edition
If you have your Windows Vista preinstalled on your computer when you purchased a new PC or laptop, you might want to check what is the actual edition of Windows Vista that is installed and running on your system now. Beside, over a long time, especially if you have upgrade Windows Vista via Windows Anytime Upgrade and have forgotten what [...]
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Blogroll in WordPress displays a list of blogger’s favorite blogs in the sidebar of their blog. Blogroll provides links to external blogs in easily managed way. Some webmasters also use Blogroll to display backlinks to other external sites for link exchange or link buying. In reality, links added by WordPress blogroll is actually useless textlinks [...]
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This article uses postfix as the mail transport agent (MTA), as opposed to sendmail, the default MTA for CentOS. Dovecot is used to allow users to access their email by either imap or pop protocols. We assume a domain name of example.com which should be changed by the reader and can be either a real [...]
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Regedit, which is built-in in Windows 2000, XP and Vista, enables you to view, find, and modify settings in your system registry. A registry contains information about how your computer runs. Regedit can be very risky so make sure to back up, export everything before you change anything. 1. Click Start, and then click Run. [...]
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We will use an example based approach to examine the various iptables commands. In this first example, we will create a very simple set of rules to set up a Stateful Packet Inspection (SPI) firewall that will allow all outgoing connections but block all unwanted incoming connections:
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Windows Vista (Business, Enterprise, and Ultimate editions), has a new feature called Restore Previous Versions. Every time a system restore point is created, new versions of your files are created at the same time. To restore from previous versions of a file: browse through your documents folder and right mouse click on the file name, [...]
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Virtual Hosting allow web servers to host more than one website on a sing machine. This is how sharing hosting works. I become pretty handy as well while develloping different web project on the same machine and allows you to access to your local repository using addresses such as http://dev.mysite.com instead of http://localhost/~myuser/myproject/ :) . [...]
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 xinetd, the eXtended InterNET Daemon, is an open-source daemon which runs on many Linux and Unix systems and manages Internet-based connectivity. It offers a more secure extension to or version of inetd, the Internet daemon. xinetd performs the same function as inetd: it starts programs that provide Internet services. Instead of having such servers started [...]
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Many network enabled Linux applications don’t rely on themselves to provide restricted access or bind to a particular TCP port; instead they often offload a lot of this work to a program suite made just for this purpose, xinetd. The xinetd RPM is installed by default in Fedora Linux and uses /etc/xinetd.conf as its main [...]
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A simplistic approach would be to simply divide the disk space by the number of users and/or groups using it. For example, if the system has a 100GB disk drive and 20 users, each user will be given a hard limit of no more than 5GB
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This tutorial walks you through implementing disk quotas for both users and groups on Linux, using a virtual filesystem, which is a filesystem created from a disk file. Since quotas work on a per-filesystem basis, this is a way to implement quotas on a sub-section, or even multiple subsections of your drive, without reformatting. This [...]
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Successfully networking your Ubuntu system with Windows clients involves providing and integrating with services common to Windows environments. Such services assist the sharing of data and information about the computers and users involved in the network, and may be classified under three major categories of functionality: File and Printer Sharing Services. Using the Server Message [...]
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Changing this setting without a GUI will require some text editing, but that’s classic linux, right? Let’s open up the /etc/network/interfaces file. I’m going to use vi, but you can choose a different editor sudo vi /etc/network/interfaces For the primary interface, which is usually eth0, you will see these lines: auto eth0 iface eth0 inet [...]
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The Zend Optimizer is a free runtime application that enables PHP to run the files encoded by the Zend Guard. This can be freely used by anyone looking to run encoded applications. Please download and follow the installation instructions included in the distributions. The simplest way to get a PHP runtime that includes Zend Optimizer [...]
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This article describes new options that you can use to assign user rights in Windows that affect the Terminal Services feature. Windows Server 2003 includes the following new User Rights options: Allow logon through Terminal Services Deny logon through Terminal Services You can use these options to change the set of permissions a user must [...]
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