@terziyski Thanks. I've been through that link and read a lot of people's posts. It's working for the moment, but what finally ended up doing the trick was to remove the static IP reservation in the...

@TallGamer Did you ever get this solved? I'm having the same problem opening ANY ports or even using DMZ on this same router.

Having a problem accessing my file server from outside the network. Inside works fine. I've tried with Plex, and I've tried with my HTTP server on custom ports. Didn't have any problems with my...