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	<title>/dev/null &#187; HowTo</title>
	<atom:link href="http://blog.devnu11.net/category/howto/feed/" rel="self" type="application/rss+xml" />
	<link>http://blog.devnu11.net</link>
	<description>the other side of life</description>
	<lastBuildDate>Tue, 31 Aug 2010 15:51:21 +0000</lastBuildDate>
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		<item>
		<title>Linux routing basics</title>
		<link>http://blog.devnu11.net/2010/08/linux-routing-basics/</link>
		<comments>http://blog.devnu11.net/2010/08/linux-routing-basics/#comments</comments>
		<pubDate>Fri, 27 Aug 2010 13:23:43 +0000</pubDate>
		<dc:creator>rmichel</dc:creator>
				<category><![CDATA[HowTo]]></category>
		<category><![CDATA[Linux]]></category>
		<category><![CDATA[Network]]></category>
		<category><![CDATA[Router]]></category>
		<category><![CDATA[Server]]></category>

		<guid isPermaLink="false">http://blog.devnu11.net/?p=609</guid>
		<description><![CDATA[You getting from your ISP a subnet like this 172.30.26.16/28, and your router has the ip 172.30.26.17 ! You need to enable the ip forwarding in the kernel sysctl -w net.ipv4.ip_forward=1 And we need to enable proxy arp! This is necessary because your router must answer all arp request for hosts other than itself sysctl]]></description>
		<wfw:commentRss>http://blog.devnu11.net/2010/08/linux-routing-basics/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Ubuntu PHP hardening with Suhosin</title>
		<link>http://blog.devnu11.net/2010/07/ubuntu-php-hardening-with-suhosin/</link>
		<comments>http://blog.devnu11.net/2010/07/ubuntu-php-hardening-with-suhosin/#comments</comments>
		<pubDate>Wed, 28 Jul 2010 13:37:44 +0000</pubDate>
		<dc:creator>rmichel</dc:creator>
				<category><![CDATA[HowTo]]></category>
		<category><![CDATA[Linux]]></category>
		<category><![CDATA[Debian]]></category>
		<category><![CDATA[Security]]></category>
		<category><![CDATA[Server]]></category>

		<guid isPermaLink="false">http://blog.devnu11.net/?p=586</guid>
		<description><![CDATA[Ubuntu includes the php suhosin patches&#8230;. Install suhosin extension aptitude install php5-suhosin /etc/php5/{apache2,cli,cgi}/php.ini ; suhosin parameters suhosin.executor.include.max_traversal = 4 suhosin.executor.disable_eval = On suhosin.executor.disable_emodifier = On suhosin.mail.protect = 2 suhosin.sql.bailout_on_error = On Restart apache service apache2 restart Sometimes it could be necessary to set suhosin.session.encrypt to off for some login scripts.]]></description>
		<wfw:commentRss>http://blog.devnu11.net/2010/07/ubuntu-php-hardening-with-suhosin/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>How to delete a command from the bash history / Hide an command from the bash history</title>
		<link>http://blog.devnu11.net/2010/02/how-to-delete-a-command-from-the-bash-history-hide-an-command-from-the-bash-history/</link>
		<comments>http://blog.devnu11.net/2010/02/how-to-delete-a-command-from-the-bash-history-hide-an-command-from-the-bash-history/#comments</comments>
		<pubDate>Sun, 14 Feb 2010 11:00:13 +0000</pubDate>
		<dc:creator>rmichel</dc:creator>
				<category><![CDATA[HowTo]]></category>
		<category><![CDATA[Linux]]></category>
		<category><![CDATA[Bash]]></category>
		<category><![CDATA[Security]]></category>

		<guid isPermaLink="false">http://blog.devnu11.net/?p=448</guid>
		<description><![CDATA[Hide an command from the bash history: Start a terminal and try wget user:passwd@ftp.example.com/secret.tar.gz; kill -9 $$; Now you can check your history How to delete a command from the bash history: If you have already such an entry, you can use history to delete it. history # [...] # 849 uname -a # 850]]></description>
		<wfw:commentRss>http://blog.devnu11.net/2010/02/how-to-delete-a-command-from-the-bash-history-hide-an-command-from-the-bash-history/feed/</wfw:commentRss>
		<slash:comments>2</slash:comments>
		</item>
		<item>
		<title>ZTE MF637 unter Ubuntu</title>
		<link>http://blog.devnu11.net/2010/01/zte-mf637-unter-ubuntu/</link>
		<comments>http://blog.devnu11.net/2010/01/zte-mf637-unter-ubuntu/#comments</comments>
		<pubDate>Sat, 09 Jan 2010 20:49:49 +0000</pubDate>
		<dc:creator>rmichel</dc:creator>
				<category><![CDATA[HowTo]]></category>
		<category><![CDATA[Linux]]></category>
		<category><![CDATA[Debian]]></category>

		<guid isPermaLink="false">http://blog.devnu11.net/?p=395</guid>
		<description><![CDATA[Um den ZTE MF637 oder auch T-Mobile W&#8217;n'W Stick Fusion unter Ubuntu zum laufen zubekommen, braucht man den Stick (leider) nur einmal auf einem Windows installieren &#8211; sprich die Treiber, und sich dann via Hyperterminal auf den Diagnose Port zuverbinden und folgendes Kommando ausführen: AT+ZCDRUN=8 Damit wird der Autostart vom Stick, also das virtuelle CD-ROM]]></description>
		<wfw:commentRss>http://blog.devnu11.net/2010/01/zte-mf637-unter-ubuntu/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>DD-WRT PPPoE Passthrough (on WRT54G)</title>
		<link>http://blog.devnu11.net/2009/12/dd-wrt-pppoe-passthrough/</link>
		<comments>http://blog.devnu11.net/2009/12/dd-wrt-pppoe-passthrough/#comments</comments>
		<pubDate>Tue, 29 Dec 2009 12:18:51 +0000</pubDate>
		<dc:creator>rmichel</dc:creator>
				<category><![CDATA[HowTo]]></category>
		<category><![CDATA[Linux]]></category>
		<category><![CDATA[DD-WRT]]></category>

		<guid isPermaLink="false">http://blog.devnu11.net/?p=396</guid>
		<description><![CDATA[For a PPPoE Passthrough on DD-WRT, enable jffs and do the following steps on a *nix-based system cd /tmp; wget http://kamikaze.openwrt.org/8.09.1/brcm-2.4/packages/rp-pppoe-relay_3.10-1_mipsel.ipk; tar zxf rp-pppoe-relay_3.10-1_mipsel.ipk; tar zxf data.tar.gz; scp usr/sbin/pppoe-relay root@:/tmp/ Start the relay agent on the router /tmp/pppoe-relay -S vlan1 -C br0 Now you can start your pppoe client on your notebook. Tested with a]]></description>
		<wfw:commentRss>http://blog.devnu11.net/2009/12/dd-wrt-pppoe-passthrough/feed/</wfw:commentRss>
		<slash:comments>2</slash:comments>
		</item>
		<item>
		<title>XEN: clocksource/0 Time went backwards</title>
		<link>http://blog.devnu11.net/2009/07/xen-clocksource0-time-went-backwards/</link>
		<comments>http://blog.devnu11.net/2009/07/xen-clocksource0-time-went-backwards/#comments</comments>
		<pubDate>Tue, 07 Jul 2009 19:40:24 +0000</pubDate>
		<dc:creator>rmichel</dc:creator>
				<category><![CDATA[HowTo]]></category>
		<category><![CDATA[Linux]]></category>
		<category><![CDATA[XEN]]></category>
		<category><![CDATA[Debian]]></category>

		<guid isPermaLink="false">https://blog.devnu11.net/?p=334</guid>
		<description><![CDATA[Everybody know about these sweet line(s): clocksource/0: Time went backwards: delta=-5802595381342 shadow=440273248432 offset=11586903 To prevent this, add this line to your sysctl.conf xen.independent_wallclock=1 Next is, to add extra="clocksource=jiffies" to the config of your XEN domain (like /srv/xen/build.conf). After all this, you can reboot the vm&#8217;s or to get it working for your current kernel config]]></description>
		<wfw:commentRss>http://blog.devnu11.net/2009/07/xen-clocksource0-time-went-backwards/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Debian Lenny &#8211; OCF Resource Agent o2cb Bug</title>
		<link>http://blog.devnu11.net/2009/03/debian-lenny-ocf-resource-agent-o2cb-bug/</link>
		<comments>http://blog.devnu11.net/2009/03/debian-lenny-ocf-resource-agent-o2cb-bug/#comments</comments>
		<pubDate>Fri, 27 Mar 2009 10:43:56 +0000</pubDate>
		<dc:creator>rmichel</dc:creator>
				<category><![CDATA[HowTo]]></category>
		<category><![CDATA[Linux]]></category>
		<category><![CDATA[Work]]></category>
		<category><![CDATA[Debian]]></category>
		<category><![CDATA[ocfs2]]></category>
		<category><![CDATA[Server]]></category>

		<guid isPermaLink="false">https://blog.devnu11.net/?p=282</guid>
		<description><![CDATA[Lenny Stable ? Ohne RC-Bugs ? Im heartbeat Paket hat sich ein kleiner Fehler versteckt (ist schon gemeldet). Wenn ihr versucht, mit heartbeat eine ocfs2 Resource via o2cb zumanagen, wird das nicht gehen Der Grund ist, dass ein $ vergessen wurde im OCF Resource Script (Zeile 314). Folge ist, dass die ocfs2/o2cb Resource nicht startet.]]></description>
		<wfw:commentRss>http://blog.devnu11.net/2009/03/debian-lenny-ocf-resource-agent-o2cb-bug/feed/</wfw:commentRss>
		<slash:comments>1</slash:comments>
		</item>
		<item>
		<title>OCFS2 @ Debian Lenny/Squeeze V2 [Update]</title>
		<link>http://blog.devnu11.net/2009/03/ocfs2-debian-lennysqueeze-v2/</link>
		<comments>http://blog.devnu11.net/2009/03/ocfs2-debian-lennysqueeze-v2/#comments</comments>
		<pubDate>Mon, 09 Mar 2009 09:58:47 +0000</pubDate>
		<dc:creator>rmichel</dc:creator>
				<category><![CDATA[HowTo]]></category>
		<category><![CDATA[Linux]]></category>
		<category><![CDATA[Debian]]></category>
		<category><![CDATA[ocfs2]]></category>
		<category><![CDATA[Server]]></category>

		<guid isPermaLink="false">https://blog.devnu11.net/?p=250</guid>
		<description><![CDATA[Auf Lenny und Squeeze kann man schon länger wieder normal OCFS2 installieren bzw. die Module werden nun auch beim Start geladen. Wenn ich das richtig mitbekommen habe, wurde das OCFS2 Paket auch an einen anderen Maintainer übergeben. root@srv ~ [0] > aptitude install ocfs2-tools und wer es braucht auch die GUI dazu root@srv ~ [0]]]></description>
		<wfw:commentRss>http://blog.devnu11.net/2009/03/ocfs2-debian-lennysqueeze-v2/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>OCFS2 @ Debian Lenny</title>
		<link>http://blog.devnu11.net/2008/11/ocfs2-debian-lenny/</link>
		<comments>http://blog.devnu11.net/2008/11/ocfs2-debian-lenny/#comments</comments>
		<pubDate>Mon, 10 Nov 2008 14:51:26 +0000</pubDate>
		<dc:creator>rmichel</dc:creator>
				<category><![CDATA[HowTo]]></category>
		<category><![CDATA[Linux]]></category>
		<category><![CDATA[Work]]></category>
		<category><![CDATA[Debian]]></category>
		<category><![CDATA[ocfs2]]></category>
		<category><![CDATA[Server]]></category>

		<guid isPermaLink="false">https://blog.devnu11.net/?p=186</guid>
		<description><![CDATA[Da die ocfs2-tools aus dem testing (Lenny) Repository enfernt wurden, muss man auf die Sourcen von etch oder sid zurück greifen. Beide sind lange nicht mehr aktuell, aber funktionieren _fast_ ohne Probleme. Ich habe die ocfs2-tools aus etch installiert und dabei bemerkte ich, dass zwei wichtige Module nicht geladen wurden ! Damit beim Start OCFS]]></description>
		<wfw:commentRss>http://blog.devnu11.net/2008/11/ocfs2-debian-lenny/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>freeRADIUS &amp; DD-WRT mit WPA2 und Windows XP &#8211; Teil 2</title>
		<link>http://blog.devnu11.net/2008/09/freeradius-dd-wrt-mit-wpa2-und-windows-xp-teil-2/</link>
		<comments>http://blog.devnu11.net/2008/09/freeradius-dd-wrt-mit-wpa2-und-windows-xp-teil-2/#comments</comments>
		<pubDate>Tue, 16 Sep 2008 07:25:17 +0000</pubDate>
		<dc:creator>rmichel</dc:creator>
				<category><![CDATA[HowTo]]></category>
		<category><![CDATA[Linux]]></category>
		<category><![CDATA[DD-WRT]]></category>
		<category><![CDATA[Debian]]></category>
		<category><![CDATA[RADIUS]]></category>
		<category><![CDATA[Server]]></category>

		<guid isPermaLink="false">https://blog.devnu11.net/?p=138</guid>
		<description><![CDATA[So nach dem wir nun dem freeRADIUS EAP &#38; TLS u.s.w beigebracht haben, können wir nun den Router konfigurieren. In meinem Fall ist das das Linksys WRT54GL mit DD-WRT v24. Als erstes Loggen wir uns auf dem Router ein. Klicken dann auf Wireless und dann auf Wireless Security. Dort wählen wir WPA2 Enterprise aus. Nun]]></description>
		<wfw:commentRss>http://blog.devnu11.net/2008/09/freeradius-dd-wrt-mit-wpa2-und-windows-xp-teil-2/feed/</wfw:commentRss>
		<slash:comments>6</slash:comments>
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