ARC issues on Asus RT-AX88U

[Vlad1 (Daniel)]

Bridge mode alone was not sufficient to fix the problem, not for me. So, I attempted to explain the steps I took and settings to finally get this working, at least using the same modem as you.

Arc port-forwarding solution: ATT BGW320 and Asus AX-88U

This is a configuration guide for Roon Arc users encountering “multiple NAT” errors. It’s specifically for users with an ATT BGW320 fiber modem / gateway / router, in bridge mode, and a separate router. In this case the separate router is an Asus AX-88U. For what it’s worth, my Roon Core resides on a virtual machine, but that shouldn’t change this approach. It took a lot of messing around, so I wanted to show my settings. Preliminary steps (things you’ll need to configure and verify): Obta…