IP Masquerade is a form of Network Address Translation or NAT which NAT allows internally connected computers that do not have one or more registered Internet IP addresses to communicate to the Internet via the Linux server's Internet IP address. The software interface which enables one to configure the kernel for IP masquerading is iptables.
Read more »Make your CentOS 4 box acting as an Internet Gateway/Router using IP Masquerading
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Install Asterisk 1.4 and Asterisk GUI in Ubuntu 6.06 LTS Server and Debian Etch
1. Preparing your system
Update your Ubuntu 6.06 LTS or Debian Etch necessary packages to be able to install Asterisk 1.4 from source.
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Install Asterisk 1.4 and Asterisk GUI in CentOS 4 and CentOS 5
Installation of Asterisk 1.4 is slightly different than installing Asterisk 1.2. There are some slight changes in the installation and some packages is needed. Asterisk GUI is available for Asterisk 1.4 only and the installation package is avalabe in Digium's svn repository. To install Asterisk GUI you need to download the subversion package...
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Step By Step: Install Wordpress Multiuser (WPMU) On FreeBSD 7
Wordpress is one of my favourite blog engines because it's easy and supports many plugins. Wordpress also available in multi-user mode which means a single Wordpress installation will cover many users with their own subdomain. This howto will show the steps taken to install Wordpress wpmu on a server running FreeBSD 7 stable.
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Gnome founder Miguel de Icaza critizes Gtk+ 3.0 proposal
The proposal goes like this: Gtk+ 3.0 will hide all public fields in objects, provide accessors to these, remove APIs that have been flagged as deprecated and introduce no new features. All the actual new features that some people want would come up in future versions. Which features will come is yet to be decided, because nobody knows when and what will be implemented.
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Kernel Release Numbering Redux
In a recent thread it was asked what it would take for an "unstable" 2.7 development tree to be created, to which Linus noted replied...
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Emacs Gimp Mode released
"... The GNU's Got FU
* Emacs mode1 for developing scheme scripts for the GIMP Image Manipulation Program2 (script-fu).
* Interaction with the GIMP as subprocess or as a client.
* Smart and fuzzy code completion .
* Documentation echoing.
* Hypertext help system with history.
..."
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NetDirector: Open Source Configuration Management Goes GPL
A few weeks ago I felt a little like a proud pappa, well maybe more like an uncle since I can’t claim to have been present for the conception. NetDirector, an open source configuration management tool that I helped get off the ground NetDirectorhas finally been released under the GNU Public License making it a bona fide open source application
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What is the procedure to resize an LVM2 logical volume and the ext2 or ext3 filesystem?
In this test procedure, first we create a new partition (/dev/hda2) using un-partitioned disk space. A new volume group (TestVG) and logical volume (TestLV) are then created using a physical volume created on the partition. An ext3 filesystem is then created on the logical volume, it is checked, and then mounted.
Read more »Arch Linux for the DIY Linux user
There's no dearth of Linux distributions for desktop users or even for running high availability servers. But if you are a do-it-yourself computer user, your choice of Linux distros is fairly limited. You can build Linux from scratch with Linux from Scratch or compile your own set of packages with Gentoo.
Read more »Automate backups on Linux
The loss of critical data can prove devastating. Still, millions of professionals ignore backing up their data. While individual reasons vary, one of the most common explanations is that performing routine backups can be a real chore.
Read more »Persistent Configuration Options For X.Org Drivers
In recent times, the xorg.conf (or formerly, XFree86.conf) file once used for configuring all static X-related server options has been shrinking in size. Thanks to more reliable EDID (Extended Display Identification Data) on LCD panels, it's generally no longer needed to manually specify mode-lines within this X.Org configuration file.
Read more »grep is a beautiful tool
Global Regular Expression Print is a staple of every command-line user’s toolbox. As with find, it derives a lot of power from being combined with other tools and can increase your productivity significantly.
Following is a simple tutorial
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Using LaTeX to make PDF documents with Japanese characters
"Even if you know nothing about LaTeX, you can make your first Japanese PDF document by taking a copy of this example file JIS.tex, going to a shell command line and typing "pdflatex JIS.tex". That should produce this output: ..."
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What went wrong with the KDE 4 release?
When KDE 4.0 was released in January, it was supposed to be the foundation for a new era of desktop development. But as 4.x versions began finding their way into distributions, negative reactions began to obscure other ones. With the upcoming 4.1 release due at the end of this month, it's hard to avoid wondering: what happened?
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