Posts from 2012-05

Raspberry Pi

Today my Raspberry Pi finally arrived! One of the projects I'm planning to use it for is out-of-band management for PCs.

This blog post will evolve as I'll discover interesting things to do with my RPi.

About the hardware:

Arch Linux Essentials

Here are some of the steps that are most essential...

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Microsoft Natural Ergonomic Keyboard 4000 with Mac OS X and Linux

Mac OS X

There's a good blog post by David Röthlisberger on the Microsoft NEK 4000 on Mac OS X.

To remap the zoom slider to scroll I replaced the com.microsoft.keyboard.pref (from Microsoft's Mac OS X driver) with the one found in Scott Bezek's blog post Remapping Zoom on the...

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HP EliteBook 2530p

This blog post is about setting up a HP EliteBook 2530p for use with Ubuntu GNU/Linux 12.04 'precise'.

Hardware Information

Here are some details on the hardware of the 2530p:

Check Ubuntu Friendly for a report.

3G

The SIM slot is located behind the battery. When the...

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Rigol DG1022 Arbitrary Waveform Function Generator

The DG1022 is a function generator that I was able to test recently. It is quite cheap (390 USD in the USA), has two outputs for standard wave forms (sine, square, ramp, pulse and noise) and also supports...

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A Collection Of Reliable Public DNS Servers

TODO: Write a script to ping all the IPs and find the best (fastest). Put it online as a gist on GitHub.

Google

http://code.google.com/speed/public-dns/docs/using.html

  • 8.8.8.8
  • 8.8.4.4

IPv6:

  • 2001:4860:4860::8888
  • 2001:4860:4860::8844

Level3 / AT&T

  • 4.2.2.1
  • 4.2.2.2
  • 4.2.2.3
  • 4.2.2.4
  • 4.2.2.5
  • 4.2.2.6

More

  • 195.92.195.90 - Orange DNS (ISP)
  • 156.154.70.1 - DNS Advantage

OpenDNS

use.opendns.com
www.opendns.com/ipv6

  • 208.67.222.222
  • 208.67.220.220

IPv6:

  • 2620:0:ccc::2
  • 2620:0:ccd::2

Freenet6

IPv6:

  • 2001:5c0:1000:11::2
  • 2001:5c0:1001::194

How To Find Out Who's Operating a DNS Server

Run whois on the IP:

philipp@lion:~$ whois 8.8.8.8

Google Incorporated LVLT-GOOGL-1-8-8-8...

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