Linux ping a port

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

0 vote115 views1 answer
How to know what container is using a volume?
Shell/Bash
24 votes115 views3 answers
Ubuntu apt uninstall
Shell/Bash
18 votes134 views3 answers
Firebase cli
Shell/Bash
-1 vote103 views1 answer
Npm run serve in background
Shell/Bash
1 vote116 views3 answers
Count lines of code in github repo
Shell/Bash
2 votes107 views1 answer
Merge rar parts ubuntu
Shell/Bash
0 vote106 views1 answer
Git configure upstream for branch push and pull
Shell/Bash
0 vote102 views1 answer
Download powershell 7.2.1
Shell/Bash
3 votes107 views1 answer
No upgrade brew
Shell/Bash
1 vote121 views2 answers
Gatsby plugin image
Shell/Bash