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[Bug 1126495] Re: wifi disconnects randomly when using N connection

To: kernel-packages@xxxxxxxxxxxxxxxxxxx
From: Juan Jose Amor Iglesias <jjamor@xxxxxxxxxxxxxxxxxx>
Date: Sun, 30 Mar 2014 13:57:03 -0000
Reply-to: Bug 1126495 <1126495@xxxxxxxxxxxxxxxxxx>
Sender: bounces@xxxxxxxxxxxxx

Just verified that, disabling 11n the connection become stable.

I've added "options iwlwifi 11n_disable=1" to a file /etc/modprobe.d
/personal-opts.conf

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https://bugs.launchpad.net/bugs/1126495

Title:
  wifi disconnects randomly when using N connection

Status in “linux” package in Ubuntu:
  Expired

Bug description:
  I have difficultly connecting to wifi and the only way around this is to 
  * rmmod iwlwifi
  * modprobe iwlwifi

  If i disconnect or restart the wifi I need to do the above again to
  get back working

  ProblemType: Bug
  DistroRelease: Ubuntu 13.04
  Package: linux-image-3.8.0-6-generic 3.8.0-6.13
  ProcVersionSignature: Ubuntu 3.8.0-6.13-generic 3.8.0-rc7
  Uname: Linux 3.8.0-6-generic x86_64
  ApportVersion: 2.8-0ubuntu4
  Architecture: amd64
  AudioDevicesInUse:
   USER        PID ACCESS COMMAND
   /dev/snd/controlC0:  czajkowski   2087 F.... pulseaudio
  CRDA:
   country GB:
   	(2402 - 2482 @ 40), (N/A, 20)
   	(5170 - 5250 @ 40), (N/A, 20)
   	(5250 - 5330 @ 40), (N/A, 20), DFS
   	(5490 - 5710 @ 40), (N/A, 27), DFS
  Date: Fri Feb 15 18:06:47 2013
  HibernationDevice: RESUME=UUID=39ffc27c-0543-4453-912b-36884a1b6f4c
  InstallationDate: Installed on 2011-12-26 (417 days ago)
  InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Release amd64 (20111012)
  MachineType: TOSHIBA SATELLITE Z830
  MarkForUpload: True
  ProcFB: 0 inteldrmfb
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.8.0-6-generic root=UUID=ce6ea08d-b7a1-41cb-9678-b534afddd7e8 ro quiet splash vt.handoff=7
  RelatedPackageVersions:
   linux-restricted-modules-3.8.0-6-generic N/A
   linux-backports-modules-3.8.0-6-generic  N/A
   linux-firmware                           1.102
  SourcePackage: linux
  UpgradeStatus: Upgraded to raring on 2013-02-10 (4 days ago)
  dmi.bios.date: 07/31/2012
  dmi.bios.vendor: TOSHIBA
  dmi.bios.version: Version 1.70
  dmi.board.asset.tag: 0000000000
  dmi.board.name: Portable PC
  dmi.board.vendor: TOSHIBA
  dmi.board.version: Version A0
  dmi.chassis.asset.tag: 0000000000
  dmi.chassis.type: 10
  dmi.chassis.vendor: TOSHIBA
  dmi.chassis.version: Version 1.0
  dmi.modalias: dmi:bvnTOSHIBA:bvrVersion1.70:bd07/31/2012:svnTOSHIBA:pnSATELLITEZ830:pvrPT22LE-00F004EN:rvnTOSHIBA:rnPortablePC:rvrVersionA0:cvnTOSHIBA:ct10:cvrVersion1.0:
  dmi.product.name: SATELLITE Z830
  dmi.product.version: PT22LE-00F004EN
  dmi.sys.vendor: TOSHIBA

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