HOWTO : IPython for Python programming on Ubuntu

The current IPython is for Python 2.5 at this writing.

Install IPython as your Python programming environment.

sudo apt-get update
sudo apt-get install python-setuptools

sudo easy_install IPython

Once IPython is installed, you can run it as the following :


Type quit() to quit.

HOWTO : Fail2ban on Ubuntu 9.04 Server

Fail2ban cannot work properly with Ubuntu 9.04 Server as Ubuntu installed with Python 2.6. It is very easy to overcome this problem.

sudo apt-get update
sudo apt-get upgrade
sudo apt-get install python2.5

sudo nano /usr/bin/fail2ban-server

Change the first line from




Set the /etc/fail2ban/jail.conf as usual.

sudo /etc/init.d/fail2ban restart