Fixing a postfix IPv6 error

Keeping Fedora up to date with dnf-automatic

Setting multiple IPs on an interface in Linux

Building a private hosted zone with CoreDNS

Running an ad-blocking PiHole DNS server in a container, and blocking ads for the entire LAN and VPN

Building a personal VPN with WireGuard

Using Postfix as a Gmail relay to send mail as [email protected]

Deploying and monitoring a ZFS pool with email status reports

Salvaging a failed upgrade with chroot

Leveling up the homelab