In order to make Chrony work properly as stratum one server we have to modify the config-file to something like this: #nano /etc/chrony/chrony.conf ——-content of file version BEF 4.X————- # Welcome to the chrony configuration file. See chrony.conf(5) for more # information about usuable directives. refclock PPS /dev/pps0 refid PPS lock GPS precision 1e-9 […]
Configuration of NTP Server Chrony for Stratum One or Two Read More »
Some says it very complicated to do a fresh install of RasPi OS. I use this home brewed method with easy tools: On a windows PC: Download a Operation System for free of your flavour: https://downloads.raspberrypi.org/ I use the desktop version raspios_armhf without the fluffy software. Gives me more versatility use for little less use
Easy way to install Raspberry Pi (Raspbian) OS via Rufus Read More »
Monitorix is a fantastic free tool to monitoring and supervising traffic and behaviour of your servers. Instead of using the package from the Debian sources I prefer to build it myself as it comes easily and you I the most recent version. Refs: https://www.monitorix.org/ Guide of install Monitorix #apt update -y #apt install -y rrdtool
How to install Monitorix on Raspberry Pi or Debian server Read More »
Making your Raspberry Pi work as Stratum One requires some kind of reference clock like GPS/GNSS. You can either buy a HAT or find your solder iron and modify a GPS-drone puck yourself. Your GPS-puck MUST be able to convert from 5.0 Volt to 3.3. in this setup as we want 3 Volt on the
How to add the GPS/GNSS-receiver to Raspberry Pi Read More »
To add a firewall on 🔥🛡️a Raspberry Pi or a Debian server should be more less mandatory no matter the NIC is direct connected to the internet, or a school solution with hundreds of clients and thereby nasty net-traffic, or simply just a home or small office solution: Get protected. Uncomplicated FireWall can help you
How to Install UFW Uncomplicated FireWall on Raspberry Pi or Debian Read More »
