** Changed in: network-manager (Ubuntu)
Status: Confirmed => Invalid
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https://bugs.launchpad.net/bugs/1167019
Title:
wifi packet loss on intel Centrino Wireless-N 1000
Status in linux package in Ubuntu:
Incomplete
Status in network-manager package in Ubuntu:
Invalid
Bug description:
Sat on a wifi network with another non-Linux machine nearby on the
same access point. The Linux machine (Ubuntu 13.04 up to date) drops
off the network repeatedly. Network manager shows a constant
connection. mtr shows packet loss.
My traceroute [v0.82]
deep-thought (0.0.0.0) Tue Apr 9 22:27:30
2013
Keys: Help Display mode Restart statistics Order of fields quit
Packets Pings
Host Loss% Snt Last Avg Best Wrst
StDev
1. 192.168.1.1 41.5% 316 7.1 7.2 4.8 23.5
1.7
2. cpc8-farn5-2-0-gw.6-2.cable.virg 41.3% 315 59.9 32.5 13.0 302.8
34.4
3. glfd-core-2b-ae3-4033.network.vi 41.3% 315 18.0 26.2 12.9 146.1
20.3
4. glfd-bb-1b-ae6-0.network.virginm 41.3% 315 18.0 22.3 13.0 133.9
16.0
5. glfd-bb-1a-ae0-0.network.virginm 41.3% 315 24.3 24.4 11.8 131.7
18.5
6. nrth-bb-1b-ae4-0.network.virginm 41.6% 315 18.3 28.8 15.7 177.1
21.2
7. tele-ic-4-ae0-0.network.virginme 41.6% 315 27.7 29.2 17.2 146.9
18.5
8. linx-gw-a.jump.net.uk 41.6% 315 21.0 27.6 18.4 128.6
15.7
9. dunkel.bitfolk.com 41.3% 315 20.9 25.9 18.4 132.7
13.1
10. popey.com 41.6% 315 22.6 27.2 17.4 149.9
17.3
ProblemType: Bug
DistroRelease: Ubuntu 13.04
Package: linux-image-3.8.0-17-generic 3.8.0-17.27
ProcVersionSignature: Ubuntu 3.8.0-17.27-generic 3.8.6
Uname: Linux 3.8.0-17-generic x86_64
ApportVersion: 2.9.2-0ubuntu5
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC0: alan 2823 F.... pulseaudio
Date: Tue Apr 9 22:22:16 2013
EcryptfsInUse: Yes
HibernationDevice: RESUME=UUID=4de844e6-b3a9-4309-bc26-739bea6b4146
InstallationDate: Installed on 2012-06-29 (284 days ago)
InstallationMedia: Ubuntu 12.04 LTS "Precise Pangolin" - Release amd64
(20120425)
MachineType: LENOVO 4287CTO
MarkForUpload: True
ProcFB: 0 inteldrmfb
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.8.0-17-generic
root=UUID=c8438547-b9fb-46af-8012-4663c77c70e7 ro quiet splash
i915.semaphores=0 vt.handoff=7
RelatedPackageVersions:
linux-restricted-modules-3.8.0-17-generic N/A
linux-backports-modules-3.8.0-17-generic N/A
linux-firmware 1.104
SourcePackage: linux
UpgradeStatus: Upgraded to raring on 2013-01-18 (81 days ago)
dmi.bios.date: 12/05/2012
dmi.bios.vendor: LENOVO
dmi.bios.version: 8DET67WW (1.37 )
dmi.board.asset.tag: Not Available
dmi.board.name: 4287CTO
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:bvr8DET67WW(1.37):bd12/05/2012:svnLENOVO:pn4287CTO:pvrThinkPadX220:rvnLENOVO:rn4287CTO:rvrNotAvailable:cvnLENOVO:ct10:cvrNotAvailable:
dmi.product.name: 4287CTO
dmi.product.version: ThinkPad X220
dmi.sys.vendor: LENOVO
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