Technical Blog by Tom Oddershede
Sometimes it is a good idea to examine which ports are open on your server and often you like to know how many are connected to you server, and who they are. This is possible with the tool netstat which Continue reading See who is connected to your server
I have through the years installed many Debian installations. I prefer an installation with a tree disk raid 5 setup. Here I at minimum add three raid partitions. SWAP (size 2 x RAM size) RAID BOOT (512 MB) RAID [boot Continue reading Grub2 and 2 TB+ disks
In this post I will describe how to setup a simple firewall script for Debian Etch. The first thing to do is to install the prerequisites. The firewall tools in Debian is iptables, therefore we need to install iptables apt-get Continue reading A simple firewall script
I have looked around for a good backup tool. I have earlier used rdiff, but after mistakenly overwriting an impotent file, and not beeing able to restore it, as rdiff does not store previous versions of files. Therefore I found Continue reading Backup with rdiff-backup
I recently decided that I would like backup all my /home files on my Debian server to a remote server. Luckily one of my friends also had a Debian server, where I could backup my files to. However this server Continue reading SSH to server on a closed network
I recently experienced a problem with my debian Installation. Now I will try to explain, what I did to correct the problem. The Setup: I have a debian 2.6 installation, with 3 two terabyte harddrives running in a RAID5 setup, Continue reading Debian RAID boot problem