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	<title>tom's blog &#187; Hardware</title>
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	<link>http://tom.knaupp.com</link>
	<description>free software, security and a bunch of my strange thoughts</description>
	<lastBuildDate>Tue, 23 Mar 2010 22:38:01 +0000</lastBuildDate>
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		<title>Rebooting the hard way</title>
		<link>http://tom.knaupp.com/2010/03/23/rebooting-the-hard-way/</link>
		<comments>http://tom.knaupp.com/2010/03/23/rebooting-the-hard-way/#comments</comments>
		<pubDate>Tue, 23 Mar 2010 22:38:01 +0000</pubDate>
		<dc:creator>tom</dc:creator>
				<category><![CDATA[Hardware]]></category>
		<category><![CDATA[Memento]]></category>

		<guid isPermaLink="false">http://tom.knaupp.com/?p=446</guid>
		<description><![CDATA[Because I always forget: When a process is not responding or your harddrive(s) fail, this is a fast way to reboot your system: echo b > /proc/sysrq-trigger as seen on: http://www.linuxjournal.com/content/rebooting-magic-way]]></description>
			<content:encoded><![CDATA[<p>Because I always forget:<br />
<br />
When a process is not responding or your harddrive(s) fail,<br />
this is a fast way to reboot your system:<br />
 <code>echo b > /proc/sysrq-trigger</code><br />
<br />
as seen on:<br />
<a href="http://www.linuxjournal.com/content/rebooting-magic-way">http://www.linuxjournal.com/content/rebooting-magic-way</a></p>
]]></content:encoded>
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		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>DNS-Server bei FRITZ!Box umstellen</title>
		<link>http://tom.knaupp.com/2009/06/05/dns-server-bei-fritzbox-umstellen/</link>
		<comments>http://tom.knaupp.com/2009/06/05/dns-server-bei-fritzbox-umstellen/#comments</comments>
		<pubDate>Fri, 05 Jun 2009 19:18:58 +0000</pubDate>
		<dc:creator>tom</dc:creator>
				<category><![CDATA[Hardware]]></category>
		<category><![CDATA[Politics]]></category>
		<category><![CDATA[Security]]></category>
		<category><![CDATA[7170]]></category>
		<category><![CDATA[DNS]]></category>
		<category><![CDATA[DNS Server]]></category>
		<category><![CDATA[FRITZ]]></category>
		<category><![CDATA[FRITZ!Box]]></category>

		<guid isPermaLink="false">http://tom.knaupp.com/?p=319</guid>
		<description><![CDATA[Getestet mit FRITZ!Box Fon WLAN 7170 &#038; Firmware-Version 29.04.70 &#160; Wenn man etwas sucht, findet man schon einige Anleitungen, daher hier nur die Kurzfassung.. &#160; Telnet-Server auf der FRITZ!Box aktivieren (via Telefon): #96*7* -> telnetd an &#160; Via telnet konnektieren und mit dem Kennwort der Weboberfl&#228;che einloggen. In der Konsole in das Verzeichnis /var/flash/ wechseln [...]]]></description>
			<content:encoded><![CDATA[<p>Getestet mit FRITZ!Box Fon WLAN 7170 &#038; Firmware-Version 29.04.70<br />
&nbsp;<br />
Wenn man etwas sucht, findet man schon einige Anleitungen, daher hier nur die Kurzfassung..<br />
&nbsp;<br />
Telnet-Server auf der FRITZ!Box aktivieren (via Telefon):<br />
<strong>#96*7* </strong> -> telnetd an<br />
&nbsp;<br />
Via telnet konnektieren und mit dem Kennwort der Weboberfl&auml;che einloggen.<br />
In der Konsole in das Verzeichnis <strong>/var/flash/</strong> wechseln und mit <strong>nvi</strong> die Datei <strong>ar7.cfg</strong> bearbeiten.<br />
Hier gibt es (bei meiner Box vier) Eintr&auml;ge f&uuml;r  <strong>overwrite_dns</strong>.<br />
Diese entsprechend anpassen (z.B. f&uuml;r <a href="http://www.opendns.com/" target="_blank">OpenDNS</a>):<br />
<code>&nbsp;&nbsp;overwrite_dns1 = 208.67.220.220;<br />
&nbsp;&nbsp;overwrite_dns2 = 208.67.222.222;</code><br />
&nbsp;<br />
Speichern, beenden und anschliessend die Box mit reboot neustarten.<br />
&nbsp;<br />
Aus Sicherheitsgr&uuml;nden Telnet-Server auf der Box wieder deaktivieren:<br />
<strong>#96*8* </strong> -> telnetd aus<br />
&nbsp;<br />
Ob das ganze geklappt hat, sieht man bei OpenDNS z.B. beim Aufruf der Startseite.<br />
Hier sollte jetzt ein Hinweis &#8220;You&#8217;re using OpenDNS!&#8221; angezeigt werden.<br />
&nbsp;<br />
PS: Basics &uuml;ber den Texteditor <a href="http://www.pro-linux.de/t_programme/vi_tut.html" target="_blank">vim</a> (oder dessen Ableger) sollten vorhanden sein.</p>
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		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>HP Scanjet G2710 w/ Ubuntu 8.04 (Hardy Heron)</title>
		<link>http://tom.knaupp.com/2008/06/11/hp-scanjet-g2710-ubuntu-804-hardy-heron/</link>
		<comments>http://tom.knaupp.com/2008/06/11/hp-scanjet-g2710-ubuntu-804-hardy-heron/#comments</comments>
		<pubDate>Wed, 11 Jun 2008 22:58:42 +0000</pubDate>
		<dc:creator>tom</dc:creator>
				<category><![CDATA[Distributions]]></category>
		<category><![CDATA[Hardware]]></category>
		<category><![CDATA[Multimedia]]></category>
		<category><![CDATA[G2710]]></category>
		<category><![CDATA[Hardy]]></category>
		<category><![CDATA[Hardy Heron]]></category>
		<category><![CDATA[Linux]]></category>
		<category><![CDATA[sane]]></category>
		<category><![CDATA[Scanjet G2710]]></category>
		<category><![CDATA[Ubuntu]]></category>
		<category><![CDATA[Ubuntu 8.04]]></category>
		<category><![CDATA[xsane]]></category>

		<guid isPermaLink="false">http://tom.knaupp.com/?p=89</guid>
		<description><![CDATA[Today, I bought a new scanner &#8211; of course without checking linux compatibility : / hp &#8211; a well known brand. Description says &#8220;Works with Max OS X, Win Vista, XP, 2000&#8243;. Linux wasn&#8217;t mentioned, but that&#8217;s not unusual at all. The default xsane backend package (&#60;- v.1.0.19 [delivered with Ubuntu Hardy]) didn&#8217;t find a [...]]]></description>
			<content:encoded><![CDATA[<p>Today, I bought a new scanner &#8211; of course without checking linux compatibility : /<br />
hp &#8211; a well known brand. Description says &#8220;Works with Max OS X, Win Vista, XP, 2000&#8243;.<br />
Linux wasn&#8217;t mentioned, but that&#8217;s not unusual at all.<br />
<br />
The default xsane backend package (&lt;- v.1.0.19 [delivered with Ubuntu Hardy])<br />
didn&#8217;t find a device, so I tried installing the beta release of the <a href="http://www.sane-project.org/lists/sane-backends-cvs.html#S-HP3900">hp3900 sane backends</a> (drivers).<br />
This version is still beta status, but got my new scanner up and running : )<br />
<br />
<span id="more-89"></span><br />
<img src="http://tom.knaupp.com/wp-content/uploads/g2710.png" alt="HP Scanjet G2710" /><br />
<br />
HowTo:<br />
Get the latest drivers from the sourceforge project:<br />
<a href="http://sourceforge.net/projects/hp3900-series/">http://sourceforge.net/projects/hp3900-series/</a><br />
<br />
Unpack the files and change into the new directory:<br />
<code>tar xfz hp3900-series_0.12.tar.gz<br />
cd hp3900-series_0.12/</code><br />
<br />
Install the drivers:<br />
<code>sudo ./INSTALL.sh</code><br />
application:  2 &#8211; SANE Backend<br />
distro: 3 &#8211; Ubuntu<br />
<br />
Add your username to the scanner group:<br />
<code>sudo adduser your-user-name scanner</code><br />
<br />
Start XSane : )<br />
<br />
PS: Fastest and best results with 200 or 300 dpi<br />
<br />
Update June 22th, 2008:<br />
I forgot to mention that it only works with resolutions equal and less than 600dpi</p>
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		<slash:comments>12</slash:comments>
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