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[Bug 997123] Re: iwl4965 works imposible slow because it tries to use 11n on non compatible rooter

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Any Updates ?

In 13.10 is working , i think

iwconfig wlan0
wlan0     IEEE 802.11abgn  ESSID:"etajul 3"  
          Mode:Managed  Frequency:2.462 GHz  Access Point: 14:D6:4D:79:AF:BA   
          Bit Rate=36 Mb/s   Tx-Power=15 dBm   
          Retry  long limit:7   RTS thr:off   Fragment thr:off
          Power Management:off
          Link Quality=44/70  Signal level=-66 dBm  
          Rx invalid nwid:0  Rx invalid crypt:0  Rx invalid frag:0
          Tx excessive retries:0  Invalid misc:1019   Missed beacon:0

dmesg | egrep 'iwl|firm|radio|switch|wlan0'
[   15.084309] iwl4965: Intel(R) Wireless WiFi 4965 driver for Linux, in-tree:
[   15.084312] iwl4965: Copyright(c) 2003-2011 Intel Corporation
[   15.084349] iwl4965 0000:07:00.0: can't disable ASPM; OS doesn't have ASPM control
[   15.084427] iwl4965 0000:07:00.0: Detected Intel(R) Wireless WiFi Link 4965AGN, REV=0x4
[   15.127339] iwl4965 0000:07:00.0: device EEPROM VER=0x36, CALIB=0x5
[   15.136291] iwl4965 0000:07:00.0: Tunable channels: 13 802.11bg, 19 802.11a channels
[   15.136331] iwl4965 0000:07:00.0: irq 47 for MSI/MSI-X
[   15.239874] iwl4965 0000:07:00.0: loaded firmware version 228.61.2.24
[   15.306136] ieee80211 phy0: Selected rate control algorithm 'iwl-4965-rs'
[   16.133060] Console: switching to colour frame buffer device 180x56
[   18.425995] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready
[   18.428542] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready
[   22.870261] wlan0: authenticate with 14:d6:4d:79:af:ba
[   22.878274] wlan0: send auth to 14:d6:4d:79:af:ba (try 1/3)
[   22.888135] wlan0: authenticated
[   22.888318] iwl4965 0000:07:00.0 wlan0: disabling HT as WMM/QoS is not supported by the AP
[   22.888322] iwl4965 0000:07:00.0 wlan0: disabling VHT as WMM/QoS is not supported by the AP
[   22.892301] wlan0: associate with 14:d6:4d:79:af:ba (try 1/3)
[   22.895568] wlan0: RX AssocResp from 14:d6:4d:79:af:ba (capab=0x411 status=0 aid=4)
[   22.924243] wlan0: associated
[   22.924280] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready

sudo lshw -C network
^[[B^[[Afs)  

  *-network               
       description: Ethernet interface
       product: 88E8055 PCI-E Gigabit Ethernet Controller
       vendor: Marvell Technology Group Ltd.
       physical id: 0
       bus info: pci@0000:02:00.0
       logical name: eth0
       version: 13
       serial: 00:1f:c6:18:2e:18
       capacity: 1Gbit/s
       width: 64 bits
       clock: 33MHz
       capabilities: pm vpd msi pciexpress bus_master cap_list rom ethernet physical tp 10bt 10bt-fd 100bt 100bt-fd 1000bt 1000bt-fd autonegotiation
       configuration: autonegotiation=on broadcast=yes driver=sky2 driverversion=1.30 latency=0 link=no multicast=yes port=twisted pair
       resources: irq:46 memory:fdffc000-fdffffff ioport:a800(size=256) memory:fdfc0000-fdfdffff
  *-network
       description: Wireless interface
       product: PRO/Wireless 4965 AG or AGN [Kedron] Network Connection
       vendor: Intel Corporation
       physical id: 0
       bus info: pci@0000:07:00.0
       logical name: wlan0
       version: 61
       serial: 00:1d:e0:49:fb:63
       width: 64 bits
       clock: 33MHz
       capabilities: pm msi pciexpress bus_master cap_list ethernet physical wireless
       configuration: broadcast=yes driver=iwl4965 driverversion=3.11.0-12-generic firmware=228.61.2.24 ip=192.168.1.12 latency=0 link=yes multicast=yes wireless=IEEE 802.11abgn
       resources: irq:47 memory:fe9fe000-fe9fffff
vivi@vivi-X55SV:~$ sudo lshw -C network
  *-network               
       description: Ethernet interface
       product: 88E8055 PCI-E Gigabit Ethernet Controller
       vendor: Marvell Technology Group Ltd.
       physical id: 0
       bus info: pci@0000:02:00.0
       logical name: eth0
       version: 13
       serial: 00:1f:c6:18:2e:18
       capacity: 1Gbit/s
       width: 64 bits
       clock: 33MHz
       capabilities: pm vpd msi pciexpress bus_master cap_list rom ethernet physical tp 10bt 10bt-fd 100bt 100bt-fd 1000bt 1000bt-fd autonegotiation
       configuration: autonegotiation=on broadcast=yes driver=sky2 driverversion=1.30 latency=0 link=no multicast=yes port=twisted pair
       resources: irq:46 memory:fdffc000-fdffffff ioport:a800(size=256) memory:fdfc0000-fdfdffff
  *-network
       description: Wireless interface
       product: PRO/Wireless 4965 AG or AGN [Kedron] Network Connection
       vendor: Intel Corporation
       physical id: 0
       bus info: pci@0000:07:00.0
       logical name: wlan0
       version: 61
       serial: 00:1d:e0:49:fb:63
       width: 64 bits
       clock: 33MHz
       capabilities: pm msi pciexpress bus_master cap_list ethernet physical wireless
       configuration: broadcast=yes driver=iwl4965 driverversion=3.11.0-12-generic firmware=228.61.2.24 ip=192.168.1.12 latency=0 link=yes multicast=yes wireless=IEEE 802.11abgn
       resources: irq:47 memory:fe9fe000-fe9fffff


** Changed in: linux (Ubuntu)
       Status: Triaged => Fix Committed

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https://bugs.launchpad.net/bugs/997123

Title:
  iwl4965 works imposible slow because it tries to use 11n on non
  compatible rooter

Status in “linux” package in Ubuntu:
  Fix Committed

Bug description:
  The wifi was working ultra slow, with disconets and other, until i tested this soluttion 
  Ubuntu 12.04 Clean Install

  http://ubuntuforums.org/showpost.php?p=11350040&postcount=21

  I don`t know what i should post, so i post random output of diferent
  commands

  
   iwconfig wlan0 
  wlan0     IEEE 802.11abgn  ESSID:"etajul 2"  
            Mode:Managed  Frequency:2.462 GHz  Access Point: 14:D6:4D:79:AF:BA   
            Bit Rate=58.5 Mb/s   Tx-Power=15 dBm   
            Retry  long limit:7   RTS thr:off   Fragment thr:off
            Power Management:off
            Link Quality=46/70  Signal level=-64 dBm  
            Rx invalid nwid:0  Rx invalid crypt:0  Rx invalid frag:0
            Tx excessive retries:3653  Invalid misc:66   Missed beacon:0

  badita@vivi:~$ dmesg | egrep 'iwl|firm|radio|switch|wlan0'
  [43134.724090] iwl4965 0000:07:00.0: iwl4965_tx_agg_start on ra = 14:d6:4d:79:af:ba tid = 0
  [43316.395591] wlan0: authenticate with 14:d6:4d:79:af:ba (try 1)
  [43316.396727] wlan0: authenticated
  [43316.396946] wlan0: associate with 14:d6:4d:79:af:ba (try 1)
  [43316.408085] wlan0: RX ReassocResp from 14:d6:4d:79:af:ba (capab=0xc11 status=0 aid=1)
  [43316.408092] wlan0: associated
  [43330.124023] iwl4965 0000:07:00.0: iwl4965_tx_agg_start on ra = 14:d6:4d:79:af:ba tid = 0
  [44329.320579] wlan0: authenticate with 14:d6:4d:79:af:ba (try 1)
  [44329.325404] wlan0: authenticated
  [44329.325583] wlan0: associate with 14:d6:4d:79:af:ba (try 1)
  [44329.335566] wlan0: RX ReassocResp from 14:d6:4d:79:af:ba (capab=0xc11 status=0 aid=1)
  [44329.335575] wlan0: associated
  [44331.656109] iwl4965 0000:07:00.0: iwl4965_tx_agg_start on ra = 14:d6:4d:79:af:ba tid = 0
  [44568.330405] wlan0: authenticate with 14:d6:4d:79:af:ba (try 1)
  [44568.331926] wlan0: authenticated
  [44568.332532] wlan0: associate with 14:d6:4d:79:af:ba (try 1)
  [44568.341654] wlan0: RX ReassocResp from 14:d6:4d:79:af:ba (capab=0xc11 status=0 aid=1)
  [44568.341665] wlan0: associated
  [44571.409815] wlan0: deauthenticated from 14:d6:4d:79:af:ba (Reason: 2)
  [44573.651879] wlan0: authenticate with 14:d6:4d:79:af:ba (try 1)
  [44573.653045] wlan0: authenticated
  [44573.653617] wlan0: associate with 14:d6:4d:79:af:ba (try 1)
  [44573.657726] wlan0: RX ReassocResp from 14:d6:4d:79:af:ba (capab=0xc11 status=0 aid=1)
  [44573.657736] wlan0: associated
  [44584.806321] iwl4965 0000:07:00.0: iwl4965_tx_agg_start on ra = 14:d6:4d:79:af:ba tid = 0
  [44931.129851] wlan0: deauthenticated from 14:d6:4d:79:af:ba (Reason: 2)
  [44933.504674] wlan0: authenticate with 14:d6:4d:79:af:ba (try 1)
  [44933.505991] wlan0: authenticated
  [44933.506405] wlan0: associate with 14:d6:4d:79:af:ba (try 1)
  [44933.509394] wlan0: RX ReassocResp from 14:d6:4d:79:af:ba (capab=0xc11 status=0 aid=1)
  [44933.509399] wlan0: associated
  [44952.474912] iwl4965 0000:07:00.0: iwl4965_tx_agg_start on ra = 14:d6:4d:79:af:ba tid = 0
  [45687.244037] wlan0: authenticate with 14:d6:4d:79:af:ba (try 1)
  [45687.246049] wlan0: authenticated
  [45687.246202] wlan0: associate with 14:d6:4d:79:af:ba (try 1)
  [45687.248258] wlan0: RX ReassocResp from 14:d6:4d:79:af:ba (capab=0xc11 status=0 aid=1)
  [45687.248261] wlan0: associated
  [45689.596049] iwl4965 0000:07:00.0: iwl4965_tx_agg_start on ra = 14:d6:4d:79:af:ba tid = 0
  [46031.516797] wlan0: authenticate with 14:d6:4d:79:af:ba (try 1)
  [46031.625512] wlan0: authenticated
  [46031.626010] wlan0: associate with 14:d6:4d:79:af:ba (try 1)
  [46031.824055] wlan0: associate with 14:d6:4d:79:af:ba (try 2)
  [46031.971640] wlan0: RX ReassocResp from 14:d6:4d:79:af:ba (capab=0xc11 status=0 aid=1)
  [46031.971645] wlan0: associated
  [46078.316634] wlan0: authenticate with 14:d6:4d:79:af:ba (try 1)
  [46078.319511] wlan0: authenticated
  [46078.319832] wlan0: associate with 14:d6:4d:79:af:ba (try 1)
  [46078.330242] wlan0: RX ReassocResp from 14:d6:4d:79:af:ba (capab=0xc11 status=0 aid=1)
  [46078.330250] wlan0: associated
  [46082.426577] wlan0: deauthenticated from 14:d6:4d:79:af:ba (Reason: 2)
  [46084.708407] wlan0: authenticate with 14:d6:4d:79:af:ba (try 1)
  [46084.709517] wlan0: authenticated
  [46084.709649] wlan0: associate with 14:d6:4d:79:af:ba (try 1)
  [46084.725567] wlan0: RX ReassocResp from 14:d6:4d:79:af:ba (capab=0xc11 status=0 aid=1)
  [46084.725571] wlan0: associated
  [46104.326590] wlan0: authenticate with 14:d6:4d:79:af:ba (try 1)
  [46104.331014] wlan0: authenticated
  [46104.332912] wlan0: associate with 14:d6:4d:79:af:ba (try 1)
  [46104.338830] wlan0: RX ReassocResp from 14:d6:4d:79:af:ba (capab=0xc11 status=0 aid=1)
  [46104.338840] wlan0: associated
  [46151.464455] iwl4965 0000:07:00.0: iwl4965_tx_agg_start on ra = 14:d6:4d:79:af:ba tid = 0
  [46365.499736] wlan0: authenticate with 14:d6:4d:79:af:ba (try 1)
  [46365.696032] wlan0: authenticate with 14:d6:4d:79:af:ba (try 2)
  [46365.754663] wlan0: authenticated
  [46365.755006] wlan0: associate with 14:d6:4d:79:af:ba (try 1)
  [46365.766612] wlan0: RX ReassocResp from 14:d6:4d:79:af:ba (capab=0xc11 status=0 aid=1)
  [46365.766617] wlan0: associated
  [46379.932040] iwl4965 0000:07:00.0: iwl4965_tx_agg_start on ra = 14:d6:4d:79:af:ba tid = 0
  [46421.309394] wlan0: authenticate with 14:d6:4d:79:af:ba (try 1)
  [46421.401508] wlan0: authenticated
  [46421.402168] wlan0: associate with 14:d6:4d:79:af:ba (try 1)
  [46421.600092] wlan0: associate with 14:d6:4d:79:af:ba (try 2)
  [46421.680259] wlan0: RX ReassocResp from 14:d6:4d:79:af:ba (capab=0xc11 status=0 aid=1)
  [46421.680263] wlan0: associated
  [46424.641573] wlan0: deauthenticated from 14:d6:4d:79:af:ba (Reason: 2)
  [46426.837911] wlan0: authenticate with 14:d6:4d:79:af:ba (try 1)
  [46427.005758] wlan0: authenticated
  [46427.006106] wlan0: associate with 14:d6:4d:79:af:ba (try 1)
  [46427.204061] wlan0: associate with 14:d6:4d:79:af:ba (try 2)
  [46427.268022] wlan0: RX ReassocResp from 14:d6:4d:79:af:ba (capab=0xc11 status=0 aid=1)
  [46427.268032] wlan0: associated
  [46464.640046] iwl4965 0000:07:00.0: iwl4965_tx_agg_start on ra = 14:d6:4d:79:af:ba tid = 0
  [46731.241153] wlan0: deauthenticated from 14:d6:4d:79:af:ba (Reason: 6)
  [46733.495938] wlan0: authenticate with 14:d6:4d:79:af:ba (try 1)
  [46733.497397] wlan0: authenticated
  [46733.497796] wlan0: associate with 14:d6:4d:79:af:ba (try 1)
  [46733.499966] wlan0: RX ReassocResp from 14:d6:4d:79:af:ba (capab=0xc11 status=0 aid=1)
  [46733.499976] wlan0: associated
  [46743.400148] iwl4965 0000:07:00.0: iwl4965_tx_agg_start on ra = 14:d6:4d:79:af:ba tid = 0
  [46758.865378] iwl4965 0000:07:00.0: Aggregation not enabled for tid 6 because load = 1
  [47535.854451] iwl4965 0000:07:00.0: Aggregation not enabled for tid 6 because load = 0
  [47581.773406] wlan0: deauthenticating from 14:d6:4d:79:af:ba by local choice (reason=3)
  [47597.209574] ADDRCONF(NETDEV_UP): wlan0: link is not ready
  [47597.543654] ADDRCONF(NETDEV_UP): wlan0: link is not ready
  [47607.212311] wlan0: authenticate with 14:d6:4d:79:af:ba (try 1)
  [47607.214956] wlan0: authenticated
  [47607.223556] wlan0: associate with 14:d6:4d:79:af:ba (try 1)
  [47607.225696] wlan0: RX ReassocResp from 14:d6:4d:79:af:ba (capab=0xc11 status=0 aid=1)
  [47607.225700] wlan0: associated
  [47607.266353] ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
  [47614.926199] iwl4965 0000:07:00.0: iwl4965_tx_agg_start on ra = 14:d6:4d:79:af:ba tid = 0
  [47619.016183] wlan0: no IPv6 routers present
  [48285.362513] iwl4965 0000:07:00.0: Aggregation not enabled for tid 6 because load = 0
  badita@vivi:~$ 

  
  badita@vivi:~$ iperf -c kjawhtpc -r
  error: No address associated with hostname

  badita@vivi:~$ sudo lshw -C network
  sudo: unable to resolve host vivi
    *-network               
         description: Ethernet interface
         product: 88E8055 PCI-E Gigabit Ethernet Controller
         vendor: Marvell Technology Group Ltd.
         physical id: 0
         bus info: pci@0000:02:00.0
         logical name: eth0
         version: 13
         serial: 00:1f:c6:18:2e:18
         capacity: 1Gbit/s
         width: 64 bits
         clock: 33MHz
         capabilities: pm vpd msi pciexpress bus_master cap_list rom ethernet physical tp 10bt 10bt-fd 100bt 100bt-fd 1000bt 1000bt-fd autonegotiation
         configuration: autonegotiation=on broadcast=yes driver=sky2 driverversion=1.30 firmware=N/A latency=0 link=no multicast=yes port=twisted pair
         resources: irq:47 memory:fdffc000-fdffffff ioport:a800(size=256) memory:fdfc0000-fdfdffff
    *-network
         description: Wireless interface
         product: PRO/Wireless 4965 AG or AGN [Kedron] Network Connection
         vendor: Intel Corporation
         physical id: 0
         bus info: pci@0000:07:00.0
         logical name: wlan0
         version: 61
         serial: 00:1d:e0:49:fb:63
         width: 64 bits
         clock: 33MHz
         capabilities: pm msi pciexpress bus_master cap_list ethernet physical wireless
         configuration: broadcast=yes driver=iwl4965 driverversion=3.2.0-24-generic-pae firmware=228.61.2.24 ip=192.168.0.101 latency=0 link=yes multicast=yes wireless=IEEE 802.11abgn
         resources: irq:48 memory:fe9fe000-fe9fffff

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