lspci -vvnn | grep -A 9 Network
02:00.0 Network controller [0280]: Intel Corporation Centrino Advanced-N 6235
[8086:088e] (rev 24)
Subsystem: Intel Corporation Centrino Advanced-N 6235 AGN [8086:4060]
Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr-
Stepping- SERR- FastB2B- DisINTx+
Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort-
<MAbort- >SERR- <PERR- INTx-
Latency: 0, Cache Line Size: 64 bytes
Interrupt: pin A routed to IRQ 47
Region 0: Memory at f7c00000 (64-bit, non-prefetchable) [size=8K]
Capabilities: <access denied>
Kernel driver in use: iwlwifi
Kernel modules: iwlwifi
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You received this bug notification because you are a member of Ubuntu
Touch seeded packages, which is subscribed to network-manager in Ubuntu.
https://bugs.launchpad.net/bugs/1910856
Title:
Ubuntu 20.04.1 - network-manager instable with Centrino Advanced-N
6235 wifi
Status in network-manager package in Ubuntu:
New
Bug description:
Hello,
I am facing an intermittent problem after upgrading to 20.04. I keep loosing
the wifi connection and requested to put the wifi password again. I troubleshut
the problem on forum.ubuntu-it.org
(https://forum.ubuntu-it.org/viewtopic.php?f=9&t=643817&start=20&sid=3100928dda5ea320e82d5db653e95611)
but we could not figure it out. I am reporting here the same information
provided to the forum and I am available to provide more.
ProblemType: Bug
DistroRelease: Ubuntu 20.04
Package: network-manager 1.22.10-1ubuntu2.2
ProcVersionSignature: Ubuntu 5.4.0-58.64-generic 5.4.73
Uname: Linux 5.4.0-58-generic x86_64
ApportVersion: 2.20.11-0ubuntu27.14
Architecture: amd64
CasperMD5CheckResult: skip
CurrentDesktop: ubuntu:GNOME
Date: Sat Jan 9 14:57:23 2021
IfupdownConfig:
# interfaces(5) file used by ifup(8) and ifdown(8)
auto lo
iface lo inet loopback
InstallationDate: Installed on 2014-12-18 (2213 days ago)
InstallationMedia: Ubuntu 14.04.1 LTS "Trusty Tahr" - Release amd64
(20140722.2)
IpRoute:
default via 192.168.1.1 dev wlan1 proto dhcp metric 600
169.254.0.0/16 dev wlan1 scope link metric 1000
192.168.1.0/24 dev wlan1 proto kernel scope link src 192.168.1.179 metric 600
SourcePackage: network-manager
UpgradeStatus: Upgraded to focal on 2020-10-31 (70 days ago)
modified.conffile..etc.NetworkManager.conf.d.default-wifi-powersave-on.conf:
[connection]
wifi.powersave = 2
mtime.conffile..etc.NetworkManager.conf.d.default-wifi-powersave-on.conf:
2019-01-14T23:22:39.355283
nmcli-dev:
DEVICE TYPE STATE IP4-CONNECTIVITY IP6-CONNECTIVITY DBUS-PATH
CONNECTION CON-UUID
CON-PATH
wlan1 wifi connected full none
/org/freedesktop/NetworkManager/Devices/3 TIM-18679861
817f1693-1daa-4c3e-b81f-46d576414c34
/org/freedesktop/NetworkManager/ActiveConnection/1
eth0 ethernet unavailable none none
/org/freedesktop/NetworkManager/Devices/2 -- --
--
lo loopback unmanaged unknown unknown
/org/freedesktop/NetworkManager/Devices/1 -- --
--
nmcli-nm:
RUNNING VERSION STATE STARTUP CONNECTIVITY NETWORKING WIFI-HW
WIFI WWAN-HW WWAN
running 1.22.10 connected started full enabled enabled
enabled enabled enabled
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