@terziyski Thank you for your suggestion. I have not heard of this before. Yesterday, my DDNS name did match the resolved IP address, but today it does not. I communicated with my ISP last night and...

@ArcherC8 Thanks for the suggestion. I've power-cycled the router, and have also contacted my ISP for additional assistance. They couldn't really do anything for me, yet I was informed that they do...

I am attempting to setup a dedicated server to run Perforce for project source control and I need to open port 1666. I've already setup DDNS & Address Reservation for the machine IP/MAC, enabled DMZ...