Yes, it has worked on Fedora 32. The hardware is unchanged.  I'll need to verify the dhcp server

On Sat, 19 Mar 2022 18:09:30 -0700
Samuel Sieb <samuel@sieb.net> wrote:

> On 3/19/22 17:41, Geoffrey Leach wrote:
> > It will take me a while to try to understand the output from your
> > suggestions.
> >
> > In the meantime, yes, it is a direct cable to the hdhomerun.  
>
> The simple answer is that won't work.  Has this ever worked?
>
> You either need a dhcp server on your computer to provide the other
> device an IP address or you need to assign static IP addresses on
> both devices.