Shell/Bash: ping a port linux Example

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Shell/Bash Example: This is the "ping a port linux" Example. compiled from many sources on the internet by SimpleTutorials.org

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


* Summary: This "ping a port linux" Shell/Bash Example is compiled from the internet. If you have any questions, please leave a comment. Thank you!

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