ip route show default dev=$(ip route show default | sed -r 's/.* dev ([^ ]+)/\1/g') echo $dev # all network interfaces ip link show
423100cookie-checkLinux get default network interface
Linux get default network interface
Date: 2020-11-09
ip route show default dev=$(ip route show default | sed -r 's/.* dev ([^ ]+)/\1/g') echo $dev # all network interfaces ip link show