Answers for "check if a port is open ubuntu"

39

linux how to see ports in use

# Any of the following
sudo lsof -i -P -n | grep LISTEN
sudo netstat -tulpn | grep LISTEN
sudo lsof -i:22 # see a specific port such as 22
sudo nmap -sTU -O IP-address-Here
Posted by: Guest on March-31-2020
3

ubuntu open port

sudo ufw allow 1191/tcp
Posted by: Guest on August-01-2020
6

see what is using a port ubuntu

$ sudo lsof -i:22
Posted by: Guest on February-19-2021
8

how to check list of open ports in linux

sudo lsof -i -P -n | grep LISTEN
sudo netstat -tulpn | grep LISTEN
sudo lsof -i:22 # see a specific port such as 22
sudo nmap -sTU -O IP-address-Here
Posted by: Guest on May-05-2020

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