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	<title>CS &#38; IT Solutions &#187; linux</title>
	<atom:link href="http://blog.csatpk.com/tag/linux/feed/" rel="self" type="application/rss+xml" />
	<link>http://blog.csatpk.com</link>
	<description>Computer Scientists and IT Professionals Weblog</description>
	<lastBuildDate>Mon, 17 Oct 2011 10:58:35 +0000</lastBuildDate>
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		<title>How To Install and Configure Squid as Transparent Proxy Server under Linux and FreeBSD</title>
		<link>http://blog.csatpk.com/2011/03/how-to-install-and-configure-squid-as-transparent-proxy-server-under-linux-and-freebsd/</link>
		<comments>http://blog.csatpk.com/2011/03/how-to-install-and-configure-squid-as-transparent-proxy-server-under-linux-and-freebsd/#comments</comments>
		<pubDate>Tue, 29 Mar 2011 16:45:12 +0000</pubDate>
		<dc:creator>amanat</dc:creator>
				<category><![CDATA[CentOS]]></category>
		<category><![CDATA[debian]]></category>
		<category><![CDATA[fedora]]></category>
		<category><![CDATA[feebsd]]></category>
		<category><![CDATA[linux]]></category>
		<category><![CDATA[Networking]]></category>
		<category><![CDATA[ubuntu]]></category>
		<category><![CDATA[proxy]]></category>
		<category><![CDATA[rhel]]></category>
		<category><![CDATA[server]]></category>
		<category><![CDATA[Squid]]></category>
		<category><![CDATA[squid.conf]]></category>
		<category><![CDATA[transparent]]></category>
		<category><![CDATA[tutorial]]></category>

		<guid isPermaLink="false">http://blog.csatpk.com/?p=1055</guid>
		<description><![CDATA[Squid is a proxy server and web cache daemon. It has a wide variety of uses: caching web, filtering traffic, caching DNS and other computer network lookups for a group of people sharing network resources. Squid is primarily designed to run on Unix-like systems but it also runs on Windows-based systems. In this tutorial I&#8217;ll [...]]]></description>
		<wfw:commentRss>http://blog.csatpk.com/2011/03/how-to-install-and-configure-squid-as-transparent-proxy-server-under-linux-and-freebsd/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Linux Tuning Parameters</title>
		<link>http://blog.csatpk.com/2010/09/linux-tuning-parameters/</link>
		<comments>http://blog.csatpk.com/2010/09/linux-tuning-parameters/#comments</comments>
		<pubDate>Tue, 28 Sep 2010 16:54:38 +0000</pubDate>
		<dc:creator>amanat</dc:creator>
				<category><![CDATA[CentOS]]></category>
		<category><![CDATA[debian]]></category>
		<category><![CDATA[fedora]]></category>
		<category><![CDATA[feebsd]]></category>
		<category><![CDATA[linux]]></category>
		<category><![CDATA[Networking]]></category>
		<category><![CDATA[ubuntu]]></category>
		<category><![CDATA[kernel]]></category>
		<category><![CDATA[kernel tunning]]></category>
		<category><![CDATA[kernel tunning parameters]]></category>

		<guid isPermaLink="false">http://blog.csatpk.com/?p=1048</guid>
		<description><![CDATA[KernelTo successfully run enterprise applications, such as a database server, on your Linux distribution, you may be required to update some of the default kernel parameter settings. For example, the 2.4.x series kernel message queue parameter msgmni has a default value (for example, shared memory, or shmmax is only 33,554,432 bytes on Red Hat Linux [...]]]></description>
		<wfw:commentRss>http://blog.csatpk.com/2010/09/linux-tuning-parameters/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Manage Time in Ubuntu Through Command Line</title>
		<link>http://blog.csatpk.com/2010/09/manage-time-in-ubuntu-through-command-line/</link>
		<comments>http://blog.csatpk.com/2010/09/manage-time-in-ubuntu-through-command-line/#comments</comments>
		<pubDate>Thu, 23 Sep 2010 07:07:36 +0000</pubDate>
		<dc:creator>amanat</dc:creator>
				<category><![CDATA[debian]]></category>
		<category><![CDATA[linux]]></category>
		<category><![CDATA[Networking]]></category>
		<category><![CDATA[ubuntu]]></category>
		<category><![CDATA[date]]></category>
		<category><![CDATA[ntp. set time]]></category>
		<category><![CDATA[tzconfig]]></category>
		<category><![CDATA[tzselect]]></category>

		<guid isPermaLink="false">http://blog.csatpk.com/?p=1044</guid>
		<description><![CDATA[Manage Time in Ubuntu Through Command Line Posted in configuration by hs on December 6, 2007 What if you would like to manage your computer’s time in Ubuntu? It’s easy if you are in a graphical desktop environment. But what if you are on the command line? For example, in Ubuntu Server? Well, it is easy [...]]]></description>
		<wfw:commentRss>http://blog.csatpk.com/2010/09/manage-time-in-ubuntu-through-command-line/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>How to backup MySQL databases</title>
		<link>http://blog.csatpk.com/2010/09/how-to-backup-mysql-databases/</link>
		<comments>http://blog.csatpk.com/2010/09/how-to-backup-mysql-databases/#comments</comments>
		<pubDate>Thu, 23 Sep 2010 04:48:25 +0000</pubDate>
		<dc:creator>amanat</dc:creator>
				<category><![CDATA[CentOS]]></category>
		<category><![CDATA[debian]]></category>
		<category><![CDATA[fedora]]></category>
		<category><![CDATA[feebsd]]></category>
		<category><![CDATA[linux]]></category>
		<category><![CDATA[Networking]]></category>
		<category><![CDATA[ubuntu]]></category>
		<category><![CDATA[backup. backup mysql]]></category>
		<category><![CDATA[bash script]]></category>
		<category><![CDATA[dump mysql]]></category>

		<guid isPermaLink="false">http://blog.csatpk.com/?p=1040</guid>
		<description><![CDATA[rm -f /backup/mysql* ### System Setup ### BACKUP=/backup NOW=$(date +&#8221;%d-%m-%Y&#8221;) ### MySQL Setup ### MUSER=&#8221;mysqluser&#8221; MPASS=&#8221;password&#8221; MHOST=&#8221;localhost&#8221; MYSQL=&#8221;$(which mysql)&#8221; MYSQLDUMP=&#8221;$(which mysqldump)&#8221; GZIP=&#8221;$(which gzip)&#8221; ### Start MySQL Backup ### # Get all databases name DBS=&#8221;$($MYSQL -u $MUSER -h $MHOST -p$MPASS -Bse &#8216;show databases&#8217;)&#8221; for db in $DBS do FILE=$BACKUP/mysql-$db.$NOW-$(date +&#8221;%T&#8221;).gz $MYSQLDUMP -u $MUSER -h $MHOST -p$MPASS [...]]]></description>
		<wfw:commentRss>http://blog.csatpk.com/2010/09/how-to-backup-mysql-databases/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>How can I use TCPDUMP to determine the top talker on my network?</title>
		<link>http://blog.csatpk.com/2010/09/how-can-i-use-tcpdump-to-determine-the-top-talker-on-my-network/</link>
		<comments>http://blog.csatpk.com/2010/09/how-can-i-use-tcpdump-to-determine-the-top-talker-on-my-network/#comments</comments>
		<pubDate>Thu, 23 Sep 2010 04:39:57 +0000</pubDate>
		<dc:creator>amanat</dc:creator>
				<category><![CDATA[Uncategorized]]></category>
		<category><![CDATA[bash]]></category>
		<category><![CDATA[linux]]></category>
		<category><![CDATA[tcpdump]]></category>
		<category><![CDATA[top user]]></category>

		<guid isPermaLink="false">http://blog.csatpk.com/?p=1020</guid>
		<description><![CDATA[tcpdump -tnn -c 20000 -i eth0 &#124; awk -F &#8220;.&#8221; &#8216;{print $1&#8243;.&#8221;$2&#8243;.&#8221;$3&#8243;.&#8221;$4}&#8217; &#124; sort &#124; uniq -c &#124; sort -nr &#124; awk &#8216; $1 &#62; 100 &#8216; download in bash script top-talker.sh.txt-remove download and rename the file t- top-talker.sh if required, to make it executable #chmod a+x toptalker.sh Good luck!]]></description>
		<wfw:commentRss>http://blog.csatpk.com/2010/09/how-can-i-use-tcpdump-to-determine-the-top-talker-on-my-network/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>setting up a iptables firewall with logwatch on gmail account</title>
		<link>http://blog.csatpk.com/2010/09/setting-up-a-iptables-firewall-with-logwatch-on-gmail-account/</link>
		<comments>http://blog.csatpk.com/2010/09/setting-up-a-iptables-firewall-with-logwatch-on-gmail-account/#comments</comments>
		<pubDate>Wed, 22 Sep 2010 17:16:48 +0000</pubDate>
		<dc:creator>amanat</dc:creator>
				<category><![CDATA[CentOS]]></category>
		<category><![CDATA[debian]]></category>
		<category><![CDATA[fedora]]></category>
		<category><![CDATA[feebsd]]></category>
		<category><![CDATA[linux]]></category>
		<category><![CDATA[Networking]]></category>
		<category><![CDATA[ubuntu]]></category>
		<category><![CDATA[iptables]]></category>
		<category><![CDATA[log in mail]]></category>
		<category><![CDATA[logwatch. gmail]]></category>

		<guid isPermaLink="false">http://blog.csatpk.com/?p=1030</guid>
		<description><![CDATA[Overview Any basic home router is a combination firewall/switch/wifi device. If you don&#8217;t need wifi, you can get much finer-grained control of your home network by buying a low-power computer with 2 ethernet ports to use as your firewall, and then a cheap 4 or 8 port switch to do your switching. This gives you [...]]]></description>
		<wfw:commentRss>http://blog.csatpk.com/2010/09/setting-up-a-iptables-firewall-with-logwatch-on-gmail-account/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Firewall – How Do I Block an IP Address on My Linux server?</title>
		<link>http://blog.csatpk.com/2010/09/firewall-%e2%80%93-how-do-i-block-an-ip-address-on-my-linux-server/</link>
		<comments>http://blog.csatpk.com/2010/09/firewall-%e2%80%93-how-do-i-block-an-ip-address-on-my-linux-server/#comments</comments>
		<pubDate>Sat, 11 Sep 2010 19:15:41 +0000</pubDate>
		<dc:creator>amanat</dc:creator>
				<category><![CDATA[CentOS]]></category>
		<category><![CDATA[debian]]></category>
		<category><![CDATA[fedora]]></category>
		<category><![CDATA[feebsd]]></category>
		<category><![CDATA[linux]]></category>
		<category><![CDATA[Networking]]></category>
		<category><![CDATA[ubuntu]]></category>
		<category><![CDATA[block]]></category>
		<category><![CDATA[firewall]]></category>
		<category><![CDATA[iptables]]></category>
		<category><![CDATA[scripts]]></category>
		<category><![CDATA[scripts unix]]></category>
		<category><![CDATA[web]]></category>

		<guid isPermaLink="false">http://blog.csatpk.com/?p=1017</guid>
		<description><![CDATA[What is iptable? Iptables is a generic table structure that defines rules and commands as part of the netfilter framework that facilitates Network Address Translation (NAT), packet filtering, and packet mangling in the Linux 2.4 and later operating systems. NAT is the process of converting an Internet Protocol address (IP address) into another IP address. [...]]]></description>
		<wfw:commentRss>http://blog.csatpk.com/2010/09/firewall-%e2%80%93-how-do-i-block-an-ip-address-on-my-linux-server/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Unix / Linux Security: Secure your box using (autoban) Denyhosts</title>
		<link>http://blog.csatpk.com/2010/09/unix-linux-security-secure-your-box-using-autoban-denyhosts/</link>
		<comments>http://blog.csatpk.com/2010/09/unix-linux-security-secure-your-box-using-autoban-denyhosts/#comments</comments>
		<pubDate>Sat, 11 Sep 2010 19:11:42 +0000</pubDate>
		<dc:creator>amanat</dc:creator>
				<category><![CDATA[CentOS]]></category>
		<category><![CDATA[debian]]></category>
		<category><![CDATA[fedora]]></category>
		<category><![CDATA[feebsd]]></category>
		<category><![CDATA[linux]]></category>
		<category><![CDATA[ubuntu]]></category>
		<category><![CDATA[denyhosts]]></category>
		<category><![CDATA[scripts]]></category>
		<category><![CDATA[unix]]></category>

		<guid isPermaLink="false">http://blog.csatpk.com/?p=1014</guid>
		<description><![CDATA[I wrote a denyhack shell scripts to restrict the hacking users from the server. It was my development with bash script. I am using it for the past three years. Recently, While doing google search, I find an open source (source-forge) software denyhosts,written in python, which does the same function. Here are some tips to [...]]]></description>
		<wfw:commentRss>http://blog.csatpk.com/2010/09/unix-linux-security-secure-your-box-using-autoban-denyhosts/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Automatically block failed login attempts from internet</title>
		<link>http://blog.csatpk.com/2010/09/automatically-block-failed-login-attempts-from-internet/</link>
		<comments>http://blog.csatpk.com/2010/09/automatically-block-failed-login-attempts-from-internet/#comments</comments>
		<pubDate>Sat, 11 Sep 2010 19:03:31 +0000</pubDate>
		<dc:creator>amanat</dc:creator>
				<category><![CDATA[CentOS]]></category>
		<category><![CDATA[debian]]></category>
		<category><![CDATA[fedora]]></category>
		<category><![CDATA[feebsd]]></category>
		<category><![CDATA[linux]]></category>
		<category><![CDATA[Networking]]></category>
		<category><![CDATA[ubuntu]]></category>
		<category><![CDATA[antihack]]></category>
		<category><![CDATA[auto block]]></category>
		<category><![CDATA[crontab]]></category>
		<category><![CDATA[hack]]></category>

		<guid isPermaLink="false">http://blog.csatpk.com/?p=1009</guid>
		<description><![CDATA[Hackers If you own a server or host a site, hackers are always trying to get in. I have seen many autorobot programs are checking for weak or generated passwords. In the past, I have seen them repeatedly trying with many programs available in the internet. These intruders may hit your server one day or [...]]]></description>
		<wfw:commentRss>http://blog.csatpk.com/2010/09/automatically-block-failed-login-attempts-from-internet/feed/</wfw:commentRss>
		<slash:comments>1</slash:comments>
		</item>
		<item>
		<title>Ubuntu 8.04 Hotspot Introduction</title>
		<link>http://blog.csatpk.com/2010/06/ubuntu-8-04-hotspot-introduction/</link>
		<comments>http://blog.csatpk.com/2010/06/ubuntu-8-04-hotspot-introduction/#comments</comments>
		<pubDate>Sun, 06 Jun 2010 13:20:18 +0000</pubDate>
		<dc:creator>amanat</dc:creator>
				<category><![CDATA[debian]]></category>
		<category><![CDATA[linux]]></category>
		<category><![CDATA[Networking]]></category>
		<category><![CDATA[ubuntu]]></category>
		<category><![CDATA[Apache]]></category>
		<category><![CDATA[chillispot]]></category>
		<category><![CDATA[freeradius]]></category>
		<category><![CDATA[howto]]></category>
		<category><![CDATA[mysql]]></category>

		<guid isPermaLink="false">http://blog.csatpk.com/?p=987</guid>
		<description><![CDATA[Note: This howto has been tested and works for Ubuntu 8.04 Hardy Heron server editions for other vesions of ubuntu see WifiDocs/ChillispotHotspot Chillispot is software which provides authentication and restricted network access to clients. Its primary use is in wireless (WiFi) networks. For instance, suppose you are managing a wireless network in a hotel: the [...]]]></description>
		<wfw:commentRss>http://blog.csatpk.com/2010/06/ubuntu-8-04-hotspot-introduction/feed/</wfw:commentRss>
		<slash:comments>6</slash:comments>
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