2: acer-wireless: Wireless LAN Soft blocked: yes-> Wireless Network Controller Intel Centrino Wireless-N + WiMAX 6150 not working on Lenovo V570 in Ubuntu 11.10

Asked by nick armstrong

i just downloaded the latest version of ubuntu on my lenovo v570 laptop and i am only able to connect to the internet via ethernet. when i try to switch the toggle for wireless to the "on" position, it automatically goes back to the "off" position and i cannot connect to wifi. i am new to ubuntu and linux, please help.

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actionparsnip (andrew-woodhead666) said :
#1

Can you give the output of:

sudo lshw -C network; lsb_release -a; uname -a; sudo rfkill list; dmesg | grep -i firm

Thanks

You should also use the wired connection to get full updated.

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nick armstrong (armstrong3066) said :
#2

 *-network DISABLED
       description: Wireless interface
       product: Centrino Wireless-N + WiMAX 6150
       vendor: Intel Corporation
       physical id: 0
       bus info: pci@0000:02:00.0
       logical name: wlan0
       version: 67
       serial: 40:25:c2:ab:e2:74
       width: 64 bits
       clock: 33MHz
       capabilities: pm msi pciexpress bus_master cap_list ethernet physical wireless
       configuration: broadcast=yes driver=iwlagn driverversion=3.0.0-12-generic firmware=41.28.5.1 build 33926 latency=0 link=no multicast=yes wireless=IEEE 802.11bgn
       resources: irq:43 memory:d0500000-d0501fff
  *-network
       description: Ethernet interface
       product: RTL8111/8168B PCI Express Gigabit Ethernet controller
       vendor: Realtek Semiconductor Co., Ltd.
       physical id: 0
       bus info: pci@0000:03:00.0
       logical name: eth0
       version: 06
       serial: f0:de:f1:bb:6d:61
       size: 1Gbit/s
       capacity: 1Gbit/s
       width: 64 bits
       clock: 33MHz
       capabilities: pm msi pciexpress msix vpd bus_master cap_list ethernet physical tp mii 10bt 10bt-fd 100bt 100bt-fd 1000bt 1000bt-fd autonegotiation
       configuration: autonegotiation=on broadcast=yes driver=r8169 driverversion=2.3LK-NAPI duplex=full firmware=rtl_nic/rtl8168e-2.fw ip=192.168.0.4 latency=0 link=yes multicast=yes port=MII speed=1Gbit/s
       resources: irq:40 ioport:2000(size=256) memory:d0404000-d0404fff memory:d0400000-d0403fff
No LSB modules are available.
Distributor ID: Ubuntu
Description: Ubuntu 11.10
Release: 11.10
Codename: oneiric
Linux ubuntu 3.0.0-12-generic #20-Ubuntu SMP Fri Oct 7 14:56:25 UTC 2011 x86_64 x86_64 x86_64 GNU/Linux
0: ideapad_wlan: Wireless LAN
 Soft blocked: no
 Hard blocked: no
1: acer-wireless: Wireless LAN
 Soft blocked: yes
 Hard blocked: no
2: phy0: Wireless LAN
 Soft blocked: no
 Hard blocked: no
[ 0.543342] [Firmware Bug]: ACPI: BIOS _OSI(Linux) query ignored
[ 23.321219] iwlagn 0000:02:00.0: loaded firmware version 41.28.5.1 build 33926

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actionparsnip (andrew-woodhead666) said :
#3

If you boot to Windows and in device manager stop the power management and also uncheck the devices ability to wake up the device.

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Mark Rijckenberg (markrijckenberg) said :
#4

The following Terminal output that you sent us, shows the configuration issue on your PC:

1: acer-wireless: Wireless LAN
 Soft blocked: yes
 Hard blocked: no

Please read the last remark from Ultraman at the following location:

https://bbs.archlinux.org/viewtopic.php?pid=924554

Ultraman solved it by blacklisting the acer_wmi module, which your computer has loaded into memory.

Please copy-paste the following command into the Terminal and then press <ENTER>:

gksudo gedit /etc/modprobe.d/blacklist.conf

Using the gedit editor, please ADD the following configuration line into the file:

blacklist acer_wmi

Using the gedit editor, SAVE the change to the

/etc/modprobe.d/blacklist.conf file.

Then REBOOT and retest wireless. This blacklist operation should make the change permanent, even after rebooting.

This should force the Linux kernel to stop loading the acer_wmi module, which is probably causing the kernel to soft block your wireless card via the INVALID "acer-wireless: Wireless LAN" interface.

acer-wireless is for ACER computers, not for Lenovo machines....

http://forums.opensuse.org/english/get-technical-help-here/laptop/457107-lenovo-b560.html

Read the remarks from forumuser Bilincaltix....

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