Archive for the Linux Category

Synchronizing Mailman lists with LDAP

Quite common usage scenario is a Postfix mail server with a Mailman instance for groups. Even more often the accounts for the mail are stored in an LDAP tree. And in this case a problem appears, because Mailman doesn’t have a native connection to LDAP. That’s why I needed to have an LDAP 2 Mailman [...]

Postfix Hints

Hints for Postfix 2.6 or higher that are commonly mentioned problems or scenarios.

Creating Debian Lenny Bootable USB key in Windows

Today I had to recover a machine from a disastrous power failure (yes, I had a UPS but it didn’t manage ).
The results was as usual:

?View Code TEXTKernel panic: Not syncing!!
/sbin/init not found

Doesn’t sound nice, does it? It wasn’t. My whole /lib was gone…
I had to boot with root mounted to my disk (which [...]

Grepping Oracle’s database dumps = awk hints.

I’ve just got a database dump from Oracle and I wanted to load it into mysql database. It turned out that it has a lot of Oracle specific things, so I decided to play a little with grep and awk to get the things I want.

Bootable FreeDOS USB stick/CF Card

Today I needed to create a bootable USB stick that does nothing else but just a reboot of the machine.
Why? The machine is booting up from network, but the problem is what happens when the network is down or doesn’t reply fast enough. Unfortunately, the PXE didn’t have the option of booting in an endless [...]

Mantis tweaks: logging in via Microsoft Active Directory LDAP

This is a short article on how to get the above Mantis version to work with Microsoft Windows Active Directory LDAP.
Used Mantis version: 1.1.1 and PHP Version 5

FTP behind NAT with TLS howto

Ever wondered how to set up a more secure FTP server?
I did. And the first thing that came to my mind was getting those username/password things encrypted.
Who did invent a plaintext login mechanism!?
Sheeesh…
So, let’s get started.
This howto will tell you how to set up an Proftpd based FTP server with TLS encryption for data&control channels.

XEN PAE with LVM on IA-64

Quick How to set up a XEN installation . The following howto describes a way to:

* install a host xen0 system using Debian IA-64 distro,
* create LVM volumes for Virtual Machines,
* create VMs using LVM volumes,
* set up auto-run of the VMs.