrastructure, we will configure Apache web server. First, resources used will be defined and after that, installation and setting of each part with samples.