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Introduction to Windows 2000 Group Policy

Group policies are rules that can be defined by an administrator for a user’s desktop environment. They are an evolution of the policies that are available from the earlier Windows 95/98 and Windows NT 4.0 desktop environments. With the release of Active Directory, Microsoft has taken policies one step further by allowing for a single [...]

How to Install OpenVPN

OpenVPN can be downloaded here. For security, it’s a good idea to check the file release signature after downloading. The OpenVPN executable should be installed on both server and client machines, since the single executable provides both client and server functions. Linux Notes (using RPM package) If you are using a Linux distribution which supports [...]

How to create Bonding in Linux Server

Linux allows binding multiple network interfaces into a single channel/NIC using special kernel module called bonding. “The Linux bonding driver provides a method for aggregating multiple network interfaces into a single logical “bonded” interface. The behavior of the bonded interfaces depends upon the mode; generally speaking, modes provide either hot standby or load balancing services. Additionally, [...]

How to enable and to configure Remote Desktop for Administration in Windows Server 2003

By default, Remote Desktop for Administration is disabled. To enable it, follow these steps: 1. Click Start, click Control Panel, and then click System. 2. Click the Remote tab, click to select the Allow users to connect remotely to your computer check box, and then click OK. Note You do not have to have a [...]

How to install and configure a DHCP server

Installing the DHCP Service You can install DHCP either during or after the initial installation of Windows 2000 Server or Advanced Server, although there must be a working DNS in the environment. To validate your DNS server, click Start, click Run, type cmd, press ENTER, type ping friendly name of an existing DNS server in [...]

How to add a Workstation to the Domain in Windows

The final step in this process is to add a member server to the domain. This process also applies to workstations. To add a computer to the domain, follow these steps: a. Log on to the computer that you want to add to the domain. b. Right-click My Computer, and then click Properties. c. Click [...]

How To Create an Active Directory Server in Windows Server 2003

After you have installed Windows Server 2003 on a stand-alone server, run the Active Directory Wizard to create the new Active Directory forest or domain, and then convert the Windows Server 2003 computer into the first domain controller in the forest. To convert a Windows Server 2003 computer into the first domain controller in the [...]

How to Monitor Windows Machines with Nagios

Introduction This document describes how you can monitor “private” services and attributes of Windows machines, such as: Memory usage CPU load Disk usage Service states Running processes etc. Publicly available services that are provided by Windows machines (HTTP, FTP, POP3, etc.) can be monitored easily by following the documentation on monitoring publicly available services. Note: [...]

How to install XAMPP

XAMPP is a full-featured AMPP (Apache MySQL, PHP, Perl) package that is one of the few non-commercial AMPP middleware stacks available on Linux. With its tight integration, XAMPP makes it possible to run anything from a personal home page to a full-featured production site (though only for development purposes; XAMPP is not meant to be [...]

How To Install PHP

Generally, the installation process of Apache with PHP is very similar to the process of installing Apache without PHP, as described in the previous article. The only difference is the use of two additional modules: mod_php and mod_security. As in the previous article, we will start by creating an account and group called “apache”. Then [...]

Secure your Apache2 with mod-security

Installation: In order to install mod-security with apache2, you need libapache2-mod-security: $sudo apt-get install libapache2-mod-security and then enable mod-security and reload apache2 $sudo a2enmod mod-security $sudo /etc/init.d/apache2 force-reload Once this is done, you will be able to filter GET, POST urls …. and apply different rules depending on what the page/variables/url contain Configuration: Apache running [...]

20 ways to Secure your Apache Configuration

First, make sure you’ve installed latest security patches There is no sense in putting locks on the windows, if your door is wide open. As such, if you’re not patched up there isn’t really much point in continuing any longer on this list. Go ahead and bookmark this page so you can come back later, [...]

A Guide to Internet Security Terms

Every Internet user should at least have a basic understanding of the terms used in regard to online security and so I have collected a few of the popular ones and put them in this article with a brief explanation of each. Adware means “Advertising Supported Software”. It refers to placing adverts in software or [...]

How to Install OsTicket – An Open Source Support Ticket System

Installation Process osTicket comes with it’s own web-based installer to help guide you through the installation process without the frustration. While the installer provides step by step guide during the installation process it is important and helpful to have general knowledge about Web servers, PHP and MySQL. Prerequisites To install osTicket, your web server must [...]

How To Configure Your PIX To Accept Telnet

The telnet command can be used to configure your PIX to accept telnet sessions. By default, it allows connections on the inside interface from the 192.168.1.0 network, as seen below: telnet 192.168.2.0 255.255.255.0 inside Of course, if you change the IP address of the inside interface, you may have to change the statement above. You [...]