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[robalrr <1392038@xxxxxxxxxxxxxxxxxx>]

I have not tried anything before Trusty.

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https://bugs.launchpad.net/bugs/1392038

Title:
  8086:08b2 [Lenovo ThinkPad Edge E440] Slow WiFi with Intel 7260
  iwlwifi

Status in “linux” package in Ubuntu:
  Incomplete

Bug description:
  With Utopic and Trusty, when the wireless network is always connected
  to the router, it is very slow and sometimes it does not work.

  Network controller [0280]: Intel Corporation Wireless 7260 [8086:08b2] (rev 73)
  	Subsystem: Intel Corporation Wireless-N 7260 [8086:4262]

  sudo lshw -C network
    *-network
         description: Wireless interface
         product: Wireless 7260
         vendor: Intel Corporation
         physical id: 0
         bus info: pci@0000:04:00.0
         logical name: wlan0
         version: 73
         serial: ac:7b:a1:a0:51:86
         width: 64 bits
         clock: 33MHz
         capabilities: pm msi pciexpress bus_master cap_list ethernet physical wireless
         configuration: broadcast=yes driver=iwlwifi driverversion=3.16.0-24-generic firmware=25.222.9.0 ip=192.168.31.3 latency=0 link=yes multicast=yes wireless=IEEE 802.11bgn
         resources: irq:46 memory:f0c00000-f0c01fff

  ProblemType: Bug
  DistroRelease: Ubuntu 14.10
  Package: linux-image-3.16.0-24-generic 3.16.0-24.32
  ProcVersionSignature: Ubuntu 3.16.0-24.32-generic 3.16.4
  Uname: Linux 3.16.0-24-generic x86_64
  ApportVersion: 2.14.7-0ubuntu8
  Architecture: amd64
  AudioDevicesInUse:
   USER        PID ACCESS COMMAND
   /dev/snd/controlC2:  robalrr    2699 F.... pulseaudio
   /dev/snd/pcmC1D0p:   robalrr    2699 F...m pulseaudio
   /dev/snd/controlC1:  robalrr    2699 F.... pulseaudio
   /dev/snd/controlC0:  robalrr    2699 F.... pulseaudio
  CurrentDesktop: Unity
  Date: Wed Nov 12 20:38:17 2014
  HibernationDevice: RESUME=UUID=309fa850-dd60-4067-bb77-8b7dc8860739
  InstallationDate: Installed on 2014-08-19 (85 days ago)
  InstallationMedia: Ubuntu 14.04.1 LTS "Trusty Tahr" - Release amd64 (20140722.2)
  MachineType: LENOVO 20C50050US
  ProcFB: 0 inteldrmfb
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.16.0-24-generic root=UUID=f0d8ed1a-d52d-406a-b243-8a360d7d4761 ro quiet splash vt.handoff=7
  RelatedPackageVersions:
   linux-restricted-modules-3.16.0-24-generic N/A
   linux-backports-modules-3.16.0-24-generic  N/A
   linux-firmware                             1.138
  SourcePackage: linux
  UpgradeStatus: Upgraded to utopic on 2014-09-30 (43 days ago)
  dmi.bios.date: 03/21/2014
  dmi.bios.vendor: LENOVO
  dmi.bios.version: J9ET61WW (1.61 )
  dmi.board.asset.tag: Not Available
  dmi.board.name: 20C50050US
  dmi.board.vendor: LENOVO
  dmi.board.version: 0B98401 PRO
  dmi.chassis.asset.tag: No Asset Information
  dmi.chassis.type: 10
  dmi.chassis.vendor: LENOVO
  dmi.chassis.version: Not Available
  dmi.modalias: dmi:bvnLENOVO:bvrJ9ET61WW(1.61):bd03/21/2014:svnLENOVO:pn20C50050US:pvrThinkPadEdgeE440:rvnLENOVO:rn20C50050US:rvr0B98401PRO:cvnLENOVO:ct10:cvrNotAvailable:
  dmi.product.name: 20C50050US
  dmi.product.version: ThinkPad Edge E440
  dmi.sys.vendor: LENOVO

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