Netstat is a utility for gathering network statistics. It comes preinstalled on most systems.
If missing, here’s how to install.
# Redhat, CentOS yum install net-tools # Debian, Ubuntu, Mint apt install net-tools # SLES, SUSE zypper install net-tools |
Here are some common and useful commands.
# show version netstat -v # show routing table netstat -nr # show network interface statistics netstat -ai # show network connections netstat -ant # show network services netstat -pnltu |