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Message #65772
[Bug 1328594] Re: wifi disappears ubuntu 13.10 and 14.04
Momchil Ignatov, as per http://download.lenovo.com/express/ddfm.html an update to your BIOS is available (1.21). If you update to this following https://help.ubuntu.com/community/BiosUpdate does it change anything? If it doesn't, could you please both specify what happened, and provide the output of the following terminal command:
sudo dmidecode -s bios-version && sudo dmidecode -s bios-release-date
Please note your current BIOS is already in the Bug Description, so
posting this on the old BIOS would not be helpful.
For more on BIOS updates and linux, please see
https://help.ubuntu.com/community/ReportingBugs#Bug_reporting_etiquette
.
Thank you for your understanding.
** Tags added: bios-outdated-1.21
** Changed in: linux (Ubuntu)
Importance: Undecided => Low
** Changed in: linux (Ubuntu)
Status: Confirmed => Incomplete
** Summary changed:
- wifi disappears ubuntu 13.10 and 14.04
+ [Lenovo ThinkPad Edge E320] Wifi disappears ubuntu 13.10 and 14.04
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https://bugs.launchpad.net/bugs/1328594
Title:
[Lenovo ThinkPad Edge E320] Wifi disappears ubuntu 13.10 and 14.04
Status in “linux” package in Ubuntu:
Incomplete
Bug description:
I have been running in this desktop dual boot win 7 / ubuntu
12.04;12.10;13.04. From 13.10 my wifi connection is very slow.
upgraded to 14.04 - the problem exists. Changed the wifi router - same
result. Did a fresh install of ubuntu 14.04 and again having wifi
problem - connection slows down unexpectedly and the router
disappears. Boot to windows 7 - and have no problem with the speed and
connection.
ProblemType: Bug
DistroRelease: Ubuntu 14.04
Package: linux-image-3.13.0-29-generic 3.13.0-29.53
ProcVersionSignature: Ubuntu 3.13.0-29.53-generic 3.13.11.2
Uname: Linux 3.13.0-29-generic x86_64
ApportVersion: 2.14.1-0ubuntu3.2
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC0: momchi44 2000 F.... pulseaudio
CurrentDesktop: Unity
Date: Tue Jun 10 19:12:15 2014
EcryptfsInUse: Yes
InstallationDate: Installed on 2014-06-08 (2 days ago)
InstallationMedia: Ubuntu 14.04 LTS "Trusty Tahr" - Release amd64 (20140417)
Lsusb:
Bus 002 Device 003: ID 04f2:b27c Chicony Electronics Co., Ltd
Bus 002 Device 002: ID 8087:0024 Intel Corp. Integrated Rate Matching Hub
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 001 Device 002: ID 8087:0024 Intel Corp. Integrated Rate Matching Hub
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
MachineType: LENOVO 12984WG
ProcFB: 0 inteldrmfb
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.13.0-29-generic root=UUID=839407ba-fe38-4074-bfdd-d98cda56f9c2 ro quiet splash vt.handoff=7
RelatedPackageVersions:
linux-restricted-modules-3.13.0-29-generic N/A
linux-backports-modules-3.13.0-29-generic N/A
linux-firmware 1.127.2
SourcePackage: linux
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 07/27/2011
dmi.bios.vendor: LENOVO
dmi.bios.version: 8NET27WW (1.11 )
dmi.board.asset.tag: Not Available
dmi.board.name: 12984WG
dmi.board.vendor: LENOVO
dmi.board.version: Not Available
dmi.chassis.asset.tag: No Asset Information
dmi.chassis.type: 10
dmi.chassis.vendor: LENOVO
dmi.chassis.version: Not Available
dmi.modalias: dmi:bvnLENOVO:bvr8NET27WW(1.11):bd07/27/2011:svnLENOVO:pn12984WG:pvrThinkPadEdgeE320:rvnLENOVO:rn12984WG:rvrNotAvailable:cvnLENOVO:ct10:cvrNotAvailable:
dmi.product.name: 12984WG
dmi.product.version: ThinkPad Edge E320
dmi.sys.vendor: LENOVO
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References