just installed Proxmox 8.0 ,during setup i left everything on default except FQDN used router.net. tried connecting with https://192.168.100.2:8006 as instructed by Proxmox.using Firefox and Chrome i couldnt reach the GUI. i dont have direct access to my physical router(controlled by my ISP). tried pinging 8.8.8.8 from Proxmox with zero results.