Category Archives: Linux

10 Gbit Ethernet interconnecting my servers.

Posted on January 19, 2021 by peter

Emulex OCe10102 The Emulex 10Gb-Ethernet-adapters are 8 lane PCI-Express, but unfortunately they are a little too wide so they need to go into a 16 lane slot, or some surgery is needed, this is/was another good reason to try another … Continue reading →

Posted in FreeBSD, internet, Linux | Comments Off on 10 Gbit Ethernet interconnecting my servers.

Server Power supply DPS-750TB

Posted on July 7, 2020 by peter

and how to get PMBus access from f.ex. a Raspberry Pi My favorite power-supply for almost anything is the Server PSU for Dell R510/R710/R910. It is a 750w 12v 60amp supply with 80-plus-gold standard,  you can get them for $10-20 … Continue reading →

Posted in Arduino, Camper, Embedded, Hardware, HomeAutomation, Linux, MySensors, Raspberry Pi | Comments Off on Server Power supply DPS-750TB

Server Power supply DPS-1200FB

Posted on July 6, 2020 by peter

Among hackers the DPS-1200FB seem to be the most popular choice for a powerfull Server PowerSupply 12volt 100Amp for less than $20 delivered. There is a lot of information available for this PSU.  So if you want to really get … Continue reading →

Posted in Arduino, Camper, Embedded, Hardware, HomeAutomation, Linux, MySensors, Raspberry Pi | Comments Off on Server Power supply DPS-1200FB

Wifi – bandwidth throttled for guest – part2

Posted on January 18, 2019 by peter

To give internet access to the friends of our Bandits who visit us, I have set up a password free WiFi guest network. This network is made available on all our routers, but bandwidth is throttled to 2 Megabit Download, … Continue reading →

Posted in internet, Linux | Comments Off on Wifi – bandwidth throttled for guest – part2

Wifi – Multiple Access points with roaming – part1

Posted on December 14, 2018 by peter

Todays subject is to set up a number of Wifi access points at our home, using a single SSID/password, and provide seamless roaming between them, so that f.ex. a skype-call would not be interupted while moving around, ie. handover to … Continue reading →

Posted in internet, Linux | Comments Off on Wifi – Multiple Access points with roaming – part1

Headless Raspberry Pi Configuration

Posted on October 27, 2018 by peter

How to configure Debian/arm using Ubuntu/intel Configuring a Raspberry Pi for headless operation without having to connect a keyboard and a screen, involves the following step Download the latest Raspbian image copy the Raspbian image to sdcard setup Wifi change … Continue reading →

Posted in Linux, on Hackaday, Raspberry Pi | Comments Off on Headless Raspberry Pi Configuration

Shairport-sync on OpenWRT

Posted on August 26, 2018 by peter

Vi bruger Apple Airplay til at distribuere musik i vores hus, vi har godt nok aldrig haft en apple airplay enhed, blot brugt airplay protokollen først som beskrevet i min post shairport fra 2015 og siden med shairport-sync. I begyndelsen skulle … Continue reading →

Posted in Linux | Comments Off on Shairport-sync on OpenWRT

Sortering af Billeder

Posted on August 8, 2018 by peter

Vi har alt for mange billeder, specielt fordi vi har flere kopier på flere computere. I gamle dage havde jeg et avanceret shell-script baseret på sha1sum og jhead til at installere og rydde op i billed-junglen, men det er som … Continue reading →

Posted in Linux | Comments Off on Sortering af Billeder

WireGuard – VPN mellem mine datacentre

Posted on August 5, 2018 by peter

Jeg har nu i næsten 10 år haft mine egne datacentre spredt ud over flere kontinenter. Det startede med at jeg ikke kunne få fast IP addresse til vores hus i New York, og dermed kunne jeg ikke køre min … Continue reading →

Posted in internet, Linux | Comments Off on WireGuard – VPN mellem mine datacentre

Bye Bye Bye Apple

Posted on October 24, 2017 by peter

Vi har været trofaste Apple kunder i mere end 10 år, det er  blevet til en halv snes MacBooks/iMac, halvt så mange iPhones og et par iPod/iPad/Apple-TV,  men nu ser det ud til at det er ved at være slut. … Continue reading →

Posted in Android, Linux | Comments Off on Bye Bye Bye Apple