Ping a port linux

ping ip -p port

Linux ping a port

# Use the below command in your terminal
# No requirments are needed
(echo >/dev/tcp/{host}/{port}) &>/dev/null && echo "open" || echo "close"

# An example below
(echo >/dev/tcp/10.20.20.21/27017) &>/dev/null && echo "open" || echo "close"

# if open then it will return "open"
# if closed then it will return "close"
# if you can't connect to it then it will freeze, use ctrl+c

Similar codes

5 votes185 views1 answer
How to check machine is 32bit or 64bit linux
Shell/Bash
0 vote208 views1 answer
Unset git global config
Shell/Bash
1 vote201 views1 answer
Archive linux
Shell/Bash
0 vote186 views1 answer
Delphes install
Shell/Bash
0 vote184 views1 answer
How to install hashcat
Shell/Bash
0 vote180 views1 answer
Ubuntu set current timezone asia/kolkata
Shell/Bash
0 vote190 views1 answer
Man in linux
Shell/Bash
0 vote205 views1 answer
Linux bash temporary file
Shell/Bash
0 vote194 views1 answer
Source code management tools
Shell/Bash
0 vote199 views1 answer
How to install diskpart in ubuntu
Shell/Bash