How To Remotely Install Debian Over A RH Based Distro

Ocassionally, servers need to be retasked for various reasons.  It has always been a challenge when the server has a distribution other than what I need. I do not want to drive to the data center to swap CDs around, so I decided to see if there was a way to remotely install the machine.  I found some notes by Erik Jacobsen and used them to come up with an up-to-date how-to.

How To Set Up A Cisco Lab On Linux (CentOS 5.2)

I recently decided to study for the Cisco CCSP certification. My main concern in the beginning was the fact that most of the lab simulation software that I found out there could only run on Windows, this was a problem for me given the fact that I do not own a windows computer. After a quick search I found the wonderful Dynamips project that goes beyond what other simulators do by running actual Cisco IOS images, as well as the PEMU project which allows for running of Cisco PIX images. To integrate the various pieces of software and provide an interface for interaction with the devices I used dynagen.

CentOS Directory Server On CentOS 5.2

The enterprise-class Open Source LDAP server for Linux. It is hardened by real-world use, is full-featured, supports multi-master replication, and already handles many of the largest LDAP deployments in the world. The Centos Directory Server (based on Fedora Directory Server) can be downloaded for free and set up in less than half an hour.

Installation Of Open ERP Client, Server And Open ERP eTiny Server On CentOS 5.2

This article will show you how to configure and install the Open ERP 4.2.2 Server, Client and eTiny Server for Cent OS 5.2.

How To Set Up A Linux Layer 7 Packet Classifier On CentOS 5.1

This tutorial will walk you through setting up a Linux layer 7 packet classifier on CentOS 5.1, this can easily be adapted to any other Linux distribution out there.

Installing ClamAV 0.93.3 From The Sources (+ Sendmail Integration) On CentOS 5.2

This how-to refers to the installation and configuration of Clamav 0.93.3 (from sources) on a Linux server running CentOS 5.2 and sendmail. We assume the fact you’ve installed sendmail from the rpm packages of your distribution.

Installing And Using OpenVZ On CentOS 5.2

In this HowTo I will describe how to prepare a CentOS 5.2 server for OpenVZ. With OpenVZ you can create multiple Virtual Private Servers (VPS) on the same hardware, similar to Xen and the Linux Vserver project. OpenVZ is the open-source branch of Virtuozzo, a commercial virtualization solution used by many providers that offer virtual servers. The OpenVZ kernel patch is licensed under the GPL license, and the user-level tools are under the QPL license.

BIND 9 Vulnerability And Solution - Patch BIND To Avoid Cache Poisoning (Fedora/CentOS)

I am pretty sure most of you guys have hard about the Vulnerability in BIND. Dan Kaminsky earlier this month announced a massive, multi-vendor issue with DNS that could allow attackers to compromise any name server - clients, too. I thought I would share with you all one of the quickest solutions systems administrators running BIND 9 can use to help solve this vulnerability in case their systems are vulnerable.

How To Create A Cluster Testbed Using CentOS 5 Virtualization And iSCSI

This guide attempts to provide a Xen based test environment where you can practice setting up a two node cluster (cluster setup itself is not discussed here - I'm merely giving you what you need to set it up).

Reduce Apache's Load With Nginx On RHEL 5.2

This how-to describes how to install and configure Nginx to accelerate an Apache server based on RHEL 5.2.