News : The New Features in LibreOffice 3.3

The Document Foundation launches LibreOffice 3.3

The first stable release of the free office suite is available for download

The Internet, January 25, 2011 – The Document Foundation launches LibreOffice 3.3, the first stable release of the free office suite developed by the community. In less than four months, the number of developers hacking [...]

Security : fail2ban and dependencies

I like to install fail2ban on my Server for securing ssh and Asterisk .

Installed: fail2ban.noarch 0:0.8.4-23.el5

Dependency Installed: shorewall.noarch 0:4.0.15-1.el5       shorewall-common.noarch 0:4.0.15-1.el5 shorewall-perl.noarch 0:4.0.15-1.el5  shorewall-shell.noarch 0:4.0.15-1.el5

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Linux :setting up NFS shares

On server:

vi /etc/exports

add:

/home/data 192.168.170.0/255.255.255.0(rw)

# chkconfig nfsd on # service nfsd start

On Client:

#mkdir /home/data

#mount -t nfs 192.168.170.1:/home/data /home/data

Make it automount:

#vi /etc/fstab

192.168.170.1:/home /home nfs rw,bg,hard,intr 0 0

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Linux : How to setup Static IP Address in Ubuntu 10.10

Setup Static IP Address

If you want to setup a Static IP Address in your system , Modify the file  /etc/network/interfaces.  If your First Ethernet  Interface is eth0 ,see the following Example.  Just add the following lines in the file with the help of an Editor and Restart the network or system.

auto eth0 [...]

ubuntu :Install Ubuntu restricted extras through script

How to  Install Ubuntu restricted extras through Script

Copy below yext and save as restricted.sh

Then run

!/bin/sh   sudo su   # install debconf-utils apt-get install debconf-utils   # create answer file debconf-set-selections <<\EOF sun-java6-bin shared/accepted-sun-dlj-v1-1 boolean true msttcorefonts msttcorefonts/defoma note EOF   # install jdk apt-get -y install ubuntu-restricted-extras

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Ubuntu : Fix The Screen Messed up at Start-up and Shutdown

If you’re running Ubuntu Maverick with Nvidia Official drivers, and your screen messed up at starting up and shutting down the system. You can try following method to fix the problem.

Step 1: First, open up a terminal window from Applications -> Accessories menu. Run this command to install preparing tools:

sudo apt-get install [...]

Linux : How to configure Sun VirtualBox on CentOS 5.x

installation process of VirtualBox on a fresh centos5.5 server.

The installation of VirtualBox will require the building of kernel modules. If the development environment and kernel source are not already installed:

Step-1: Install the necessary tools, just issue the following command from command prompt, you must have root privilege for this.

#yum groupinstall “Development [...]

LINUX : Install Logwatch on ubuntu

Install Logwatch :

Issue the following command to install Logwatch along with Postfix:

apt-get install postfix logwatch

Be sure to select the “Internet Site” configuration when installing Postfix. Configure Logwatch Link

Once you have installed Logwatch, you will need to configure it to email you the reports it generates. You are encouraged to look [...]

Linux : Using Fail2ban to Block Network Probes

Installing and Using Fail2ban On Debian and Ubuntu system

Make sure your package repositories and installed programs are up to date by issuing the following commands:

kartook@K:~$ sudo apt-get update [sudo] password for kartook:

kartook@K:~$ sudo apt-get upgrade –show-upgraded

kartook@K:~$ sudo apt-get install python

kartook@K:~$ sudo apt-get install fail2ban

kartook@K:~$

Afterwards, you will find [...]

Linux : How do I disable the ping response?-Method -2

In this method we are going to use IpTables . make sure its installed  ..

Method 2:

run this to disable ping response:

iptables  -I  INPUT  -i  ech0  -p   icmp  -s  0/0  -d  0/0   -j  DROP

and this to allow ping response:

iptables  -I  INPUT  -i  ech0  -p   icmp  -s  0/0  -d  0/0   -j  [...]