In previous articles, we explained how to find out the list of all open ports in Linux and how to check if remote ports are reachable using the Netcat command.
Once installed, you can use it with the grep command to find the process or service listening on a particular port in Linux as follows specify the port.
Note : The netstat command is deprecated and replaced by the modern ss command in Linux. Then find the process name using PID number with the ps command like so. TecMint is the fastest growing and most trusted community site for any kind of Linux Articles, Guides and Books on the web. Millions of people visit TecMint! If you like what you are reading, please consider buying us a coffee or 2 as a token of appreciation. We are thankful for your never ending support. On my Ubuntu If I run it without sudo — I get no result.
Open Windows Task Manager. Select the Processes tab. Look for the PID you noted when you did the netstat in step 1. Select PID. Cyborg Cyborg 1, 12 12 silver badges 12 12 bronze badges.
Good answer, but you should change it to findstr if not,you would even find apps what contain the number e. First we find the process id of that particular task which we need to eliminate in order to get the port free: Type netstat -n -a -o After executing this command in the Windows command line prompt cmd , select the pid which I think the last column. Pankaj Pateriya Pankaj Pateriya 4 4 silver badges 3 3 bronze badges. Monis Majeed Monis Majeed 1, 13 13 silver badges 21 21 bronze badges.
It is very simple to get the port number from a PID in Windows. Write the following command Press Enter Then cmd will give you the detail of the service running on that port along with the PID. Nishat Lakhani Nishat Lakhani 1 1 gold badge 8 8 silver badges 20 20 bronze badges. Talha Imam Talha Imam 17 17 silver badges 20 20 bronze badges. It should be noted that you don't need the -n flag set twice.
Just open a command shell and type saying your port is : netstat -a -n -o find "" You will see everything you need. Josh — Kevin Cruijssen. Dave Webb Dave Webb k 56 56 gold badges silver badges bronze badges. The number, which is shown at the last column of the list, is the PID process ID of that application. Make note of this. On Win Your command in step 2 and step 4 does not work unless you replace simple quotes by double quotes.
This solution requires no elevated permission. Blue Clouds Blue Clouds 5, 2 2 gold badges 36 36 silver badges 68 68 bronze badges. Technotronic Technotronic 7, 3 3 gold badges 36 36 silver badges 52 52 bronze badges. Tony Delroy Tony Delroy David Jesus David Jesus 1, 2 2 gold badges 20 20 silver badges 30 30 bronze badges. Josh Josh 1, 2 2 gold badges 20 20 silver badges 20 20 bronze badges.
A single-line solution that helps me is this one. Angel Venchev Angel Venchev 9 9 silver badges 18 18 bronze badges. You probably don't want to kill the process automatically. I would separate that kill command and explain it. Don't want some poor user copy-pasting that without thinking carefully.
And so on and so forth. PortMon the link behind Port Monitor is for monitoring serial and parallel ports, not network ports. Use: netstat -a -o This shows the PID of the process running on a particular port. Thus you can kill a process running on a particular port in Windows. Benjamin Wen Benjamin Wen 2, 1 1 gold badge 24 24 silver badges 42 42 bronze badges.
PID is the value returned by the first command in the last column. Michael Chourdakis Michael Chourdakis 9, 2 2 gold badges 34 34 silver badges 63 63 bronze badges. Quick explanation Select-String is used to filter the lengthy output of netstat for the relevant lines.
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