/Shell/Bash/Linux check if a port is open

Linux check if a port is open

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

Check what ports are open linux

## if you use linux
sudo ss -tulw

Linux check if a port is open

sudo lsof -i -P -n | grep LISTEN

Similar codes

3 votes291 views2 answers
Search file in ubuntu
Shell/Bash
0 vote288 views1 answer
Checkout file of different commit
Shell/Bash
0 vote295 views1 answer
Install and open HTTP, HTTPS and SSH access in the system firewall
Shell/Bash
0 vote248 views1 answer
Set user password git bash
Shell/Bash
-1 vote275 views2 answers
Create a branch command
Shell/Bash
3 votes283 views2 answers
Java to jar
Shell/Bash
0 vote322 views1 answer
Install php 7.4 nginx ubuntu
Shell/Bash
1 vote288 views1 answer
Reset or revert last commit
Shell/Bash
2 votes281 views1 answer
Ionic capacitor build livereload
Shell/Bash
3 votes296 views2 answers
How to exit telnet linux
Shell/Bash