Wake-on-LAN (WOL) is an Ethernet networking standard that allows a server to be turned on by a network message. You need to send ‘magic packets’ to wake-on-lan enabled ethernet adapters and motherboards, in order to switch on the called systems. Make sure you connect the NIC (eth0 or eth1) with the motherboard, and enable the WOL function in the BIOS. This is a quick guide to enable WOL under RHEL / Fedora / CentOS / Debian / Ubuntu Linux.
Man pages are written by sys-admin and developers for IT techs, and are intended more as a reference than as a how to. Man pages are very useful for people who are already familiar with Linux, Unix, and BSD operating systems. Use man pages when you just need to know the syntax for particular commands or configuration file, but they are not helpful for new Linux users. Man pages are not good for learning something new for the first time. Here are thirty best documentation sites on the web for learning Linux and Unix like operating systems.
Ubuntu Linux (a GNU/Linux-based computer operating system) version 11.10 has been released and available for download. The new release includes some enhancements to make your experience even more enjoyable. The Default user interface is set to unity shell on top of GNOME 3.x. However, you will get a 2D version of Unity as a fallback for systems that lack the hardware resources for the 3D version. The good news is you will be able to install the entire GNOME 3 desktop along with GNOME Shell directly from the Ubuntu repos.
Synaptic is a front-end for the apt package management system. The program allows you to perform all actions of the command line tool apt-get in a graphical environment such as installing, upgrading, downgrading and removing of single packages or even upgrading your whole system. The upcoming Ubuntu Linux version 11.10 (code named Oneiric Ocelot) has removed Synaptic Package Manager.
The latest version of the popular Linux desktop distribution Ubuntu 11.04 has been released and available from the official project web site. This new version uses the Unity user interface instead of GNOME Shell as default desktop (user can switch back to classic Gnome desktop any time). New features since Ubuntu 10.10 includes – Banshee as the default music player, Mozilla Firefox 4, LibreOffice, Linux kernel v184.108.40.206, gcc 4.5, Python 2.7, dpkg 1.16.0, Upstart 0.9, X.org 1.10.1, Mesa 7.10.2, Shotwell 0.9.2, and Evolution 2.32.2.
The latest version of the popular Linux desktop distribution Ubuntu 10.10 has been released and available from the official project web site. New features since Ubuntu 10.04 includes – Gnome 2.32, KDE 4.5.0 (QT 4.7), new KDE browser Rekonq, Pulse Audio as the default sound server, Firefox 3.6.9, OpenOffice 3.2.1, Evolution 2.30.3, Shotwell, Btrfs with experimental support, kernel 2.6.35, and X.org version 1.9.
This blog post listed Linux Compatible USB wireless adapters. It seems that many new Linux users frequently have problems learning how to install RT2870 driver under Linux. I also received email requesting installation instructions for the same device. This quick tutorial will explains how to install RT2870 based chipset device with WPA2 authentication and TKIP wireless encryption.
Repetitive strain injury (RSI) is occupational overuse syndrome, non-specific arm pain or work related upper limb disorder. RSI caused from overusing the hands to perform a repetitive task, such as typing, writing, or clicking a mouse. Unfortunately, most people do not understand what RSI is or how serious it can be. You can easily prevent RSI using open source software called Workrave.
Securing your Linux server is important to protect your data, intellectual property, and time, from the hands of crackers (hackers). The system administrator is responsible for security Linux box. In this first part of a Linux server security series, I will provide 20 hardening tips for default installation of Linux system.