有人可以帮我设置我的互联网吗？
我全新安装了 Ubuntu 12.04 LTS。安装之前，我可以用笔记本连接互联网。
我必须使用 802.1x 来连接。
我不知道该怎么办了。
不知何故，我没有列出 IPv4，这可能是问题所在，但为什么会出现这种情况，在 Linux Mint 13 上安装之前它也有效？
joachim@joachim-TravelMate-5744:~$ sudo lshw
[sudo] password for joachim:
joachim-travelmate-5744
description: Notebook
product: TravelMate 5744 (Calpella_CRB)
vendor: Acer
version: V1.06
serial: NXV5MEG00521605C8C7200
width: 64 bits
capabilities: smbios-2.7 dmi-2.7 vsyscall32
configuration: chassis=notebook family=Intel_Mobile sku=Calpella_CRB ...
*-core
description: Motherboard
product: BA52_CP
vendor: Acer
physical id: 0
version: Type2 - Board Version
serial: Type2 - Board Serial Number
slot: Type2 - Board Chassis Location
*-firmware
description: BIOS
vendor: Insyde Corp.
physical id: 0
version: V1.06
date: 011/21/2011
size: 1MiB
capacity: 1984KiB
capabilities: pci upgrade shadowing cdboot bootselect edd int13flopp...
*-memory
description: System Memory
physical id: 18
slot: System board or motherboard
size: 4GiB
*-bank:0
description: DIMM DDR3 Synchronous 1333 MHz (0.8 ns) [empty]
physical id: 0
serial: 00000000
slot: DIMM0
width: 8 bits
clock: 1333MHz (0.8ns)
*-bank:1
description: SODIMM DDR3 Synchronous 1333 MHz (0.8 ns)
product: EBJ41UF8BCS0-DJ-F
vendor: ELPIDA
physical id: 1
serial: 5A341C9A
slot: DIMM1
size: 4GiB
width: 64 bits
clock: 1333MHz (0.8ns)
*-cpu
description: CPU
product: Intel(R) Core(TM) i3 CPU M 380 @ 2.53GHz
vendor: Intel Corp.
physical id: 20
bus info: cpu@0
version: Intel(R) Core(TM) i3 CPU M 380 @ 2.53GHz
slot: U3E1
size: 933MHz
capacity: 4GHz
width: 64 bits
capabilities: x86-64 fpu fpu_exception wp vme de pse tsc msr pae....
configuration: cores=2 enabledcores=2 threads=4
*-cache:0
description: L3 cache
physical id: 21
slot: L3 Cache
size: 3MiB
capacity: 3MiB
capabilities: synchronous internal write-through unified
*-cache:1
description: L2 cache
physical id: 23
slot: L2 Cache
size: 512KiB
capabilities: synchronous internal write-through unified
*-cache:2
description: L1 cache
physical id: 24
slot: L1 Cache
size: 64KiB
capabilities: synchronous internal write-through instruction
*-cache
description: L1 cache
physical id: 22
slot: L1 Cache
size: 64KiB
capabilities: synchronous internal write-through data
*-pci:0
description: Host bridge
product: Core Processor DRAM Controller
vendor: Intel Corporation
physical id: 100
bus info: pci@0000:00:00.0
version: 02
width: 32 bits
clock: 33MHz
configuration: driver=agpgart-intel
resources: irq:0
*-display
description: VGA compatible controller
product: Core Processor Integrated Graphics Controller
vendor: Intel Corporation
physical id: 2
bus info: pci@0000:00:02.0
version: 02
width: 64 bits
clock: 33MHz
capabilities: msi pm vga_controller bus_master cap_list rom
configuration: driver=i915 latency=0
resources: irq:42 memory:d0000000-d03fffff...
*-communication
description: Communication controller
product: 5 Series/3400 Series Chipset HECI Controller
vendor: Intel Corporation
physical id: 16
bus info: pci@0000:00:16.0
version: 06
width: 64 bits
clock: 33MHz
capabilities: pm msi bus_master cap_list
configuration: driver=mei latency=0
resources: irq:41 memory:d0604000-d060400f
*-usb:0
description: USB controller
product: 5 Series/3400 Series Chipset USB2 Enhanced Host Controller
vendor: Intel Corporation
physical id: 1a
bus info: pci@0000:00:1a.0
version: 05
width: 32 bits
clock: 33MHz
capabilities: pm debug ehci bus_master cap_list
configuration: driver=ehci_hcd latency=0
resources: irq:16 memory:d060a000-d060a3ff
*-multimedia
description: Audio device
product: 5 Series/3400 Series Chipset High Definition Audio
vendor: Intel Corporation
physical id: 1b
bus info: pci@0000:00:1b.0
version: 05
width: 64 bits
clock: 33MHz
capabilities: pm msi pciexpress bus_master cap_list
configuration: driver=snd_hda_intel latency=0
resources: irq:43 memory:d0600000-d0603fff
*-pci:0
description: PCI bridge
product: 5 Series/3400 Series Chipset PCI Express Root Port 1
vendor: Intel Corporation
physical id: 1c
bus info: pci@0000:00:1c.0
version: 05
width: 32 bits
clock: 33MHz
capabilities: pci pciexpress msi pm normal_decode bus_master cap_list
configuration: driver=pcieport
resources: irq:17 ioport:5000(size=4096) m...
*-pci:1
description: PCI bridge
product: 5 Series/3400 Series Chipset PCI Express Root Port 2
vendor: Intel Corporation
physical id: 1c.1
bus info: pci@0000:00:1c.1
version: 05
width: 32 bits
clock: 33MHz
capabilities: pci pciexpress msi pm normal_decode bus_master cap_list
configuration: driver=pcieport
resources: irq:16 ioport:4000(size=4096) mem...
*-network DISABLED
description: Wireless interface
product: AR9485 Wireless Network Adapter
vendor: Atheros Communications Inc.
physical id: 0
bus info: pci@0000:02:00.0
logical name: wlan0
version: 01
serial: 44:6d:57:18:37:b7
width: 64 bits
clock: 33MHz
capabilities: pm msi pciexpress bus_master cap_list rom
ethernet physical wireless
configuration: broadcast=yes driver=ath9k
driverversion=3.2.0-29-generic
firmware=N/A latency=0 link=no multicast=yes
wireless=IEEE 802.11bgn
resources: irq:17 memory:d0500000-d057ffff memory:d0b00000-d0b0ffff
*-pci:2
description: PCI bridge
product: 5 Series/3400 Series Chipset PCI Express Root Port 6
vendor: Intel Corporation
physical id: 1c.5
bus info: pci@0000:00:1c.5
version: 05
width: 32 bits
clock: 33MHz
capabilities: pci pciexpress msi pm normal_decode bus_master cap_list
configuration: driver=pcieport
resources: irq:16 ioport:3000(size=4096)...
*-network
description: Ethernet interface
product: NetLink BCM57780 Gigabit Ethernet PCIe
vendor: Broadcom Corporation
physical id: 0
bus info: pci@0000:03:00.0
logical name: eth0
version: 01
serial: e8:40:f2:c7:c1:71
size: 10Mbit/s
capacity: 1Gbit/s
width: 64 bits
clock: 33MHz
capabilities: pm msi pciexpress bus_master cap_list ethernet physical
tp mii 10bt 10bt-fd 100bt 100bt-fd 1000bt 1000bt-fd autonegotiation
configuration: autonegotiation=on broadcast=yes driver=tg3
driverversion=3.121 duplex=half firmware=sb latency=0 link=no
multicast=yes port=MII speed=10Mbit/s
resources: irq:44 memory:d0400000-d040ffff
*-usb:1
description: USB controller
product: 5 Series/3400 Series Chipset USB2 Enhanced Host Controller
vendor: Intel Corporation
physical id: 1d
bus info: pci@0000:00:1d.0
version: 05
width: 32 bits
clock: 33MHz
capabilities: pm debug ehci bus_master cap_list
configuration: driver=ehci_hcd latency=0
resources: irq:23 memory:d0609000-d06093ff
*-pci:3
description: PCI bridge
product: 82801 Mobile PCI Bridge
vendor: Intel Corporation
physical id: 1e
bus info: pci@0000:00:1e.0
version: a5
width: 32 bits
clock: 33MHz
capabilities: pci subtractive_decode bus_master cap_list
*-isa
description: ISA bridge
product: Mobile 5 Series Chipset LPC Interface Controller
vendor: Intel Corporation
physical id: 1f
bus info: pci@0000:00:1f.0
version: 05
width: 32 bits
clock: 33MHz
capabilities: isa bus_master cap_list
configuration: latency=0
*-storage
description: SATA controller
product: 5 Series/3400 Series Chipset 4 port SATA AHCI Controller
vendor: Intel Corporation
physical id: 1f.2
bus info: pci@0000:00:1f.2
logical name: scsi1
logical name: scsi4
version: 05
width: 32 bits
clock: 66MHz
capabilities: storage msi pm ahci_1.0 bus_master cap_list emulated
configuration: driver=ahci latency=0
resources: irq:40 ioport:2048(size=8) ioport:205c(size=4)
ioport:2040(size=8) ioport:2058(size=4) ioport:2020(size=32)
memory:d0608000-d06087ff
*-disk
description: ATA Disk
product: TOSHIBA MK5059GS
vendor: Toshiba
physical id: 0
bus info: scsi@1:0.0.0
logical name: /dev/sda
version: GN00
serial: 32KIT194T
size: 465GiB (500GB)
capabilities: partitioned partitioned:dos
configuration: ansiversion=5 signature=00093e40
*-volume:0
description: EXT4 volume
vendor: Linux
physical id: 1
bus info: scsi@1:0.0.0,1
logical name: /dev/sda1
logical name: /
version: 1.0
serial: 32e0eda1-7f0d-49e3-b97a-177046053d7f
size: 462GiB
capacity: 462GiB
*-volume:1
description: Extended partition
physical id: 2
bus info: scsi@1:0.0.0,2
logical name: /dev/sda2
size: 3763MiB
capacity: 3763MiB
capabilities: primary extended partitioned partitioned:extended
*-logicalvolume
description: Linux swap / Solaris partition
physical id: 5
logical name: /dev/sda5
capacity: 3763MiB
capabilities: nofs
*-cdrom
description: DVD-RAM writer
product: DVD-RAM UJ8B0AW
vendor: MATSHITA
physical id: 1
bus info: scsi@4:0.0.0
logical name: /dev/cdrom
logical name: /dev/cdrw
logical name: /dev/dvd
logical name: /dev/dvdrw
logical name: /dev/sr0
version: 1.00
capabilities: removable audio cd-r cd-rw dvd dvd-r dvd-ram
configuration: ansiversion=5 status=nodisc
*-serial UNCLAIMED
description: SMBus
product: 5 Series/3400 Series Chipset SMBus Controller
vendor: Intel Corporation
physical id: 1f.3
bus info: pci@0000:00:1f.3
version: 05
width: 64 bits
clock: 33MHz
configuration: latency=0
resources: memory:d0606000-d06060ff ioport:2000(size=32)
*-generic
description: Signal processing controller
product: 5 Series/3400 Series Chipset Thermal Subsystem
vendor: Intel Corporation
physical id: 1f.6
bus info: pci@0000:00:1f.6
version: 05
width: 64 bits
clock: 33MHz
capabilities: pm msi bus_master cap_list
configuration: driver=intel ips latency=0
resources: irq:21 memory:d0607000-d0607fff
*-pci:1
description: Host bridge
product: Core Processor QuickPath Architecture Generic Non-core Registers
vendor: Intel Corporation
physical id: 101
bus info: pci@0000:3f:00.0
version: 02
width: 32 bits
clock: 33MHz
*-pci:2
description: Host bridge
product: Core Processor QuickPath Architecture System Address Decoder
vendor: Intel Corporation
physical id: 102
bus info: pci@0000:3f:00.1
version: 02
width: 32 bits
clock: 33MHz
*-pci:3
description: Host bridge
product: Core Processor QPI Link 0
vendor: Intel Corporation
physical id: 103
bus info: pci@0000:3f:02.0
version: 02
width: 32 bits
clock: 33MHz
*-pci:4
description: Host bridge
product: Core Processor QPI Physical 0
vendor: Intel Corporation
physical id: 104
bus info: pci@0000:3f:02.1
version: 02
width: 32 bits
clock: 33MHz
*-pci:5
description: Host bridge
product: Core Processor Reserved
vendor: Intel Corporation
physical id: 105
bus info: pci@0000:3f:02.2
version: 02
width: 32 bits
clock: 33MHz
*-pci:6
description: Host bridge
product: Core Processor Reserved
vendor: Intel Corporation
physical id: 106
bus info: pci@0000:3f:02.3
version: 02
width: 32 bits
clock: 33MHz
joachim@joachim-TravelMate-5744:~$ ifconfig -a
eth0 Link encap:Ethernet HWaddr e8:40:f2:c7:c1:71
inet6 addr: fe80::ea40:f2ff:fec7:c171/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:11 errors:0 dropped:0 overruns:0 frame:0
TX packets:20 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:5819 (5.8 KB) TX bytes:3524 (3.5 KB)
Interrupt:17
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:176 errors:0 dropped:0 overruns:0 frame:0
TX packets:176 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:14144 (14.1 KB) TX bytes:14144 (14.1 KB)
wlan0 Link encap:Ethernet HWaddr 44:6d:57:18:37:b7
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)
joachim@joachim-TravelMate-5744:~$ nm-tool
NetworkManager Tool
State: connecting
- Device: eth0 [Wired connection 1] -------------------------------------------
Type: Wired
Driver: tg3
State: connecting (configuring)
Default: no
HW Address: E8:40:F2:C7:C1:71
Capabilities:
Carrier Detect: yes
Speed: 10 Mb/s
Wired Properties
Carrier: on
- Device: wlan0 ----------------------------------------------------------------
Type: 802.11 WiFi
Driver: ath9k
State: unavailable
Default: no
HW Address: 44:6D:57:18:37:B7
Capabilities:
Wireless Properties
WEP Encryption: yes
WPA Encryption: yes
WPA2 Encryption: yes
Wireless Access Points