list of running port ubuntu
sudo lsof -i -P -n | grep LISTEN
sudo netstat -tulpn | grep LISTEN
sudo ss -tulpn | grep LISTEN
sudo lsof -i:22 ## see a specific port such as 22 ##
sudo nmap -sTU -O IP-address-Here
# Source
https://www.cyberciti.biz/faq/unix-linux-check-if-port-is-in-use-command/
4.33
3
sudo lsof -i -P -n | grep LISTEN
Thank you!
3
0
3.71
7
sudo lsof -i -P -n | grep LISTEN
Thank you!
7
0
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