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How to disable daylight savings time transition in Linux?

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linuxSince you will not be following your local time zone, you need to create your own personal time zone file.

Typing the following commands as root solved the problem:

cd /etc
rm localtime
ln -s /usr/share/zoneinfo/Etc/GMT+6 localtime

Please choose valid GMT+? for your region/country


How to change the order of the OSes from Linux being on top of Dual Boot

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To change the order of the OSes from Linux being on top of dual boot to some other OS, e.g., Windows 7

Open a terminal and then cd /boot/grub

Now you need to edit your grub.conf file -

vi grub.conf
vi menu.lst



How to install Squid Transparent Proxy?

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squid-shade1what is Transparent proxy?


Transparent caching is the art of getting HTTP requests intercepted and processed by the proxy without any form of configuration in the browser (neither manual or automatic configuration). This involves firewalling & routing rules to have packets with destination port 80 forwarded to the proxy port, and some Squid configuration to tell Squid that it's being called in this manner which differs slightly from normal proxied requests.
Last Updated on Wednesday, 27 April 2011 06:29

How to install Manageengine Netflow Analyzer?

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Installing Netflow Analyzer

Download NetFlow Analyzer

First you need to download NetFlow Analyzer from
Download the BIN file and assign execute permission using the  command:

chmod a+x .bin

where is the name of the downloaded BIN file.

Execute the following command: ./.bin
Some time it gives error that gui is not enable run as console then
execute file as:

./.bin   -console.

Follow the instructions as they appear on the screen to successfully install NetFlow Analyzer on to your machine.

Last Updated on Monday, 29 November 2010 09:58

How to install CLAMAV with update DB script and Scanning on CentOS?

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Clam AntiVirus is an open source (GPL) anti-virus toolkit for UNIX, designed especially for e-mail scanning on mail gateways.

It provides a number of utilities including a flexible and scalable multi-threaded daemon, a command line scanner and advanced tool for automatic database updates.

The core of the package is an anti-virus engine available in a form of shared library.

This document will help in installation & configuration of Clamav on Centos.

Last Updated on Sunday, 13 June 2010 09:03

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