Activating Roon ARC from a ROCK connected to a Netgear Orbi Router

Roon Core Machine

Networking Gear & Setup Details

Direct connection to Orbi Router running firmware V4.6.9.11_2.3.5

Connected Audio Devices

Number of Tracks in Library


Description of Issue

Upnp is on.

I’ve manually set port forwarding connecting port 55000 to (the location of the ROCK server on my LAN).

My Plex server is working just fine. Remote access is no problem.

Here is the error message:

“connectivity”: {“status”:“NetworkError”,“status_code”:502,“error”:“error: Error: connect ECONNREFUSED, response code: undefined, body: undefined”},
“external_ip”: {“actual_external_ip”:“”,“router_external_ip”:null},
“natpmp_autoconfig”: {“status”:“NotFound”},
“upnp_autoconfig”: {“server_ip”:“”,“found_upnp”:true,“error”:“<s:Envelope xmlns:s=“[\](\)” s:encodingStyle=”[\](\)“><s:Body><s:Fault>s:ClientUPnPError501ActionFailed</s:Fault></s:Body></s:Envelope>”}

What should I do to fix this problem?

My router is set for dynamic IP and it says the
MAC Address is 6C:CD:D6:D0:EB:40 and the external IP Address is

Here a thread addressing a similar problem. Maybe it will help-