노트북에 설치하기 전에 LiveUsb Elementary를 만들었습니다. 인터넷 빼고는 다 잘 됩니다. WiFi는 없지만 유선으로 연결되어 있습니다. 어떤 식으로든 인터넷에 연결할 수 없습니다. 내 이더넷 카드는 Realtek Lan RTL8105TA입니다.
elementary@elementary:~$ ifconfig
eth0 Link encap:Ethernet HWaddr 04:7d:7b:9f:8a:72
inet addr:10.118.14.86 Bcast:10.118.255.255 Mask:255.255.0.0
inet6 addr: fe80::67d:7bff:fe9f:8a72/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:21692 errors:0 dropped:8 overruns:0 frame:0
TX packets:935 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:1809988 (1.8 MB) TX bytes:97546 (97.5 KB)
Interrupt:44 Base address:0xe000
lo Link encap:Local Loopback
inet addr:127.0.0.1 Mask:255.0.0.0
inet6 addr: ::1/128 Scope:Host
UP LOOPBACK RUNNING MTU:16436 Metric:1
RX packets:1261 errors:0 dropped:0 overruns:0 frame:0
TX packets:1261 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:84217 (84.2 KB) TX bytes:84217 (84.2 KB)
elementary@elementary:~$ cat /etc/network/interfaces
auto lo
iface lo inet loopback
elementary@elementary:~$ cat /etc/udev/rules.d/70-persistent-net.rules
elementary@elementary:~$ lspci -k | grep -A2i net ; nmcli d list
grep: 2i: invalid context length argument
GENERAL.DEVICE: wlan0
GENERAL.TYPE: 802-11-wireless
GENERAL.VENDOR: Atheros Communications Inc.
GENERAL.PRODUCT: AR9462 Wireless Network Adapter
GENERAL.DRIVER: ath9k
GENERAL.HWADDR: 08:ED:B9:79:C6:99
GENERAL.STATE: 20 (unavailable)
GENERAL.REASON: 0 (No reason given)
GENERAL.UDI: /sys/devices/pci0000:00/0000:00:05.0/0000:02:00.0/net/wlan0
GENERAL.IP-IFACE:
GENERAL.NM-MANAGED: yes
GENERAL.FIRMWARE-MISSING: no
GENERAL.CONNECTION: not connected
CAPABILITIES.CARRIER-DETECT: no
CAPABILITIES.SPEED: unknown
WIFI-PROPERTIES.WEP: yes
WIFI-PROPERTIES.WPA: yes
WIFI-PROPERTIES.WPA2: yes
WIFI-PROPERTIES.TKIP: yes
WIFI-PROPERTIES.CCMP: yes
GENERAL.DEVICE: eth0
GENERAL.TYPE: 802-3-ethernet
GENERAL.VENDOR: Realtek Semiconductor Co., Ltd.
GENERAL.PRODUCT: RTL8101E/RTL8102E PCI Express Fast Ethernet controller
GENERAL.DRIVER: r8169
GENERAL.HWADDR: 04:7D:7B:9F:8A:72
GENERAL.STATE: 100 (connected)
GENERAL.REASON: 0 (No reason given)
GENERAL.UDI: /sys/devices/pci0000:00/0000:00:04.0/0000:01:00.0/net/eth0
GENERAL.IP-IFACE: eth0
GENERAL.NM-MANAGED: yes
GENERAL.FIRMWARE-MISSING: no
GENERAL.CONNECTION: /org/freedesktop/NetworkManager/ActiveConnection/5
CAPABILITIES.CARRIER-DETECT: yes
CAPABILITIES.SPEED: 100 Mb/s
WIRED-PROPERTIES.CARRIER: on
IP4.ADDRESS[1]: ip = 10.118.14.86/16, gw = 10.118.0.1
IP4.DNS[1]: 172.16.172.9
IP4.DNS[2]: 172.16.172.10
DHCP4.OPTION[1]: expiry = 1416959395
DHCP4.OPTION[2]: broadcast_address = 10.118.255.255
DHCP4.OPTION[3]: dhcp_message_type = 5
DHCP4.OPTION[4]: routers = 10.118.0.1
DHCP4.OPTION[5]: dhcp_lease_time = 2592000
DHCP4.OPTION[6]: ip_address = 10.118.14.86
DHCP4.OPTION[7]: subnet_mask = 255.255.0.0
DHCP4.OPTION[8]: domain_name_servers = 172.16.172.9 172.16.172.10
DHCP4.OPTION[9]: ntp_servers = 192.43.244.18
DHCP4.OPTION[10]: network_number = 10.118.0.0
DHCP4.OPTION[11]: dhcp_server_identifier = 192.168.3.1