@Comms The only remaining two suggestions I currently have is to verify that "UPnP" is activated on your AXE75 router (see screenshot below) and also test if the T53W phone may behave differently if...

@gcclinux Can you completely turn off the firewall of the Host PC for a moment and test if it makes a difference? Another test could be to use the "DMZ" feature of the AX95 instead of the port...

@gcclinux Adding a rule like shown in the picture below on the AX95 should be sufficient. I am sure you have already done it like that. You might try if it makes any difference when you switch off...

@gcclinux Hi, All that you've described looks correct. What I would do is to rule out a couple of things. 1) Verify on the VR400's status page that the "IP Address" shown in the "Internet" section is...

@AlGor Ok. Two things I'd like to mention. 1) The ping response time being "<1ms" in your screenshot tells me you are not pinging your router from the Internet, but from within your local network. In...

@AlGor As a start it already would be helpful if you showed us how you determine "IP is still visible on the Internet" by posting a screenshot of what you do. For your privacy you should party...