Dhclient journalctl ошибки

Пожалуйста, помогите мне решить эти ошибки:

$ journalctl -p 3
...
Sep 12 09:49:48 arthas dhclient[2186]: send_packet: Network is unreachable
Sep 12 09:49:48 arthas dhclient[2186]: send_packet: please consult README file    regarding broadcast address.
Sep 12 09:49:48 arthas dhclient[2186]: dhclient.c:2864: Failed to send 300 byte long packet over fallback interface.
Sep 12 09:49:49 arthas dhclient[2245]: send_packet: Network is unreachable
Sep 12 09:49:49 arthas dhclient[2245]: send_packet: please consult README file regarding broadcast address.
Sep 12 09:49:49 arthas dhclient[2245]: dhclient.c:2864: Failed to send 300 byte long packet over fallback interface.
Sep 12 09:49:50 arthas dhclient[2285]: send_packet: Network is unreachable
Sep 12 09:49:50 arthas dhclient[2285]: send_packet: please consult README file regarding broadcast address.
Sep 12 09:49:50 arthas dhclient[2285]: dhclient.c:2864: Failed to send 300 byte long packet over fallback interface.