KNOWLEDGE BASE

15Apr 2012

DirectAdmin is one of the mostly used Hosting Control Panels around, for single server installations it is easy to setup and start selling hosting busines, some advantages of DirectAdmin are; Easy to install, can be installed on a VPS or VDS also Less overhead, minimal code Easy to maintain & upgrade Easy to modify wtihout […]

09Apr 2012

Adding a task into crontab is relatively easy. You just enter the crontab with “$ crontab -e” and add the necessary job, save and exit. But adding a job in your bash script is not that simple, because what you have to do is, to get the entire list of the jobs, append your new […]

23Mar 2012

The other day we were working on a mail server of a customer’s that spammed insanely. Since the mail transfer agent it uses is exim, it’s necessary to check the mainlog files. Whilst doing that, we realized the server was getting a lot of incoming mails as forgery. So, it is possible to get the […]

05Mar 2012

I just added my whm/cpanel server to backup pool. I got the following error when trying to back up: Fatal error (bad version): stdin: is not a tty fileListReceive() failed Done: 0 files, 0 bytes Got fatal error during xfer (fileListReceive failed) Backup aborted by user signal Solution: I found that I had “mesg y” on […]

04Mar 2012

Here’s a simple bash script snippet I use for detecting the OS information on the current system. #!/bin/bash ### Getting OS Information if [ -f /etc/lsb-release ]; then . /etc/lsb-release DIST=$DISTRIB_ID DIST_VER=$DISTRIB_RELEASE else DIST=”Unknown” DIST_VER=”Unknown” fi if [ -f /etc/debian_version ]; then OS=”Debian” VER=$(cat /etc/debian_version) elif [ -f /etc/redhat-release ]; then OS=”Red Hat” VER=$(cat /etc/redhat-release) […]

04Mar 2012

Here’s something very basic yet poorly documented. That’s why it looks like almost everybody’s trying to hack their way into this module, the yum module for Python. First of all don’t forget that this module is only available if you’re using a Red Hat branch of distribution (fedora, centos etc.) For other distributions, such as […]

12Nov 2011

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 […]

25Oct 2011

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” […]