Hi Penny. I accidentally replied with a whisper. Did you see my reply with the screenshots? I am going to provide them here too just in case. This will also allow other users to see the screens.
Fellow ASUS user here. I’m a fan of their very detailed and sometimes confusing config.
Can you check the configuration in the screenshots I supplied? I don’t know if it was one setting or some combination of the 3 but trying to get ARC working on my ASUS I ended up enabling all of these things. Please note that for the second screen shot, the internal IP is not necessary. Screenshots below:
In the WAN section, Internet connection tab:
Under WAN section, Virtual Server / Port Forwarding tab:
Under Open Nat section:
Wes