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#1 2013-04-04 08:23:04

bleomycin
Member
Registered: 2012-10-23
Posts: 20

Wifi only connects to 5Ghz (thinkpad X1 carbon) Centrino 6205

Hi everyone,

I just picked up my x1 carbon today and installed arch. For some reason i'm unable to connect to my wireless network via 2.4Ghz, only 5Ghz. I had the same problem from the install media as i do post-install. wifi-menu and NetworkManager (running kde) are unable to connect via 2.4Ghz using WPA.

uname -a
Linux X1 3.8.4-1-ARCH #1 SMP PREEMPT Wed Mar 20 22:10:25 CET 2013 x86_64 GNU/Linux
 lspci
00:00.0 Host bridge: Intel Corporation 3rd Gen Core processor DRAM Controller (rev 09)
00:02.0 VGA compatible controller: Intel Corporation 3rd Gen Core processor Graphics Controller (rev 09)
00:14.0 USB controller: Intel Corporation 7 Series/C210 Series Chipset Family USB xHCI Host Controller (rev 04)
00:16.0 Communication controller: Intel Corporation 7 Series/C210 Series Chipset Family MEI Controller #1 (rev 04)
00:16.3 Serial controller: Intel Corporation 7 Series/C210 Series Chipset Family KT Controller (rev 04)
00:1a.0 USB controller: Intel Corporation 7 Series/C210 Series Chipset Family USB Enhanced Host Controller #2 (rev 04)
00:1b.0 Audio device: Intel Corporation 7 Series/C210 Series Chipset Family High Definition Audio Controller (rev 04)
00:1c.0 PCI bridge: Intel Corporation 7 Series/C210 Series Chipset Family PCI Express Root Port 1 (rev c4)
00:1c.1 PCI bridge: Intel Corporation 7 Series/C210 Series Chipset Family PCI Express Root Port 2 (rev c4)
00:1d.0 USB controller: Intel Corporation 7 Series/C210 Series Chipset Family USB Enhanced Host Controller #1 (rev 04)
00:1f.0 ISA bridge: Intel Corporation QS77 Express Chipset LPC Controller (rev 04)
00:1f.2 SATA controller: Intel Corporation 7 Series Chipset Family 6-port SATA Controller [AHCI mode] (rev 04)
00:1f.3 SMBus: Intel Corporation 7 Series/C210 Series Chipset Family SMBus Controller (rev 04)
02:00.0 System peripheral: Ricoh Co Ltd MMC/SD Host Controller (rev 07)
03:00.0 Network controller: Intel Corporation Centrino Advanced-N 6205 [Taylor Peak] (rev 96)
 lsmod
Module                  Size  Used by
joydev                  9727  0
coretemp                6198  0
kvm_intel             124204  0
kvm                   392222  1 kvm_intel
uvcvideo               73877  0
videobuf2_vmalloc       3400  1 uvcvideo
videobuf2_memops        2335  1 videobuf2_vmalloc
videobuf2_core         27873  1 uvcvideo
crc32c_intel           14313  0
videodev              105111  2 uvcvideo,videobuf2_core
ghash_clmulni_intel     4597  0
aesni_intel            46103  1
aes_x86_64              7555  1 aesni_intel
xts                     3135  1 aesni_intel
lrw                     3661  1 aesni_intel
gf128mul                6050  2 lrw,xts
media                  10437  2 uvcvideo,videodev
ablk_helper             1972  1 aesni_intel
cryptd                  8741  3 ghash_clmulni_intel,aesni_intel,ablk_helper
btusb                  14804  0
bluetooth             301098  2 btusb
iTCO_wdt                5447  0
iTCO_vendor_support     1929  1 iTCO_wdt
arc4                    2007  2
microcode              14465  0
iwldvm                171846  0
snd_hda_codec_hdmi     27848  1
psmouse                76175  0
mac80211              467685  1 iwldvm
serio_raw               5105  0
i2c_i801               11077  0
snd_hda_codec_realtek    62745  1
i915                  558806  3
pcspkr                  1995  0
iwlwifi               135800  1 iwldvm
snd_hda_intel          34194  2
snd_hda_codec         102453  3 snd_hda_codec_realtek,snd_hda_codec_hdmi,snd_hda_intel
intel_agp              10872  1 i915
cfg80211              433688  3 iwlwifi,mac80211,iwldvm
intel_gtt              12566  2 i915,intel_agp
drm_kms_helper         35517  1 i915
snd_hwdep               6428  1 snd_hda_codec
drm                   226103  4 i915,drm_kms_helper
snd_pcm                78146  3 snd_hda_codec_hdmi,snd_hda_codec,snd_hda_intel
snd_page_alloc          7426  2 snd_pcm,snd_hda_intel
lpc_ich                11601  0
snd_timer              18934  1 snd_pcm
i2c_algo_bit            5391  1 i915
mei                    59991  0
i2c_core               23171  6 drm,i915,i2c_i801,drm_kms_helper,i2c_algo_bit,videodev
thermal                 8577  0
wmi                     8379  0
thinkpad_acpi          62433  0
nvram                   5906  1 thinkpad_acpi
snd                    60156  12 snd_hda_codec_realtek,snd_hwdep,snd_timer,snd_hda_codec_hdmi,snd_pcm,snd_hda_codec,snd_hda_intel,thinkpad_acpi
tpm_tis                10570  0
ac                      2568  0
battery                 7098  0
soundcore               5442  1 snd
tpm                    14476  1 tpm_tis
rfkill                 15996  4 cfg80211,thinkpad_acpi,bluetooth
tpm_bios                9937  1 tpm
acpi_cpufreq           10630  1
mperf                   1267  1 acpi_cpufreq
video                  11363  1 i915
evdev                  10136  14
button                  4701  1 i915
processor              27431  1 acpi_cpufreq
ext4                  478274  1
crc16                   1359  2 ext4,bluetooth
jbd2                   77917  1 ext4
mbcache                 6026  1 ext4
sd_mod                 31258  2
ahci                   22160  1
libahci                20906  1 ahci
ehci_pci                4120  0
sdhci_pci              11412  0
libata                168683  2 ahci,libahci
ehci_hcd               47423  1 ehci_pci
sdhci                  28375  1 sdhci_pci
xhci_hcd               89405  0
scsi_mod              130797  2 libata,sd_mod
mmc_core               91956  2 sdhci,sdhci_pci
usbcore               175061  5 btusb,uvcvideo,ehci_hcd,ehci_pci,xhci_hcd
usb_common               954  1 usbcore

When I attempt to connect to 2.4Ghz

Apr 03 17:53:05 X1 NetworkManager[188]: <info> (wlp3s0): disconnecting for new activation request.
Apr 03 17:53:05 X1 NetworkManager[188]: <info> (wlp3s0): device state change: activated -> disconnected (reason 'none') [100 30 0]
Apr 03 17:53:05 X1 NetworkManager[188]: <info> (wlp3s0): deactivating device (reason 'none') [0]
Apr 03 17:53:05 X1 NetworkManager[188]: <info> (wlp3s0): canceled DHCP transaction, DHCP client pid 592
Apr 03 17:53:05 X1 kernel: wlp3s0: deauthenticating from 28:cf:da:b3:ef:5a by local choice (reason=3)
Apr 03 17:53:05 X1 kernel: cfg80211: Calling CRDA for country: US
Apr 03 17:53:05 X1 NetworkManager[188]: <info> Activation (wlp3s0) starting connection 'wrt'
Apr 03 17:53:05 X1 NetworkManager[188]: <info> (wlp3s0): device state change: disconnected -> prepare (reason 'none') [30 40 0]
Apr 03 17:53:05 X1 NetworkManager[188]: <info> Activation (wlp3s0) Stage 1 of 5 (Device Prepare) scheduled...
Apr 03 17:53:05 X1 dbus-daemon[191]: dbus[191]: [system] Activating service name='org.freedesktop.nm_dispatcher' (using servicehelper)
Apr 03 17:53:05 X1 dbus[191]: [system] Activating service name='org.freedesktop.nm_dispatcher' (using servicehelper)
Apr 03 17:53:05 X1 NetworkManager[188]: <warn> Connection disconnected (reason -3)
Apr 03 17:53:05 X1 NetworkManager[188]: <info> (wlp3s0): supplicant interface state: completed -> disconnected
Apr 03 17:53:05 X1 NetworkManager[188]: <warn> Connection disconnected (reason -3)
Apr 03 17:53:05 X1 NetworkManager[188]: <info> Activation (wlp3s0) Stage 1 of 5 (Device Prepare) started...
Apr 03 17:53:05 X1 NetworkManager[188]: <info> Activation (wlp3s0) Stage 2 of 5 (Device Configure) scheduled...
Apr 03 17:53:05 X1 NetworkManager[188]: <info> Activation (wlp3s0) Stage 1 of 5 (Device Prepare) complete.
Apr 03 17:53:05 X1 NetworkManager[188]: <info> Activation (wlp3s0) Stage 2 of 5 (Device Configure) starting...
Apr 03 17:53:05 X1 NetworkManager[188]: <info> (wlp3s0): device state change: prepare -> config (reason 'none') [40 50 0]
Apr 03 17:53:05 X1 NetworkManager[188]: <info> Activation (wlp3s0/wireless): connection 'wrt' has security, and secrets exist.  No new secrets needed.
Apr 03 17:53:05 X1 NetworkManager[188]: <info> Config: added 'ssid' value 'wrt'
Apr 03 17:53:05 X1 NetworkManager[188]: <info> Config: added 'scan_ssid' value '1'
Apr 03 17:53:05 X1 NetworkManager[188]: <info> Config: added 'key_mgmt' value 'WPA-PSK'
Apr 03 17:53:05 X1 NetworkManager[188]: <info> Config: added 'psk' value '<omitted>'
Apr 03 17:53:05 X1 NetworkManager[188]: <info> Activation (wlp3s0) Stage 2 of 5 (Device Configure) complete.
Apr 03 17:53:05 X1 NetworkManager[188]: <info> Config: set interface ap_scan to 1
Apr 03 17:53:05 X1 dbus-daemon[191]: dbus[191]: [system] Successfully activated service 'org.freedesktop.nm_dispatcher'
Apr 03 17:53:05 X1 dbus[191]: [system] Successfully activated service 'org.freedesktop.nm_dispatcher'
Apr 03 17:53:08 X1 kernel: wlp3s0: authenticate with 28:cf:da:b3:ef:59
Apr 03 17:53:08 X1 kernel: wlp3s0: capabilities/regulatory prevented using AP HT/VHT configuration, downgraded
Apr 03 17:53:08 X1 NetworkManager[188]: <info> (wlp3s0): supplicant interface state: disconnected -> authenticating
Apr 03 17:53:08 X1 kernel: wlp3s0: send auth to 28:cf:da:b3:ef:59 (try 1/3)
Apr 03 17:53:08 X1 kernel: wlp3s0: authenticated
Apr 03 17:53:08 X1 kernel: wlp3s0: waiting for beacon from 28:cf:da:b3:ef:59
Apr 03 17:53:08 X1 NetworkManager[188]: <info> (wlp3s0): supplicant interface state: authenticating -> associating
Apr 03 17:53:08 X1 NetworkManager[188]: <info> (wlp3s0): supplicant interface state: associating -> disconnected
Apr 03 17:53:09 X1 NetworkManager[188]: <info> (wlp3s0): supplicant interface state: disconnected -> scanning
Apr 03 17:53:12 X1 kernel: wlp3s0: authenticate with 28:cf:da:b3:ef:59
Apr 03 17:53:12 X1 kernel: wlp3s0: capabilities/regulatory prevented using AP HT/VHT configuration, downgraded
Apr 03 17:53:12 X1 kernel: wlp3s0: send auth to 28:cf:da:b3:ef:59 (try 1/3)
Apr 03 17:53:12 X1 NetworkManager[188]: <info> (wlp3s0): supplicant interface state: scanning -> authenticating
Apr 03 17:53:12 X1 kernel: wlp3s0: authenticated
Apr 03 17:53:12 X1 kernel: wlp3s0: waiting for beacon from 28:cf:da:b3:ef:59
Apr 03 17:53:12 X1 NetworkManager[188]: <info> (wlp3s0): supplicant interface state: authenticating -> associating
Apr 03 17:53:12 X1 NetworkManager[188]: <info> (wlp3s0): supplicant interface state: associating -> disconnected
Apr 03 17:53:12 X1 NetworkManager[188]: <info> (wlp3s0): supplicant interface state: disconnected -> scanning
Apr 03 17:53:15 X1 kernel: wlp3s0: authenticate with 00:18:e7:f8:64:e3
Apr 03 17:53:15 X1 kernel: wlp3s0: capabilities/regulatory prevented using AP HT/VHT configuration, downgraded
Apr 03 17:53:15 X1 NetworkManager[188]: <info> (wlp3s0): supplicant interface state: scanning -> authenticating
Apr 03 17:53:15 X1 kernel: wlp3s0: direct probe to 00:18:e7:f8:64:e3 (try 1/3)
Apr 03 17:53:16 X1 kernel: wlp3s0: direct probe to 00:18:e7:f8:64:e3 (try 2/3)
Apr 03 17:53:16 X1 kernel: wlp3s0: direct probe to 00:18:e7:f8:64:e3 (try 3/3)
Apr 03 17:53:16 X1 kernel: wlp3s0: authentication with 00:18:e7:f8:64:e3 timed out
Apr 03 17:53:16 X1 NetworkManager[188]: <info> (wlp3s0): supplicant interface state: authenticating -> disconnected
Apr 03 17:53:17 X1 NetworkManager[188]: <info> (wlp3s0): supplicant interface state: disconnected -> scanning
Apr 03 17:53:20 X1 kernel: wlp3s0: authenticate with 28:cf:da:b3:ef:59
Apr 03 17:53:20 X1 kernel: wlp3s0: capabilities/regulatory prevented using AP HT/VHT configuration, downgraded
Apr 03 17:53:20 X1 NetworkManager[188]: <info> (wlp3s0): supplicant interface state: scanning -> authenticating
Apr 03 17:53:20 X1 kernel: wlp3s0: send auth to 28:cf:da:b3:ef:59 (try 1/3)
Apr 03 17:53:20 X1 kernel: wlp3s0: authenticated
Apr 03 17:53:20 X1 kernel: wlp3s0: waiting for beacon from 28:cf:da:b3:ef:59
Apr 03 17:53:20 X1 NetworkManager[188]: <info> (wlp3s0): supplicant interface state: authenticating -> associating
Apr 03 17:53:20 X1 NetworkManager[188]: <info> (wlp3s0): supplicant interface state: associating -> disconnected
Apr 03 17:53:21 X1 NetworkManager[188]: <info> (wlp3s0): supplicant interface state: disconnected -> scanning
Apr 03 17:53:21 X1 kernel: wlp3s0: authenticate with 28:cf:da:b3:ef:59
Apr 03 17:53:21 X1 kernel: wlp3s0: capabilities/regulatory prevented using AP HT/VHT configuration, downgraded
Apr 03 17:53:21 X1 kernel: wlp3s0: send auth to 28:cf:da:b3:ef:59 (try 1/3)
Apr 03 17:53:21 X1 kernel: wlp3s0: authenticated
Apr 03 17:53:21 X1 NetworkManager[188]: <info> (wlp3s0): supplicant interface state: scanning -> authenticating
Apr 03 17:53:21 X1 kernel: wlp3s0: waiting for beacon from 28:cf:da:b3:ef:59
Apr 03 17:53:21 X1 NetworkManager[188]: <info> (wlp3s0): supplicant interface state: authenticating -> associating
Apr 03 17:53:21 X1 NetworkManager[188]: <info> (wlp3s0): supplicant interface state: associating -> disconnected
Apr 03 17:53:31 X1 NetworkManager[188]: <warn> Activation (wlp3s0/wireless): association took too long.
Apr 03 17:53:31 X1 NetworkManager[188]: <info> (wlp3s0): device state change: config -> need-auth (reason 'none') [50 60 0]
Apr 03 17:53:31 X1 NetworkManager[188]: <warn> Activation (wlp3s0/wireless): asking for new secrets
Apr 03 17:53:31 X1 NetworkManager[188]: <info> (wlp3s0): supplicant interface state: disconnected -> inactive
Apr 03 17:53:39 X1 NetworkManager[188]: <info> Activation (wlp3s0) Stage 1 of 5 (Device Prepare) scheduled...
Apr 03 17:53:39 X1 NetworkManager[188]: <info> Activation (wlp3s0) Stage 1 of 5 (Device Prepare) started...
Apr 03 17:53:39 X1 NetworkManager[188]: <info> (wlp3s0): device state change: need-auth -> prepare (reason 'none') [60 40 0]
Apr 03 17:53:39 X1 NetworkManager[188]: <info> Activation (wlp3s0) Stage 2 of 5 (Device Configure) scheduled...
Apr 03 17:53:39 X1 NetworkManager[188]: <info> Activation (wlp3s0) Stage 1 of 5 (Device Prepare) complete.
Apr 03 17:53:39 X1 NetworkManager[188]: <info> Activation (wlp3s0) Stage 2 of 5 (Device Configure) starting...
Apr 03 17:53:39 X1 NetworkManager[188]: <info> (wlp3s0): device state change: prepare -> config (reason 'none') [40 50 0]
Apr 03 17:53:39 X1 NetworkManager[188]: <info> Activation (wlp3s0/wireless): connection 'wrt' has security, and secrets exist.  No new secrets needed.
Apr 03 17:53:39 X1 NetworkManager[188]: <info> Config: added 'ssid' value 'wrt'
Apr 03 17:53:39 X1 NetworkManager[188]: <info> Config: added 'scan_ssid' value '1'
Apr 03 17:53:39 X1 NetworkManager[188]: <info> Config: added 'key_mgmt' value 'WPA-PSK'
Apr 03 17:53:39 X1 NetworkManager[188]: <info> Config: added 'psk' value '<omitted>'
Apr 03 17:53:39 X1 NetworkManager[188]: <info> Activation (wlp3s0) Stage 2 of 5 (Device Configure) complete.
Apr 03 17:53:39 X1 NetworkManager[188]: <info> Config: set interface ap_scan to 1
Apr 03 17:53:40 X1 NetworkManager[188]: <info> (wlp3s0): supplicant interface state: inactive -> scanning
Apr 03 17:53:43 X1 kernel: wlp3s0: authenticate with 28:cf:da:b3:ef:59
Apr 03 17:53:43 X1 kernel: wlp3s0: capabilities/regulatory prevented using AP HT/VHT configuration, downgraded
Apr 03 17:53:43 X1 kernel: wlp3s0: send auth to 28:cf:da:b3:ef:59 (try 1/3)
Apr 03 17:53:43 X1 kernel: wlp3s0: authenticated
Apr 03 17:53:43 X1 NetworkManager[188]: <info> (wlp3s0): supplicant interface state: scanning -> authenticating
Apr 03 17:53:43 X1 kernel: wlp3s0: waiting for beacon from 28:cf:da:b3:ef:59
Apr 03 17:53:43 X1 NetworkManager[188]: <info> (wlp3s0): supplicant interface state: authenticating -> associating
Apr 03 17:53:43 X1 NetworkManager[188]: <info> (wlp3s0): supplicant interface state: associating -> disconnected
Apr 03 17:53:53 X1 NetworkManager[188]: <info> (wlp3s0): supplicant interface state: disconnected -> scanning
Apr 03 17:53:56 X1 kernel: wlp3s0: authenticate with 28:cf:da:b3:ef:59
Apr 03 17:53:56 X1 kernel: wlp3s0: capabilities/regulatory prevented using AP HT/VHT configuration, downgraded
Apr 03 17:53:56 X1 kernel: wlp3s0: send auth to 28:cf:da:b3:ef:59 (try 1/3)
Apr 03 17:53:56 X1 NetworkManager[188]: <info> (wlp3s0): supplicant interface state: scanning -> associating
Apr 03 17:53:56 X1 kernel: wlp3s0: authenticated
Apr 03 17:53:56 X1 kernel: wlp3s0: waiting for beacon from 28:cf:da:b3:ef:59
Apr 03 17:53:56 X1 NetworkManager[188]: <info> (wlp3s0): supplicant interface state: associating -> disconnected
Apr 03 17:53:59 X1 NetworkManager[188]: <info> (wlp3s0): disconnecting for new activation request.

So far my search hasn't turned up much, only a post by someone a while ago with the same unresolved issue: https://bbs.archlinux.org/viewtopic.php?id=148350

Thank you for any help!

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#2 2013-09-04 14:14:29

jerrylee
Member
Registered: 2013-09-04
Posts: 1

Re: Wifi only connects to 5Ghz (thinkpad X1 carbon) Centrino 6205

I think if you try to connect to company's wireless facilities which are enterprise class AP such as WPA2 Enterprise, probably administrator enabled BAND SELECTOR feature in wireless controller.

Whenever AP detects 5G-able clients (which is 802.11a) and force them off to the 5.0Ghz but the client tries to connect to stronger one which is 2.4Ghz AP by automatic roaming feature in OSX and most of Linux OS because client system always tries to find best AP among neighbors (same BSS) even during connection is established and 802.11b/g (2.4Ghz) is more powerful transmission signal strength than 5.0Ghz by nature of frequency spectrum. So, ping-pong effect happens between two different APs -- 2.4Ghz and 5.0Ghz.

Ask to Admin whether they did or not.

Last edited by jerrylee (2013-09-04 14:14:44)

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