ARC doesn't work over internet despite network sharing default port 55000 (Fritz!Box 6690)

[ericafterdark (dark and moody)]

From a security perspective, DMZ is not recommended.

It might be wise to spend some more time looking for another solution.

Warning: Do not use router’s DMZ setting for configuring ARC

We are starting to see an alarming number of recommendations from Roon users to use a router’s DMZ setting in order to make ARC configuration easy. Activating the “DMZ” setting on your router/firewall has the effect of placing the target machine on the internet with absolutely zero security. Rather than open up one port for ARC you end up exposing all of the ports on that machine, which is a huge surface area for a hacker to exploit. If you activate this setting and use your Roon core as the ta…