Use Rspamd with Virtualmin/Rspamd on Debian

By default Virtualmin/Webmin ships with SpamAssassin. Rspamd can be used as a replacement for SpamAssassin, but this requires some manual configuration. See the free usage policy of Rspamd to understand its conditions. Install Rspamd See the official documentation for setup instructions and different approaches. This section follows the Production: Package Installation installation method. Note that you may also use the packages provided by Debian directly, although they’re not supported by the Rspamd project. [1] [2] ...

December 30, 2025 · 4 min

Home Server with Public IPv6 Address behind Fritz!Box

Overview Situation An internet connection which uses native IPv6 and supports IPv4 through Dual-Stack Lite. The internet provider assigns the Fritz!Box an IPv6 prefix (/59). A server running Debian 12 should be publicly reachable to provide some services. Due to the Dual-Stack Lite, IPv6 is the only way to publicly expose the server. In the Fritz!Box a corresponding fort forwarding is configured. Problem There’s no control over the assigned IPv6 prefix and it might change whenever the internet connection gets reconnected. As the server has a static local IPv4 address, the second part of the IPv6 address should also be static. ...

December 22, 2024 · 2 min

Debian 12.3: data corruption with ext4 and kernel 6.1.64-1

The rollout of Debian 12.3 has been paused due to a data corruption issue in the 6.1.64-1 kernel when using the ext4 filesystem: https://www.debian.org/News/2023/2023120902 For amd64, the affected package is linux-image-6.1.0-14-amd64 as it ships kernel 6.1.64-1. It can be prevented from being installed, by setting the Pin-Priority for this version to -1: $ cat /etc/apt/preferences.d/2023-12-10-kernel-ext4-bug # https://www.debian.org/News/2023/2023120902 Package: linux-image-amd64 Pin: version 6.1.64-1 Pin-Priority: -1 Package: linux-image-rt-amd64 Pin: version 6.1.64-1 Pin-Priority: -1 This can be verified using apt-cache policy: ...

December 10, 2023 · 1 min

Review: Star Labs StarBook Mk VIr2

I recently ordered a StarBook Mk VIr2 from Star Labs : StarBok Mk VIr2 The StarBok Mk VIr2 The StarBok Mk VIr2 has the following specs: 64 GB DDR4 RAM @ 3200 MHz (2×32 GB) i7-1360P @ 2.20 GHz 2 TB Gen4 PCIe SSD 14" display Ubuntu LTS 22.04.02 coreboot (instead of AMI firmware) US keyboard layout In comparison, my daily driver for many years has been a Lenovo ThinkPad T470s with the following specs: ...

November 23, 2023 · 7 min