Roon Arc not working on overseas trip

[DDPS]

It depends upon the peering arrangements between you and home. You are best off having IPv6 enabled on your home network. Modern OSs are actually tested presuming that it is enabled.

Roon server keeps using more and more RAM even sitting idle

Disabling IPv6 is not a great idea for anyone long term. If any software one runs can’t handle IPv6, that software needs to be fixed. That’s a must-read. And that was 10 years ago. FTA: “Because Windows was designed specifically with IPv6 present, Microsoft does not perform any testing to determine the effects of disabling IPv6. If IPv6 is disabled on Windows 7, Windows Vista, Windows Server 2008 R2, or Windows Server 2008, or later versions, some components will not function.”