I've been using Wireguard for a while when away from my house for a couple of reasons:

1. Access to my home network's servers, services, and resources.

2. Security, when accessing the internet via insecure wifi.

3. Ability to use my PiHole (DNS sinkhole).

It's been working great, but as with everything else, I wanted to …

Virtual machines (VM) and their KVM host can't communicate over the network, which is by design.

There are times however, that I want to enable VM to KVM host communication, typically because the KVM host is hosting something else I want to access from the VM..

The two ways of doing this, along with the pros and cons: …

As I'd moved from TrueNAS to Ubuntu, I was moving most everything to a Docker container, and Transmission (using OpenVPN) was no different.

Under TrueNAS, I'd used a jail (https://www.nodinrogers.com/posts/2020-11-07-freenas-transmission-jail-with-openvpn/), but jails don't exist in Ubuntu, so Docker is the way to go. …

While doing some troubleshooting on my home lab, I was trying to ping from one device to another device, both configured with IPv6, and only IPv6, addresses.

I was using tcpdump to attempt to capture the ICMP echo-requests (only), which in the IPv4 world, I would use this tcpdump syntax:

sudo tcpdump -nni ens192 …

I finally ironed out all of the issues with my KVM server, and to eliminate any of the left over junk, for lack of a better phrase, I nuked the server and reinstalled Ubuntu 20.04. For the record, junk consisted of various packages, their configurations, and system modifications, that I'd tried out in deciding how to …

I needed a quick SFTP server, and did a short post about it previously.

However, I wanted the ability to run a Docker container that wasn't on my NAS, so I had to mount the NFS share from within Docker.

Using this Docker composer file did the trick:

version: "3.2"

services:
  sftp:
    image: atmoz/sftp …