If you are running a minecraft server behind your router

how to restrict source IP on my port fo - Cisco Community So only IP xxx.xxx.xxx.xxx should be able to access internal IP 192.168.40.10 on port 80 via external interface port 8008. Creating port 8008 works fine then setting up portforward from 8008 to internal port 80 also no problem. After doing this there is automatically created an access rule allowing all IP addresses to access port 8008. What are the default ports to open when connecting Jun 30, 2020

How to Check Open TCP/IP Ports in Windows

Scan Your public IP address for open and closed TCP ports

Feb 20, 2018

If you are running a minecraft server behind your router