tldr/pages/osx/netstat.md

netstat

Displays various networks related information such as open connections, open socket ports etc.

• List all ports:

netstat -a

• List all listening ports:

netstat -l

• List listening TCP ports:

netstat -t

• Display PID and program names for a specific port:

netstat -p {PROTOCOL}

• List information continuously:

netstat -c