There are several ways to update Docker containers. You can use Portainer or Watchtower, but if you only have a few containers running, you can also do it via the CLI. These steps assume that a (docker-)compose.yml file is in /docker directory and that the Docker Compose plugin is installed. Login the Docker host Navigate …
Author Archives: MvandeK
Backup Proxmox containers and Virtual Machines to a portable USB drive
I use a Samsung Portable SSD T7 for offline backups of containers and VMs. It is formatted with the exFAT filesystem, making it readable by multiple operating systems. This guide requires basic Linux knowledge and is intended for occasional backups, as there are better solutions than backing up to portable SSDs. Mounting the portable USB drive …
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Flash Zigbee dongle with Z-Stack-firmware using Ubuntu Live
This guide is based on my experience flashing the firmware of an Electrolama ZZH! dongle. It should work with every Zigbee dongle that is supported by the Z-Stack-firmware. These steps are based on information and tools from these sources: Ubuntu Live We use a live install of Ubuntu Desktop on an USB-drive. Download the ISO …
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Add Synology NFSv4.1 datastore to VMware ESXi 8
I have a Synology DS214 NAS in my network. A folder on the NAS was shared via NFS. Connecting to this shared folder with NFS version 3 worked fine in VMware ESXi 8.0, but I was unable to get access to the folder using NFS version 4.1. Newer models may support NFS version 4.1 out …
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KPN IPv6 met Ubiquiti USG (zonder iTV)
Vanwege een nieuw internetabonnement ben ik met ingang van 31 oktober 2020 door KPN overgezet van het Telfort netwerk naar het KPN netwerk. Dit betekende onder andere het omschakelen van DHCP naar PPPoE om verbinding te kunnen maken met het internet. Mijn uitdaging: IPv6 zonder al te veel moeite werkend krijgen. Let op: ik maak …
SPF-record kpnxchange.com
Om vanuit een eigen mailserver te kunnen mailen vanuit het netwerk van KPN, moet onderstaande toegevoegd worden aan het SPF-record van het verzendende domein: include:spf.ews.kpnxchange.com Hiermee worden de mailservers op het domein kpnxchange.com geautoriseerd om te mailen namens het verzendende domein.
DNS over HTTPS with nginx, dnsdist and Pi-hole
When I was looking for something new to build I ended up building a DNS over HTTPS server. This way I can use my Pi-hole server wherever I am, without exposing port 53. I let nginx handle the encryption of the HTTPS connection, send the information to dnsdist for translation to DNS, and let Pi-hole …
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Install pi_mqtt_gpio on Raspbian
I want to receive a notification when someone rings the doorbell at my front door. For this I can buy all kinds of expensive (wireless) doorbells, but I want to use the existing wiring. Because I use Home Assistant for all kinds of automation at home, I also want to integrate this into Home Assistant. …
AsusWRT: block Google DNS with iptables
By default, every Google device uses the following configured DNS-servers: 8.8.8.8 8.8.4.4 But I don’t want my guests, who can use my WiFi, to let Google phone home and give information about who visits my network. I use iptables to block those DNS-requests. The firewall rejects all the DNS-requests that would be sent to Google. …
Handige PowerShell commando’s voor mezelf
Het toevoegen van lange DKIM sleutels met dnscmd Probleem met PowerShell: het kan geen strings aan die langer zijn dan 255 tekens. Mijn DKIM-key is langer dan dat, en ondanks allerlei pogingen is het niet gelukt om deze met PowerShell toe te voegen aan de DNS-zone. Gelukkig werkt dnscmd nog wel in PowerShell, dus kan …
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