[Bug 1046735] [NEW] internet is not working in ubuntu 12.04

[idom]

Public bug reported:

Hi

I have a laptop toshiba Z830 and its internet suddenly stopped working

I have ubuntu 12.04 installed on it and it was working pretty smoothly
till now. and now it has suddenly stopped working.


I am able to ping wireless routers as well as other machines connected via LAN.

I just tried to boot via USB and 12.04 and there internet is working so
hardware wise it seems to be ok some software problem. can anybody help?

Also on the ubuntu forums somebody has reported the same problem with sony viao also. 
Last time I had faced this problem I just reinstalled the system and it was working properly for 3 months. Now it suddenly stopped working 

on ubuntu forums the threads are

http://ubuntuforums.org/showthread.php?t=2053787
http://ubuntuforums.org/showthread.php?t=1986415


Please let me know if you need any other information.

ProblemType: Bug
DistroRelease: Ubuntu 10.04
Package: firefox 13.0.1+build1-0ubuntu0.10.04.1
ProcVersionSignature: Ubuntu 2.6.32-41.91-generic 2.6.32.59+drm33.24
Uname: Linux 2.6.32-41-generic i686
AddonCompatCheckDisabled: False
AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.21.
Architecture: i386
AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/dsp', '/dev/snd/by-path', '/dev/snd/controlC0', '/dev/snd/hwC0D0', '/dev/snd/pcmC0D0c', '/dev/snd/pcmC0D0p', '/dev/snd/pcmC0D1p', '/dev/snd/pcmC0D2c', '/dev/snd/seq', '/dev/snd/timer', '/dev/sequencer2', '/dev/sequencer'] failed with exit code 1:
BuildID: 20120615040410
CRDA: Error: [Errno 2] No such file or directory
Card0.Amixer.info:
 Error: command ['amixer', '-c', '0', 'info'] failed with exit code 1: amixer: Mixer load hw:0 error: Invalid argument
 Card hw:0 'PCH'/'HDA Intel PCH at 0xfe400000 irq 22'
   Mixer name	: 'Realtek ALC887'
   Components	: 'HDA:10ec0887,10438445,00100302'
   Controls      : 27
Card0.Amixer.values: Error: command ['amixer', '-c', '0'] failed with exit code 1: amixer: Mixer hw:0 load error: Invalid argument
Channel: release
Date: Thu Sep  6 14:55:54 2012
ForcedLayersAccel: False
IfupdownConfig:
 auto lo
 iface lo inet loopback
InstallationMedia: Ubuntu 10.04.4 LTS "Lucid Lynx" - Release i386 (20120214.2)
IpRoute:
 192.168.1.0/24 dev eth0  proto kernel  scope link  src 192.168.1.9  metric 1 
 169.254.0.0/16 dev eth0  scope link  metric 1000 
 default via 192.168.1.1 dev eth0  proto static
IwConfig:
 lo        no wireless extensions.
 
 eth0      no wireless extensions.
ProcEnviron:
 LANG=en_IN
 SHELL=/bin/bash
Profiles: Profile0 (Default) - LastVersion=13.0.1/20120615040410 (In use)
RelatedPackageVersions:
 rhythmbox-plugins 0.12.8-0ubuntu7
 totem-mozilla 2.30.2-0ubuntu1
RfKill:
 
RunningIncompatibleAddons: False
SourcePackage: firefox
dmi.bios.date: 05/26/2011
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: 0208
dmi.board.asset.tag: To be filled by O.E.M.
dmi.board.name: P8H61-M LX
dmi.board.vendor: ASUSTeK Computer INC.
dmi.board.version: Rev x.0x
dmi.chassis.asset.tag: Asset-1234567890
dmi.chassis.type: 3
dmi.chassis.vendor: Chassis Manufacture
dmi.chassis.version: Chassis Version
dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvr0208:bd05/26/2011:svnSystemmanufacturer:pnSystemProductName:pvrSystemVersion:rvnASUSTeKComputerINC.:rnP8H61-MLX:rvrRevx.0x:cvnChassisManufacture:ct3:cvrChassisVersion:
dmi.product.name: System Product Name
dmi.product.version: System Version
dmi.sys.vendor: System manufacturer

** Affects: firefox (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: 12.04lts apport-bug i386 internet lucid release-channel

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Title:
  internet is not working in ubuntu 12.04

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