<https://forum.armbian.com/topic/4779-problem-with-route-on-eth0-cable-disconnected/#comment-36316>
<http://schema.org/text>
"Hello thanks for the attention\n \n\n\n\tI'm only using wifi! However dhcclient is networkManager, it creates the ip class 169.254.0.0 on port eth0 and it creates Destination = 0.0.0.0 and gateway: 0.0.0.0 for eth0 that with the disconnected network cable, with the ifconf eth0 down command takes all Routes the eth0 interface, plus in 3 to 5 minutes the turn activates the interface and creates everything again.\n \n"
<https://forum.armbian.com/topic/4779-problem-with-route-on-eth0-cable-disconnected/>