Author: halfgaar

http://www.halfgaar.net/

Halfgaar is Wiebe. Wiebe is a contributing author on this weblog. He also has a lot of stuff (such as long, in-depth articles) on his personal website.

Making a service available on more ports with iptables

If you need services to be availble on multiple ports, you can use: iptables -t nat -A PREROUTING -i eth0 -p tcp --dport 1000 -j REDIRECT --to-port 25 --match comment --comment "Explain." Read More »
By halfgaar, 1 year ago, on December 23, 2010, at 16:12 | No comments

Setting up pptpd and pptp for a VPN

source and source and source. I'm keeping it as simple as possible. Read More »
By halfgaar, 1 year ago, on December 15, 2010, at 14:12 | 1 comment

Making a Compaq Deskpro sff boot without keyboard

To boot a compaq Deskpro sff without keyboard, you need to configure the BIOS in a special way. I found this: Read More »
By halfgaar, 1 year ago, on December 14, 2010, at 21:12 | No comments

Disabling exim port 25 listening when zimbra is installed

When you're installing zimbra in an Ubuntu or Debian machine, it seems it installs the MTA in such a way that command line tools like mail and such don't work. But when you install exim, it conflicts with the postfix in Zimbra. Read More »
By halfgaar, 1 year ago, on December 12, 2010, at 19:12 | No comments

Zimbra has no shutdown init script on Debian and Ubuntu

There is a K01zimbra in rc6.d for reboot, but not in rc0.d. See this bug report I made. Read More »
By halfgaar, 1 year ago, on December 06, 2010, at 01:12 | No comments

Zimbra dependancy on ‘file’

Zimbra has a dependancy on 'file', which the installer file won't check for. It is also a WONTFIX bug, so beware: install file(1)! If you don't, mails get stuck in queue because amavisd won't run.

Read More »
By halfgaar, 1 year ago, on December 06, 2010, at 00:12 | No comments

Some links to read for getting into Atmel processors

A sort of bookmark: Dragonhide and absolute beginners guide.

Read More »
By halfgaar, 1 year ago, on December 05, 2010, at 16:12 | No comments

Getting electronic parts cheaply

A sort of bookmark: Futurlec and digikey.

Read More »
By halfgaar, 1 year ago, on December 05, 2010, at 16:12 | No comments

Find all manually installed packages on a Debian system

This should find all manually installed packages on a Debian system:

aptitude search '~i!~E' | grep -v "i A" | cut -d " " -f 4 Read More »
By halfgaar, 1 year ago, on December 05, 2010, at 16:12 | No comments

Enabling quota on a journalled ext3 file system on Debian

Source. And a source for non-journalled quotas. Read More »
By halfgaar, 1 year ago, on December 04, 2010, at 21:12 | No comments