I try to complete a task "Enable Access to Server" in Cisco Aspire game, but I got stuck. How to identify the port number of Game Server so that I can put it in Applications&Ga ming settings of the router?

The task: https://prnt.sc/j2ri7b

Game Server ip address - 192.168.0.98 Laptop ip address - 192.168.0.100

I tried using Netstat command to find out the port's number, but it failed: Invalid...