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	<title>pwrusr.com &#187; System Administrator</title>
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	<link>http://www.pwrusr.com</link>
	<description>» fresh info for power users.</description>
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		<title>how to flush dns cache</title>
		<link>http://www.pwrusr.com/system-administrator/how-to-flush-dns-cache</link>
		<comments>http://www.pwrusr.com/system-administrator/how-to-flush-dns-cache#comments</comments>
		<pubDate>Sat, 21 Nov 2009 14:07:56 +0000</pubDate>
		<dc:creator>amatesi</dc:creator>
				<category><![CDATA[System Administrator]]></category>

		<guid isPermaLink="false">http://www.pwrusr.com/?p=120</guid>
		<description><![CDATA[Tip-post about how to clean DNS cache, especially useful when you expect strange behaviour when migrating your site from server to server.]]></description>
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		<slash:comments>0</slash:comments>
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		<item>
		<title>Upgrade Centos 4.7 to 5.3.</title>
		<link>http://www.pwrusr.com/system-administrator/upgrade-centos-4-7-to-5-3</link>
		<comments>http://www.pwrusr.com/system-administrator/upgrade-centos-4-7-to-5-3#comments</comments>
		<pubDate>Sun, 09 Aug 2009 11:13:51 +0000</pubDate>
		<dc:creator>amatesi</dc:creator>
				<category><![CDATA[GNU Linux]]></category>
		<category><![CDATA[System Administrator]]></category>
		<category><![CDATA[centos]]></category>

		<guid isPermaLink="false">http://www.pwrusr.com/?p=201</guid>
		<description><![CDATA[My experience on Centos 4.7 to 5.3 upgrade. Some useful tips and tricks and how to overcome them.]]></description>
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		<slash:comments>0</slash:comments>
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		<title>change default 8080 port for alfresco or zenoss?</title>
		<link>http://www.pwrusr.com/uncategorized/change-default-8080-port-for-alfresco-or-zenoss</link>
		<comments>http://www.pwrusr.com/uncategorized/change-default-8080-port-for-alfresco-or-zenoss#comments</comments>
		<pubDate>Tue, 24 Mar 2009 13:41:37 +0000</pubDate>
		<dc:creator>amatesi</dc:creator>
				<category><![CDATA[GNU Linux]]></category>
		<category><![CDATA[System Administrator]]></category>
		<category><![CDATA[Uncategorized]]></category>

		<guid isPermaLink="false">http://www.pwrusr.com/?p=162</guid>
		<description><![CDATA["Countermeasure" post to help you avoid changing Alfresco default 8080 apache tomcat port.]]></description>
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		<slash:comments>1</slash:comments>
		</item>
		<item>
		<title>use isorecorder to burn ISO from contextual menu with a right click</title>
		<link>http://www.pwrusr.com/system-administrator/use-isorecorder-to-burn-iso-from-contextual-menu-with-a-right-click</link>
		<comments>http://www.pwrusr.com/system-administrator/use-isorecorder-to-burn-iso-from-contextual-menu-with-a-right-click#comments</comments>
		<pubDate>Thu, 22 Jan 2009 09:43:15 +0000</pubDate>
		<dc:creator>amatesi</dc:creator>
				<category><![CDATA[MS Windows]]></category>
		<category><![CDATA[System Administrator]]></category>
		<category><![CDATA[burn iso with right click]]></category>

		<guid isPermaLink="false">http://www.pwrusr.com/?p=114</guid>
		<description><![CDATA[My way to thank the author of the useful ISO Recorder windows program.]]></description>
		<wfw:commentRss>http://www.pwrusr.com/system-administrator/use-isorecorder-to-burn-iso-from-contextual-menu-with-a-right-click/feed</wfw:commentRss>
		<slash:comments>0</slash:comments>
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		<title>simply paranoid ssh access.</title>
		<link>http://www.pwrusr.com/system-administrator/simply-paranoid-ssh-access</link>
		<comments>http://www.pwrusr.com/system-administrator/simply-paranoid-ssh-access#comments</comments>
		<pubDate>Thu, 04 Dec 2008 12:15:20 +0000</pubDate>
		<dc:creator>amatesi</dc:creator>
				<category><![CDATA[GNU Linux]]></category>
		<category><![CDATA[System Administrator]]></category>
		<category><![CDATA[paranoid ssh]]></category>
		<category><![CDATA[ssh]]></category>

		<guid isPermaLink="false">http://www.pwrusr.com/?p=85</guid>
		<description><![CDATA[There exists really paranoid SSH&#160;access methods! For my everyday use I&#8217;m going to accept and implement a less paranoid one:&#160;4096 bit RSA&#160;keys + complex passhphrase (but none-the-less, almost secure). Let&#8217;s assume you have two Ubuntu boxes with SSH&#160;installed and enabled: the client and the server (&#34;sudo apt-get install ssh&#34; on both, just in case&#8230;). Your [...]]]></description>
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		<slash:comments>0</slash:comments>
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		<title>nice grub boot splash</title>
		<link>http://www.pwrusr.com/system-administrator/nice-grub-boot-splash</link>
		<comments>http://www.pwrusr.com/system-administrator/nice-grub-boot-splash#comments</comments>
		<pubDate>Sat, 22 Nov 2008 15:59:24 +0000</pubDate>
		<dc:creator>amatesi</dc:creator>
				<category><![CDATA[GNU Linux]]></category>
		<category><![CDATA[System Administrator]]></category>
		<category><![CDATA[custom grub]]></category>
		<category><![CDATA[grub splash]]></category>
		<category><![CDATA[nice grub]]></category>

		<guid isPermaLink="false">http://www.pwrusr.com/?p=90</guid>
		<description><![CDATA[I&#8217;m going to post some really easy steps to slightly nicefy the standard ubuntu boot manager (grub for friends); please note the following steps are very easy and, most importantly, they are not disruptive of your currently working setup:&#160;you just have to add stuff to your already working system. The advantage of doing so lies [...]]]></description>
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		<slash:comments>0</slash:comments>
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		<title>Upgrade Ubuntu Hardy Heron to Intrepid Ibex &#8211; the CLI way.</title>
		<link>http://www.pwrusr.com/system-administrator/upgrade-ubuntu-hardy-heron-to-intrepid-ibex-the-cli-way</link>
		<comments>http://www.pwrusr.com/system-administrator/upgrade-ubuntu-hardy-heron-to-intrepid-ibex-the-cli-way#comments</comments>
		<pubDate>Sun, 02 Nov 2008 13:29:53 +0000</pubDate>
		<dc:creator>amatesi</dc:creator>
				<category><![CDATA[GNU Linux]]></category>
		<category><![CDATA[System Administrator]]></category>

		<guid isPermaLink="false">http://www.pwrusr.com/?p=83</guid>
		<description><![CDATA[I&#8217;m going to upgrade my _old_&#160;Ubuntu Hardy Heron X86_64 laptop to the fresh _new_ (autumnal) Ubuntu Intrepid Ibex X86_64, the CLI&#160;way (it should apply perfectly for the 32 bit version too). Open a new virtual terminal and type: cd dpkg &#8722;&#8722;get&#8722;selections > ~/my-installed-programs &#8230;this way you&#8217;ll make a backup copy of the synaptic choices you [...]]]></description>
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		<slash:comments>0</slash:comments>
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		<title>Fast install freenx server on Ubuntu Hardy X68_64.</title>
		<link>http://www.pwrusr.com/system-administrator/fast-install-freenx-server-on-ubuntu-hardy-x68_64</link>
		<comments>http://www.pwrusr.com/system-administrator/fast-install-freenx-server-on-ubuntu-hardy-x68_64#comments</comments>
		<pubDate>Fri, 24 Oct 2008 16:12:04 +0000</pubDate>
		<dc:creator>amatesi</dc:creator>
				<category><![CDATA[GNU Linux]]></category>
		<category><![CDATA[System Administrator]]></category>
		<category><![CDATA[freenx]]></category>
		<category><![CDATA[ubuntu freenx]]></category>

		<guid isPermaLink="false">http://www.pwrusr.com/?p=80</guid>
		<description><![CDATA[I needed to install FreeNX&#160;Server on my wive&#8217;s Ubuntu Hardy Heron 8.04.1 LTS X86_64 PC fast. I opened a Terminal and typed the following: sudoedit /etc/apt/sources.list I pasted the following at&#160;EOF: # Launchpad freenx-server deb http://ppa.launchpad.net/freenx-team/ubuntu hardy main deb-src http://ppa.launchpad.net/freenx-team/ubuntu hardy main :wq, then: sudo apt-get update; sudo apt-get install freenx-server After that I got [...]]]></description>
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		<slash:comments>0</slash:comments>
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		<title>my local DEBIAN mirror.</title>
		<link>http://www.pwrusr.com/system-administrator/my-local-debian-mirror</link>
		<comments>http://www.pwrusr.com/system-administrator/my-local-debian-mirror#comments</comments>
		<pubDate>Mon, 20 Oct 2008 21:58:02 +0000</pubDate>
		<dc:creator>amatesi</dc:creator>
				<category><![CDATA[GNU Linux]]></category>
		<category><![CDATA[System Administrator]]></category>
		<category><![CDATA[debian mirror howto]]></category>
		<category><![CDATA[debian mirror inside lan]]></category>
		<category><![CDATA[install & configure a debian mirror locally]]></category>
		<category><![CDATA[lan debian mirror]]></category>
		<category><![CDATA[local debian mirror]]></category>
		<category><![CDATA[private debian mirror]]></category>

		<guid isPermaLink="false">http://www.pwrusr.com/?p=19</guid>
		<description><![CDATA[At work, for business needs, we decided it would have been better to adopt a local debian mirror. After some search, I choosen total flexibility, by adopting the anonftpsync shell script. It is a self-descriptive-log-and-mail kind of script. Just customize and use it. Here for convenience I&#8217;m gonna post the one I used (it&#8217;s just [...]]]></description>
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		<slash:comments>0</slash:comments>
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		<title>Basic Networking Howto.</title>
		<link>http://www.pwrusr.com/system-administrator/basic-networking-howto</link>
		<comments>http://www.pwrusr.com/system-administrator/basic-networking-howto#comments</comments>
		<pubDate>Wed, 16 Jul 2008 20:18:55 +0000</pubDate>
		<dc:creator>amatesi</dc:creator>
				<category><![CDATA[System Administrator]]></category>
		<category><![CDATA[networking]]></category>
		<category><![CDATA[subnet]]></category>
		<category><![CDATA[subnet mask]]></category>

		<guid isPermaLink="false">http://www.pwrusr.com/?p=35</guid>
		<description><![CDATA[&#160; Since my job deals mainly with Networking stuff, I&#8217;m gonna post a summary for me, to remember always how does it works. The following takes into account the structure of LAN Networks with TCP/IP Suite of Protocols. In the past, I (as many others), have fallen into confusion when talking about IP Addresses/Subnets-Subnet Mask, [...]]]></description>
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