This may be related -- since I upgraded the firmware from the out-of-the-box to the latest Beta, I go to 192.168.0.1 in Chrome 45.0.2454.93 (64-bit) on OS X 10.8.5, and I get forwarded to port 9080...

I have a Synology DiskStation; you can set it up to tell a router about port forwarding for the services you set up on it. It worked fine with the out-of-the-box v1.0 TP-Link firmware; my DiskStation...