I have enabled all ports, both in windows firewall and router. To make sure I'm using PFPortchecker tool to check the port. But still kicked for 3659 UDP is closed..!! The moment I was kicked I checked the port and it was OPEN.. mileymad:

However, if you only want to see a specific service name or port, you can use the netstat command with the option above with grep… Example below shows you to scan for open ports and only list port 22.. sudo netstat -tnlp | grep :22. You should see similar line as below: How to check if port is in use on Linux or Unix - nixCraft Aug 11, 2019 How to check for open ports on Linux – Linux Hint

PowerShell: Check If Port is Open - Test TCP Connection

3 Ways To Check Whether A Port Is Open On The Remote Linux Oct 12, 2019 How to check if a port 1433 is open - Quora Mar 30, 2020

Check a port's status by entering an address and port number above. The open port checker is a tool you can use to check your external IP address and detect open ports on your connection. This tool is useful for finding out if your port forwarding is setup correctly …

How to check if port is in use on Linux or Unix - nixCraft Aug 11, 2019