jidetech ipd-d53m02-series p2-20x-5mp

Hello, I have a Jidetech IPD-D53M02 series (AKA P2-20X-5MP) camera. It runs fine on the local LAN and through a VPN connection remotely. The problem comes when I try to do port forwarding through the remote end firewall. In this case, the camera connects via the HTTP port, but there is no...