Rayhan’s blog (raynux.com)

Iptables is the default and powerful firewall that works on almost all Linux version including Ubuntu and Fedora. Here I have listed some important commands and a short description of each command for quick help. It can help people who already know little Iptables.

manage chain:
# iptables -N new_chain // create a chain
# iptables -E new_chain old_chain [...]

This is my first python script, Throughout the learning process I want to make something use full and I know that the best way to learn a new programming language is to start with some real project.
Updating your social networking status is now a frequent job. To make this job easier there are lots of [...]

Mac4Lin is a great project which brings mac user interface to linux desktop. Yesterday I installed Mac4Lin on my laptop running ubuntu intrepid idex. Installation needs some advance configuration which is not suitable for newbie right now even I couldn’t install screenlets desktop widget. But still it’s cool and I am really impressed with the [...]

I have created a bash script file to install almost all necessary softwares to run and work on a Ubuntu box. I have tried this script in Ubuntu 8.04 Hardy Heron and Ubuntu 8.10 Intrepid Ibex. Softwares I have placed in this script covers PHP-MySQL development and desktop applications for graphics, multimedia, to Internet [...]

Running linux with windows in dual boot mode is not hassle free at all. Specially if you reinstall or repair windows, your linux system will disappear. As a newbie you may stop using linux or reinstall it again instead of solving the problem. In this article I will share my experience on how to recover [...]

I receives lots of call from my friends to help them fixing mp3 problem in fedora. Some of them already have internet connection to their fedora box.
Here is a single command what can solve the problem if you have internet connection.

# yum -y install gstreamer*

This command will automatically find, download and install the GStreamer [...]

This is how I connect to internet from fedora box using my motorola L6 GPRS modem. I use this procedure with Teletalk connection.
After a fresh fedora installation I enter the following command in the shell. This command creates a wvdial configuration file for my modem.

# wvdialconf /etc/wvdial.conf

Now I need to modify some contents of wvdial.conf [...]