| Command | Description and/or Reason |
|---|---|
| hostname -f | |
| ip addr show | |
| ip ro show | |
| ifconfig -a | |
| route -n | |
| cat /etc/network/interfaces | |
| iptables -L -n -v | |
| iptables -t nat -L -n -v | |
| ip6tables -L -n -v | |
| iptables-save | |
| netstat -anop | |
| netstat -r | |
| netstat -nltupw | root with raw sockets |
| arp -a | |
| lsof -nPi | |
| cat /proc/net/* | more discreet, all the information given by the above commands can be found by looking into the files under /proc/net, and this approach is less likely to trigger monitoring or other stuff |