First go to The windows menu open Cmd search for it. type Ipconfig ull see the default gateway most are 192.168.1.1
then go to it on your browser type user:Admin Pass:Admin that should be default next go to advanced settings -> port trigerring/forwarding. There set your port forward put ur computers ip and the ports 43594 and 43594. Run your server and then your routers ip should be the erver ip unless if u use no-ip.