If the port is active, these commands will return the Process ID (PID), allowing the user to identify the specific application responsible for the traffic.
: Ping your own machine by opening a terminal/command prompt and typing ping 127.0.0.1 . If this fails, your network configuration is corrupted.
In networking, a port number is used to identify a specific process or service running on a computer. Port numbers range from 0 to 65535. In the case of localhost:11501 , 11501 is the port number.