@d0ugmac1 Well... this is the full network setup.Most PCs have the corp router as their gateway which gives internet access. In the cases I've been trying to test and get working, I've had PCs either...

@d0ugmac1 Thank you for your reply. I will test the DMZ IP and the IPSec option as you've suggested. A couple of thoughts: Out of curiosity, would upgrading to a more 'advanced' TPLink router be an...

Hi, I'm struggling a bit with routing and NAT. I have the following setup. I have no way to alter configurations on Router B or C. However.. PC1 can sucessfully ping WAN IP of Router D and PC2 can...