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

1 vote165 views1 answer
Apt install python-certbot
Shell/Bash
0 vote174 views1 answer
Pip install apache beam
Shell/Bash
0 vote180 views2 answers
Background desktop by url ubuntu
Shell/Bash
0 vote245 views1 answer
Installing Shoes
Shell/Bash
0 vote218 views1 answer
Exclude host in ansible adhoc command
Shell/Bash
0 vote160 views1 answer
How to make bash script must be ran in sudo
Shell/Bash
0 vote176 views1 answer
Creating docker based vms with ranchervm but requires KVM installed
Shell/Bash
0 vote128 views1 answer
Kubernetes restart deployment
Shell/Bash
0 vote245 views1 answer
Remove trailing slash from nginx
Shell/Bash
0 vote202 views1 answer
Remving merged commit
Shell/Bash