LANケーブルを抜いた状態で起動(正常起動)の場合 root@armadillo:~# nmcli device DEVICE TYPE STATE CONNECTION ttyACM0 gsm connected armsd_connection_wwan wlan0 wifi disconnected -- eth0 ethernet unavailable -- usb0 ethernet unavailable -- gre0 gre unmanaged -- gretap0 gretap unmanaged -- ip6gre0 ip6gre unmanaged -- ip6tnl0 ip6tnl unmanaged -- tunl0 ipip unmanaged -- lo loopback unmanaged -- sit0 sit unmanaged -- ip6_vti0 vti6 unmanaged -- NAME UUID TYPE DEVICE armsd_connection_eth0 56f4c34a-bd50-4ff0-96b3-4b2ea71eeac0 802-3-ethernet -- ethernet-eth0 52ee1724-312d-472e-ba3c-9d21859f5053 802-3-ethernet -- armsd_connection_wwan 9313b8f7-248a-4d45-9110-eb215f15c933 gsm ttyACM0 Wired connection 1 30ab6312-25fb-4055-8f2e-34b8fa184a41 802-3-ethernet -- gsm-ttyACM0 80218ffc-ae2f-434b-9a2a-f87c1aad671e gsm -- wifi-wlan0 a238862f-5d4c-408b-a5dc-0dcbae67838c 802-11-wireless -- LANケーブルを抜いた状態 root@armadillo:~# ifconfig eth0 eth0 Link encap:Ethernet HWaddr 00:11:0c:1d:00:82 UP BROADCAST MULTICAST MTU:1500 Metric:1 RX packets:0 errors:0 dropped:0 overruns:0 frame:0 TX packets:0 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:1000 RX bytes:0 (0.0 B) TX bytes:0 (0.0 B) LANケーブルを接続した状態 root@armadillo:~# ifconfig eth0 eth0 Link encap:Ethernet HWaddr 00:11:0c:1d:00:82 inet addr:10.8.1.191 Bcast:10.8.1.255 Mask:255.255.255.0 inet6 addr: fe80::211:cff:fe1d:82/64 Scope:Link UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 RX packets:70 errors:0 dropped:0 overruns:0 frame:0 TX packets:100 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 txqueuelen:1000 RX bytes:7262 (7.0 KiB) TX bytes:12060 (11.7 KiB) LANケーブルを接続状態で起動(異常起動)の場合 root@armadillo:~# nmcli device DEVICE TYPE STATE CONNECTION eth0 ethernet connecting (getting IP configuration) armsd_line_connection wlan0 wifi disconnected -- usb0 ethernet unavailable -- gre0 gre unmanaged -- gretap0 gretap unmanaged -- ip6gre0 ip6gre unmanaged -- ip6tnl0 ip6tnl unmanaged -- tunl0 ipip unmanaged -- lo loopback unmanaged -- sit0 sit unmanaged -- ip6_vti0 vti6 unmanaged -- この状態が継続する。