Synology NAS External Access/Port forwarding

I figured out due to Xfinity hardware updates (XFi Gateways) my Synology NAS configuration was just carried over to the new gateway/router, creating problems especially when doing remote access or using Plex server remote/sharing content running on the NAS.

I decided to delete existing stuff and setup the router configuration again, which is a straightforward easy process with Synology. However, XFi XB7 doesn't like it I guess, and didn't pass the test. The message is this: