gg234's blog

NTP Server and Client Configuration in debian

The Network Time Protocol (NTP) is a protocol for synchronizing the clocks of computer systems over packet-switched, variable-latency data networks. NTP uses UDP port 123 as its transport layer. It is designed particularly to resist the effects of variable latency (Jitter).

Full Story

Howto Set Flickr images as Ubuntu desktop wallpaper

Webilder delivers stunning wallpapers to your Linux desktop, directly from Flickr and Webshots. You choose what keywords
(tags) to watch for, and photos are automatically downloaded to your computer. Webilder can also change the wallpaper every
few minutes.

Full Story

Setup CUPS (Common UNIX Printing System) Server and Client in Debian

The Common UNIX Printing SystemTM, or CUPS, is the software you use to print from applications like the web browser you are
using to read this page. It converts the page descriptions produced by your application (put a paragraph here, draw a line
there, and so forth) into something your printer can understand and then sends the information to the printer for printing.

Full Story

Settingup an FTP Server on Ubuntu with ProFTPD

ProFTPD is a proven, high-performance, scalable FTP server written from scratch, with a focus toward simplicity, security,and ease of configuration. Naturally, ProFTPD powers some of the largest sites on the Internet. It features a very Apache-like configuration syntax, modules, and a highly customizable server infrastructure, including support for multiple ‘virtual’ FTP servers, anonymous FTP, and permission-based directory visibility.

Full Story

Mount a remote file system through ssh Using sshfs

If you want to access a remote file system through ssh you need to install sshfs.sshfs is a filesystem client based on the SSH File Transfer Protocol. Since most SSH servers already support this protocol it is very easy to set up: i.e. on the server side there’s nothing to do. On the client side mounting the file system is as easy as logging into the server with ssh.

Full Story

Ubuntu Linux + Apache2 + Virtual Hosts + Syslog Server

Central Log Management System is a simple web based logging system which allows logging all syslog messages from various Network Devices, Unix, Linux, Solaris and Windows Servers. This allows the visibility of logs from all these devices in one single interface.

Full Story

Howto Boot debian in text mode instead of graphical mode (GUI)

You can prevent automatic running of the GUI when you boot your debian machine by disabling your login manager be it KDM, GDM or XDM from running at boot time. To disable the login manager from automatically running at boot up.

Full Story

Mount and Unmount ISO,MDF,NRG Images Using AcetoneISO

AcetoneISO is CD/DVD image manipulator for Linux.Using this tool it is very easy to Mount and Unmount ISO,MDF,NRG Images

Full Story

Howto display the number of processors in Linux

If you’ve just bought a new desktop,laptop or server and the box says the box is powered by 2 processors, you can actually verify that.

Full Story

Securing SSH Using Denyhosts

SSH is a great way to remotely administer a server. However, it still has a number of issues when you open it up to the
world. The server and client communications are secure but that doesn’t mean the hosts involved are. Opening an SSH service
to the world allows for brute force attacks and means that the carbon interface is still the weakest link.

Full Story

Howto restrict su command to superuser only in Linux

su is run a shell with substitute user and group IDs. su is used to become another user during a login session. Invoked
without a username, su defaults to becoming the super user. The optional argument - may be used to provide an environment
similar to what the user would expect had the user logged in directly.

Full Story

How to install Tor with Vidalia GUI on Ubuntu

Do you want completely anonymous internet access? For Free? Tor is the open source leader to anonymous connections on the internet, you can anonymize your internet presence from AIM/ICQ/MSN/ Jabber/IRC/WWW/FTP and you can even issue a torify
command at the command prompt to anonymize your get/ssh/lynx/ftp/perl or whatever. Basically tor is for the people by the people, it is only alive because we make it so, we can choose to use it freely or use it freely and help it out by running a server on your computer to make the internet safer.

Full Story

Rename multiple files to another extension in Linux

Let us say that you want to rename all of your “.php5″ files to “.php” files. You can use for loop.

Full Story

How to Install Tor to Surf Anonymously in Ubuntu Feisty with Firefox

Tor is a toolset for a wide range of organizations and people that want to improve their safety and security on the Internet. Using Tor can help you anonymize web browsing and publishing, instant messaging, IRC, SSH, and other applications that use the TCP protocol. Tor also provides a platform on which software developers can build new applications with built-in anonymity, safety, and privacy features.

Full Story

Envy - ATI and NVIDIA drivers installation made easy

“Envy” is an application for Ubuntu Linux and Debian written in Python and PyGTK.

Full Story