Bonjour,
Je viens de faire ma mise à niveau, depuis 12.04 LTS vers 14.04 LTS. Depuis, je n'ai plus accès à internet. La carte wifi n'est plus reconnue et lorsque je connecte mon ordinateur à un câble ethernet, il semble que la connexion se fait bien mais il est impossible d'afficher une page internet ou de faire les mises à jours.
Comme je suis un veritable newbe pour tout ce qui touche le réseau, j'ai regardé à quoi doit ressembler les données qui sont censées aider pour le debugging. Je tente de vous fournir tout le nécessaire !
Merci beaucoup !
Version :uname -r
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2 Ubuntu 14.04.1 LTSlspci
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23.13.0-35-generic
lspci -vn
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15 00:00.0 Host bridge: Intel Corporation 2nd Generation Core Processor Family DRAM Controller (rev 09) 00:02.0 VGA compatible controller: Intel Corporation 2nd Generation Core Processor Family Integrated Graphics Controller (rev 09) 00:16.0 Communication controller: Intel Corporation 7 Series/C210 Series Chipset Family MEI Controller #1 (rev 04) 00:1a.0 USB controller: Intel Corporation 7 Series/C210 Series Chipset Family USB Enhanced Host Controller #2 (rev 04) 00:1b.0 Audio device: Intel Corporation 7 Series/C210 Series Chipset Family High Definition Audio Controller (rev 04) 00:1c.0 PCI bridge: Intel Corporation 7 Series/C210 Series Chipset Family PCI Express Root Port 1 (rev c4) 00:1c.3 PCI bridge: Intel Corporation 7 Series/C210 Series Chipset Family PCI Express Root Port 4 (rev c4) 00:1c.5 PCI bridge: Intel Corporation 7 Series/C210 Series Chipset Family PCI Express Root Port 6 (rev c4) 00:1d.0 USB controller: Intel Corporation 7 Series/C210 Series Chipset Family USB Enhanced Host Controller #1 (rev 04) 00:1f.0 ISA bridge: Intel Corporation HM75 Express Chipset LPC Controller (rev 04) 00:1f.2 SATA controller: Intel Corporation 7 Series Chipset Family 6-port SATA Controller [AHCI mode] (rev 04) 00:1f.3 SMBus: Intel Corporation 7 Series/C210 Series Chipset Family SMBus Controller (rev 04) 07:00.0 Network controller: Broadcom Corporation BCM43142 802.11b/g/n (rev 01) 09:00.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL8101E/RTL8102E PCI Express Fast Ethernet controller (rev 05)lsmod
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104 00:00.0 0600: 8086:0104 (rev 09) Subsystem: 1028:0555 Flags: bus master, fast devsel, latency 0 Capabilities: <access denied> 00:02.0 0300: 8086:0116 (rev 09) (prog-if 00 [VGA controller]) Subsystem: 1028:0555 Flags: bus master, fast devsel, latency 0, IRQ 43 Memory at f7800000 (64-bit, non-prefetchable) [size=4M] Memory at e0000000 (64-bit, prefetchable) [size=256M] I/O ports at f000 [size=64] Expansion ROM at <unassigned> [disabled] Capabilities: <access denied> Kernel driver in use: i915 00:16.0 0780: 8086:1e3a (rev 04) Subsystem: 1028:0555 Flags: bus master, fast devsel, latency 0, IRQ 42 Memory at f7d0a000 (64-bit, non-prefetchable) [size=16] Capabilities: <access denied> Kernel driver in use: mei_me 00:1a.0 0c03: 8086:1e2d (rev 04) (prog-if 20 [EHCI]) Subsystem: 1028:0555 Flags: bus master, medium devsel, latency 0, IRQ 16 Memory at f7d08000 (32-bit, non-prefetchable) [size=1K] Capabilities: <access denied> Kernel driver in use: ehci-pci 00:1b.0 0403: 8086:1e20 (rev 04) Subsystem: 1028:0555 Flags: bus master, fast devsel, latency 0, IRQ 44 Memory at f7d00000 (64-bit, non-prefetchable) [size=16K] Capabilities: <access denied> Kernel driver in use: snd_hda_intel 00:1c.0 0604: 8086:1e10 (rev c4) (prog-if 00 [Normal decode]) Flags: bus master, fast devsel, latency 0 Bus: primary=00, secondary=04, subordinate=04, sec-latency=0 Capabilities: <access denied> Kernel driver in use: pcieport 00:1c.3 0604: 8086:1e16 (rev c4) (prog-if 00 [Normal decode]) Flags: bus master, fast devsel, latency 0 Bus: primary=00, secondary=07, subordinate=07, sec-latency=0 Memory behind bridge: f7c00000-f7cfffff Capabilities: <access denied> Kernel driver in use: pcieport 00:1c.5 0604: 8086:1e1a (rev c4) (prog-if 00 [Normal decode]) Flags: bus master, fast devsel, latency 0 Bus: primary=00, secondary=09, subordinate=09, sec-latency=0 I/O behind bridge: 0000e000-0000efff Prefetchable memory behind bridge: 00000000f0000000-00000000f00fffff Capabilities: <access denied> Kernel driver in use: pcieport 00:1d.0 0c03: 8086:1e26 (rev 04) (prog-if 20 [EHCI]) Subsystem: 1028:0555 Flags: bus master, medium devsel, latency 0, IRQ 23 Memory at f7d07000 (32-bit, non-prefetchable) [size=1K] Capabilities: <access denied> Kernel driver in use: ehci-pci 00:1f.0 0601: 8086:1e5d (rev 04) Subsystem: 1028:0555 Flags: bus master, medium devsel, latency 0 Capabilities: <access denied> Kernel driver in use: lpc_ich 00:1f.2 0106: 8086:1e03 (rev 04) (prog-if 01 [AHCI 1.0]) Subsystem: 1028:0555 Flags: bus master, 66MHz, medium devsel, latency 0, IRQ 41 I/O ports at f0b0 [size=8] I/O ports at f0a0 [size=4] I/O ports at f090 [size=8] I/O ports at f080 [size=4] I/O ports at f060 [size=32] Memory at f7d06000 (32-bit, non-prefetchable) [size=2K] Capabilities: <access denied> Kernel driver in use: ahci 00:1f.3 0c05: 8086:1e22 (rev 04) Subsystem: 1028:0555 Flags: medium devsel, IRQ 11 Memory at f7d05000 (64-bit, non-prefetchable) [size=256] I/O ports at f040 [size=32] 07:00.0 0280: 14e4:4365 (rev 01) Subsystem: 1028:0016 Flags: bus master, fast devsel, latency 0, IRQ 19 Memory at f7c00000 (64-bit, non-prefetchable) [size=32K] Capabilities: <access denied> Kernel driver in use: bcma-pci-bridge 09:00.0 0200: 10ec:8136 (rev 05) Subsystem: 1028:0555 Flags: bus master, fast devsel, latency 0, IRQ 40 I/O ports at e000 [size=256] Memory at f0004000 (64-bit, prefetchable) [size=4K] Memory at f0000000 (64-bit, prefetchable) [size=16K] Capabilities: <access denied> Kernel driver in use: r8169ifconfig
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71 Module Size Used by usb_storage 62209 0 snd_hrtimer 12744 1 ip6table_filter 12815 0 ip6_tables 27025 1 ip6table_filter iptable_filter 12810 0 ip_tables 27239 1 iptable_filter x_tables 34059 4 ip6table_filter,ip_tables,iptable_filter,ip6_tables cuse 13445 3 rfcomm 69160 8 bnep 19624 2 binfmt_misc 17468 1 snd_hda_codec_hdmi 46368 1 snd_hda_codec_cirrus 18855 1 uvcvideo 80885 0 btusb 32412 0 videobuf2_vmalloc 13216 1 uvcvideo videobuf2_memops 13362 1 videobuf2_vmalloc bluetooth 391136 22 bnep,btusb,rfcomm videobuf2_core 40664 1 uvcvideo videodev 134688 2 uvcvideo,videobuf2_core dell_wmi 12761 0 sparse_keymap 13948 1 dell_wmi dell_laptop 18168 0 dcdbas 14928 1 dell_laptop snd_hda_intel 56451 3 snd_hda_codec 192906 3 snd_hda_codec_hdmi,snd_hda_intel,snd_hda_codec_cirrus snd_hwdep 13602 1 snd_hda_codec snd_pcm 102099 3 snd_hda_codec_hdmi,snd_hda_codec,snd_hda_intel snd_page_alloc 18710 2 snd_pcm,snd_hda_intel snd_seq_midi 13324 0 snd_seq_midi_event 14899 1 snd_seq_midi intel_rapl 18773 0 snd_rawmidi 30144 1 snd_seq_midi x86_pkg_temp_thermal 14205 0 intel_powerclamp 14705 0 coretemp 13435 0 kvm_intel 143060 0 snd_seq 61560 3 snd_seq_midi_event,snd_seq_midi kvm 451511 1 kvm_intel crct10dif_pclmul 14289 0 i915 783805 3 snd_seq_device 14497 3 snd_seq,snd_rawmidi,snd_seq_midi crc32_pclmul 13113 0 snd_timer 29482 3 snd_hrtimer,snd_pcm,snd_seq ghash_clmulni_intel 13216 0 cryptd 20359 1 ghash_clmulni_intel joydev 17381 0 serio_raw 13462 0 drm_kms_helper 53081 1 i915 snd 69322 19 snd_hrtimer,snd_hwdep,snd_timer,snd_hda_codec_hdmi,snd_pcm,snd_seq,snd_rawmidi,snd_hda_codec,snd_hda_intel,snd_seq_device,snd_hda_codec_cirrus,snd_seq_midi bcma 52096 0 lpc_ich 21080 0 drm 303102 4 i915,drm_kms_helper soundcore 12680 1 snd mei_me 18627 0 mei 82276 1 mei_me i2c_algo_bit 13413 1 i915 wmi 19177 1 dell_wmi mac_hid 13205 0 video 19476 1 i915 parport_pc 32701 0 ppdev 17671 0 lp 17759 0 parport 42348 3 lp,ppdev,parport_pc psmouse 106678 0 ahci 25819 2 r8169 67581 0 libahci 32716 1 ahci mii 13934 1 r8169cat /etc/network/interfaces
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18 eth0 Link encap:Ethernet HWaddr e0:db:55:82:97:43 inet adr:192.168.0.101 Bcast:192.168.0.255 Masque:255.255.255.0 adr inet6: fe80::e2db:55ff:fe82:9743/64 Scope:Lien UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 Packets reçus:6283 erreurs:0 :0 overruns:0 frame:0 TX packets:249 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 lg file transmission:1000 Octets reçus:438440 (438.4 KB) Octets transmis:24264 (24.2 KB) lo Link encap:Boucle locale inet adr:127.0.0.1 Masque:255.0.0.0 adr inet6: ::1/128 Scope:Hôte UP LOOPBACK RUNNING MTU:65536 Metric:1 Packets reçus:1188 erreurs:0 :0 overruns:0 frame:0 TX packets:1188 errors:0 dropped:0 overruns:0 carrier:0 collisions:0 lg file transmission:0 Octets reçus:105374 (105.3 KB) Octets transmis:105374 (105.3 KB)ping localhost
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3 auto lo iface lo inet loopbackping 127.0.0.1
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26 PING localhost (127.0.0.1) 56(84) bytes of data. 64 bytes from localhost (127.0.0.1): icmp_seq=1 ttl=64 time=0.049 ms 64 bytes from localhost (127.0.0.1): icmp_seq=2 ttl=64 time=0.056 ms 64 bytes from localhost (127.0.0.1): icmp_seq=3 ttl=64 time=0.069 ms 64 bytes from localhost (127.0.0.1): icmp_seq=4 ttl=64 time=0.080 ms 64 bytes from localhost (127.0.0.1): icmp_seq=5 ttl=64 time=0.076 ms 64 bytes from localhost (127.0.0.1): icmp_seq=6 ttl=64 time=0.079 ms 64 bytes from localhost (127.0.0.1): icmp_seq=7 ttl=64 time=0.065 ms 64 bytes from localhost (127.0.0.1): icmp_seq=8 ttl=64 time=0.070 ms 64 bytes from localhost (127.0.0.1): icmp_seq=9 ttl=64 time=0.075 ms 64 bytes from localhost (127.0.0.1): icmp_seq=10 ttl=64 time=0.074 ms 64 bytes from localhost (127.0.0.1): icmp_seq=11 ttl=64 time=0.078 ms 64 bytes from localhost (127.0.0.1): icmp_seq=12 ttl=64 time=0.074 ms 64 bytes from localhost (127.0.0.1): icmp_seq=13 ttl=64 time=0.082 ms 64 bytes from localhost (127.0.0.1): icmp_seq=14 ttl=64 time=0.071 ms 64 bytes from localhost (127.0.0.1): icmp_seq=15 ttl=64 time=0.077 ms 64 bytes from localhost (127.0.0.1): icmp_seq=16 ttl=64 time=0.078 ms 64 bytes from localhost (127.0.0.1): icmp_seq=17 ttl=64 time=0.076 ms 64 bytes from localhost (127.0.0.1): icmp_seq=18 ttl=64 time=0.064 ms 64 bytes from localhost (127.0.0.1): icmp_seq=19 ttl=64 time=0.070 ms 64 bytes from localhost (127.0.0.1): icmp_seq=20 ttl=64 time=0.071 ms ^C --- localhost ping statistics --- 20 packets transmitted, 20 received, 0% packet loss, time 18997ms rtt min/avg/max/mdev = 0.049/0.071/0.082/0.012 msnetstat -nr
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19 PING 127.0.0.1 (127.0.0.1) 56(84) bytes of data. 64 bytes from 127.0.0.1: icmp_seq=1 ttl=64 time=0.048 ms 64 bytes from 127.0.0.1: icmp_seq=2 ttl=64 time=0.055 ms 64 bytes from 127.0.0.1: icmp_seq=3 ttl=64 time=0.092 ms 64 bytes from 127.0.0.1: icmp_seq=4 ttl=64 time=0.063 ms 64 bytes from 127.0.0.1: icmp_seq=5 ttl=64 time=0.069 ms 64 bytes from 127.0.0.1: icmp_seq=6 ttl=64 time=0.069 ms 64 bytes from 127.0.0.1: icmp_seq=7 ttl=64 time=0.069 ms 64 bytes from 127.0.0.1: icmp_seq=8 ttl=64 time=0.065 ms 64 bytes from 127.0.0.1: icmp_seq=9 ttl=64 time=0.069 ms 64 bytes from 127.0.0.1: icmp_seq=10 ttl=64 time=0.063 ms 64 bytes from 127.0.0.1: icmp_seq=11 ttl=64 time=0.073 ms 64 bytes from 127.0.0.1: icmp_seq=12 ttl=64 time=0.065 ms 64 bytes from 127.0.0.1: icmp_seq=13 ttl=64 time=0.062 ms ^C --- 127.0.0.1 ping statistics --- 13 packets transmitted, 13 received, 0% packet loss, time 11998ms rtt min/avg/max/mdev = 0.048/0.066/0.092/0.011 ms
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5 Table de routage IP du noyau Destination Passerelle Genmask Indic MSS Fenêtre irtt Iface 0.0.0.0 192.168.0.1 0.0.0.0 UG 0 0 0 eth0 192.168.0.0 0.0.0.0 255.255.255.0 U 0 0 0 eth0
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