Port Fowarding a Minecraft server on the MR60

Trying to get a Minecraft server up and running, having some troubles with it, I'll try and supply as much information as I can, this has caused me much grief.

I have my pc, which I intend to have to the server being ran on, connected by ethernet to an MS60 (firmware, V1.0.6.102_2.0.45 the MR60 on the same FW) which is then connected to the MR60 itself which is then connected by ethernet to an optus FAST5366LTE-A (software, SG4Y1L003053).

I've gone through with the setting up with server itself on my own pc, files installed got the server running to where I can get into it from my own pc (same one its running from). Then set-up the port fowarding on the NETGEAR ip adress (unsure of technical name, sorry), and set-up this