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	<title>Sys Admin Guides, How To&#039;s, etc  by Marios Maravelias &#187; How</title>
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	<description>where prophets and madmen...walk hand in hand</description>
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		<title>How do I setup all subdomains *.domain.tld to point to a domain domain.tld? &#124; wildcard dns in plesk</title>
		<link>http://www.sys-admin.gr/63/plesk/how-do-i-setup-all-subdomains-domaintld-to-point-to-a-domain-domaintld-wildcard-dns-in-plesk/</link>
		<comments>http://www.sys-admin.gr/63/plesk/how-do-i-setup-all-subdomains-domaintld-to-point-to-a-domain-domaintld-wildcard-dns-in-plesk/#comments</comments>
		<pubDate>Tue, 08 Jul 2008 10:45:30 +0000</pubDate>
		<dc:creator>MaRiOs</dc:creator>
				<category><![CDATA[Apache]]></category>
		<category><![CDATA[Plesk]]></category>
		<category><![CDATA[Unix/Linux Various]]></category>
		<category><![CDATA[*.domain.tld]]></category>
		<category><![CDATA[a]]></category>
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		<category><![CDATA[dns]]></category>
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		<category><![CDATA[setup]]></category>
		<category><![CDATA[subdomains]]></category>
		<category><![CDATA[to]]></category>
		<category><![CDATA[wildcard]]></category>

		<guid isPermaLink="false">http://www.sys-admin.gr/?p=63</guid>
		<description><![CDATA[For that purpose you should add an entry into domain&#8217;s zone DNS  like: *.domain.com. CNAME domain.com. and configure Apache with the following line in the domain&#8217;s vhost.conf: ServerAlias *.domain.com After the changes have been made do not forget to restart apache (with &#8220;$PRODUCT_ROOT_D/admin/bin/websrvmng -a -v&#8221;) and BIND services to apply changes.]]></description>
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		<title>Linux Plesk  how to add www to a subdomain</title>
		<link>http://www.sys-admin.gr/62/plesk/linux-plesk-how-to-add-www-to-a-subdomain/</link>
		<comments>http://www.sys-admin.gr/62/plesk/linux-plesk-how-to-add-www-to-a-subdomain/#comments</comments>
		<pubDate>Tue, 08 Jul 2008 10:39:29 +0000</pubDate>
		<dc:creator>MaRiOs</dc:creator>
				<category><![CDATA[Apache]]></category>
		<category><![CDATA[Plesk]]></category>
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		<category><![CDATA[subdomain]]></category>
		<category><![CDATA[to]]></category>
		<category><![CDATA[www]]></category>

		<guid isPermaLink="false">http://www.sys-admin.gr/?p=62</guid>
		<description><![CDATA[To create www prefix for subdomains you need to take the following steps: 1) Create vhost.conf file in the /home/httpd/vhosts/domain.com/subdomains/subdomain/conf directory with the following content: ServerAlias www.subdomain.domain.com 2) Add appropriate A record to the DNS zone of the domain in Server-&#62;Domains-&#62;domain.com-&#62;DNS (specify this domain&#8217;s IP address instead of 192.168.1.1): www.subdomain.domain.com.          A     192.168.1.1 3) Run wersrvmng [...]]]></description>
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		<title>How to check if some one is spamming from my server (Linux Plesk 8.x)</title>
		<link>http://www.sys-admin.gr/53/security/how-to-check-if-some-one-is-spamming-from-my-server-linux-plesk-8x/</link>
		<comments>http://www.sys-admin.gr/53/security/how-to-check-if-some-one-is-spamming-from-my-server-linux-plesk-8x/#comments</comments>
		<pubDate>Tue, 13 Nov 2007 12:19:07 +0000</pubDate>
		<dc:creator>MaRiOs</dc:creator>
				<category><![CDATA[Mail Server]]></category>
		<category><![CDATA[Security]]></category>
		<category><![CDATA[Unix/Linux Various]]></category>
		<category><![CDATA[check]]></category>
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		<category><![CDATA[server]]></category>
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		<category><![CDATA[spamming]]></category>
		<category><![CDATA[to]]></category>

		<guid isPermaLink="false">http://www.sys-admin.gr/archives/security/53</guid>
		<description><![CDATA[If you see a lot of smtp connections or your server gets constantly in spam black lists, maybe you should check if some bot spams through your server. The are 2 cases of spamming through a box: 1)using unsecure php forms that bots abuse 2)using smtp connection from an outside client this artice is about [...]]]></description>
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		</item>
		<item>
		<title>How to kill multiple tasks/scirpts</title>
		<link>http://www.sys-admin.gr/52/unixlinux-various/how-to-kill-multiple-tasksscirpts/</link>
		<comments>http://www.sys-admin.gr/52/unixlinux-various/how-to-kill-multiple-tasksscirpts/#comments</comments>
		<pubDate>Tue, 13 Nov 2007 11:41:28 +0000</pubDate>
		<dc:creator>MaRiOs</dc:creator>
				<category><![CDATA[Unix/Linux Various]]></category>
		<category><![CDATA[-9]]></category>
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		<category><![CDATA[kill]]></category>
		<category><![CDATA[linux]]></category>
		<category><![CDATA[multiple]]></category>
		<category><![CDATA[ps]]></category>
		<category><![CDATA[scirpts]]></category>
		<category><![CDATA[tasks]]></category>
		<category><![CDATA[to]]></category>
		<category><![CDATA[top]]></category>
		<category><![CDATA[unix]]></category>

		<guid isPermaLink="false">http://www.sys-admin.gr/archives/unixlinux-various/52</guid>
		<description><![CDATA[I guess most of you did face situtation where you type top and see a lots of unknown or mysterious scripts/utils running that take over top screen and your machine resources. most of the times these scripts (like the irc bots that I encountered) run via perl and disguise them selfs using names like : [...]]]></description>
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		<title>How to manage open_basedir option in Linux Plesk Servers</title>
		<link>http://www.sys-admin.gr/49/plesk/how-to-manage-open_basedir-option-in-linux-plesk-servers/</link>
		<comments>http://www.sys-admin.gr/49/plesk/how-to-manage-open_basedir-option-in-linux-plesk-servers/#comments</comments>
		<pubDate>Wed, 07 Nov 2007 10:46:06 +0000</pubDate>
		<dc:creator>MaRiOs</dc:creator>
				<category><![CDATA[php]]></category>
		<category><![CDATA[Plesk]]></category>
		<category><![CDATA[How]]></category>
		<category><![CDATA[in]]></category>
		<category><![CDATA[linux]]></category>
		<category><![CDATA[manage]]></category>
		<category><![CDATA[open_basedir]]></category>
		<category><![CDATA[option]]></category>
		<category><![CDATA[Servers]]></category>
		<category><![CDATA[to]]></category>

		<guid isPermaLink="false">http://www.sys-admin.gr/archives/plesk/49</guid>
		<description><![CDATA[They way to do such change in plesk 7,5 and in 8,x is different so follow the instructions below: *********7.5 PLESK ONLY ******** I made it work. For example if you want to change the Just make a file : open_basedir option for a site located inside the httpsdocs (just like I did) go to [...]]]></description>
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		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>How to send an email via telnet</title>
		<link>http://www.sys-admin.gr/45/unixlinux-various/how-to-send-an-email-via-telnet/</link>
		<comments>http://www.sys-admin.gr/45/unixlinux-various/how-to-send-an-email-via-telnet/#comments</comments>
		<pubDate>Mon, 29 Oct 2007 13:28:44 +0000</pubDate>
		<dc:creator>MaRiOs</dc:creator>
				<category><![CDATA[Mail Server]]></category>
		<category><![CDATA[Unix/Linux Various]]></category>
		<category><![CDATA[An]]></category>
		<category><![CDATA[email]]></category>
		<category><![CDATA[How]]></category>
		<category><![CDATA[send]]></category>
		<category><![CDATA[telnet]]></category>
		<category><![CDATA[to]]></category>
		<category><![CDATA[via]]></category>

		<guid isPermaLink="false">http://www.sys-admin.gr/archives/unixlinux-various/45</guid>
		<description><![CDATA[Run the command telnet [host] port for example: -telnet mail.domain.tld 25 Right after the connection is established we will get a message like this: 220 hostname ESMTP so we give the command : -(if the servers has authenticaton for smtp you will have to give &#8220;auth login&#8221; first, you can use this decoder: http://www.dillfrog.com/tools/base-64_encode/) then [...]]]></description>
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