Knowledge Base

You are reading this article, most probably you faced trouble booting your Linux. Follow the steps below to fully chroot into your system as you booted regularly. Please note that we offer you to take a disk clone before doing anything in your boot configuration. To do so, you can use dd or dd_rescue to […]

If you want to show console output from a Serial device such as RS-232 interface, you need to make minor modifications in pfsense 2.0 distro. Switch to shell by pressing 8 from the pfsense console menu and edit the file /boot/loader.conf by typing: vi /boot/loader.conf Add the below lines to the file after pressin “i” […]

You wanna create a web based application, you have ideas but you have no idea about where to start. That is exactly where you should start using a MVC Framework. So what is a MVC Framework ? MVC is a programming pattern that comes with 3 components. M -> Model V -> View C -> […]

In the beginning of the year 2011, we decided to apply IPv6 configuration to our data center (VeriTeknik) and requested our IPv6 block from RIPE. RIRs give out /32 blocks to LIRs at the first assignment. The Preperation Steps Request your IPv6 Addresses from your RIR or LIR Add IPv6 Route to your AS number […]

I have been looking a way to push e-mail since i got my iphone. Just found something for my test server and it works for me… I have a webserver running cPanel, Dovecot and suPHP. ( centOS 5.4, WHM 11.25 ) Steps: 1- You can download z-push from here. 2- Upload z-push to /usr/local/apache/htdocs 3- […]

I cannot get my flv files to load in Firefox but they work perfect in IE… My system is running apache. Finally, I found out that the problem was related with the Hotlink Protection implemented by some hosts through the .htaccess file and the fact that Flash does not send the referrer and Firefox does […]

Using LINUX as a server?, if so please read below Most of the Linux distros released as CD or DVD media for installing and if you install Linux with defualy options you get a nice user interface and a bunch of applications that you will never use in a server environment. Also default installation will […]

Running /tmp partition makes great performance enhancements as soon as you store temprorary information, please be aware that you mustn’t store valuable data as a reboot will flush all the data inside. /tmp & /var/tmp runs faster from RAM, to do so: vi /etc/fstab Switch to Insert mode by pressing I or INSERT button on […]

Vi is the one of the mostly used editor in Linux via terminal. In most cases where Linux is used as a server operating system, admins use the terminal, where GUI uses more system resources & network bandwidth. Since Vi is used from the terminal, the lack of GUI force the user to learn function […]

Updating RedHat & CentOS with Yum If you are using RedHat & its clones like CentOS or CloudLinux etc. you can use Yum or up2date to upgrade your current system. Please note that is you have a RedHat Enterprise Linux Subscription we offer you to use the command up2date, to upgrade your server with yum […]