random notes, guides, and thoughts…
April 1, 2016
Got myself a RTL-SDR Software-Defined Radio (also known as a cheap-as-hell USB DVB-T tuner), and hooked it up to a Raspberry Pi 3 running Raspbian. My objective here was to just get it working, and eventually I’ll use it for spectrum analysis and ADS-B tracking.
April 1, 2016
I have rewritten this plugin to use the new CheckMK v2 agent-based API, and it is now available as a CheckMK MKP package. See this blog post for the updated version.
I also apologize that I didn't notice that during various blog migrations, the code blocks below were lost. </div>
March 23, 2016
I’ve recently started converting my old Nagios installs across to using CheckMK. As part of this, I have a collection of old Nagios checks that I want to be able to use verbatim in CheckMK as legacy checks. Here’s how you do that.
March 21, 2016
Installed Ubuntu in a VMware Workstation 12 VM, and can’t get desktop autosize working with open-vm-tools? Here’s how to fix it.
February 23, 2016
The Garmin Fenix 3 watch is a sports/fitness/navigation watch with a lot of features. A firmware update that came out a few months ago included a new Man Overboard feature, ostensibly intended so that the owner can hit a button on the watch and have it record the location so you can navigate back to it at sea.
February 4, 2016
There’s only a pretty short list of numbers that I care about having Caller ID name substitution enabled for on my Asterisk setup, so I elected to use Asterisk’s native database and some adjustments to my extensions to substitute in a name into the CALLERID(name) field.