Archive for October 2007
- Use ssh on multiple servers at one time
Lots of us have many server to manage and we perform the same tasks on each of the machine every day, if you want to save time the package cssh will make you happy!
- Are firewalls useful?
For many years I've been configuring servers without firewalls, and generally find this a good way to do things. However several people have recently questioned my judgment on this manner, so I'm interested in hearing your thoughts.
- Export your block devices with AoE
Imagine you have a machine with all of his disk full and another with unused Gigabits, and you don't want to move the data from one to other. Why not using the second's disk on the first, you can do it with iSCSI but you can do it with ATA over Ethernet (AoE) too. It's the second method I'll explain is this article.
- Introduction to Cereal - the serial line management tool
Many people view serial ports as antiquated, out-dated connectors taking up space on their computers. However, serial ports still offer one of the best ways to communicate reliably and simply with a machine. For example, a serial port can be configured to act as a full-featured system console. This article describes how you can use cereal to monitor, log, and control access to serial lines connected to the consoles of other computers.
- Egroupware server with LDAP backend
Egroupware is a webbased groupware suite with an impressive list of features. Egroupware uses a Mysql backend to store all it's data but the latest release makes it easy to store useraccounts in an LDAP tree. This documents describes how to install the latest version while using an LDAP backend for useraccounts. Egroupware can then manage the unix loginaccounts as well as samba login accounts.
- Debian way to make tiny change to package
Have you ever had to make a one-line correction (or customization) in a big package? If so how did you manage it? The obvious way is to rebuild a package and serve it locally, but is there some other approach?
- Setting up a search engine for your website
If you run a website and one people to be able to search it then installing a local spider to crawl your site and create a small database of your content which users may search is a relatively straightforward thing to do. Here we'll look at using mnoGoSearch - which is packaged for Debian and simple to install.