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Thread: My Wifi Wifi Card is too low :(

  1. #1
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    Nov 2012
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    Question My Wifi Wifi Card is too low :(

    Hello every body , My wifi card is very low in ubuntu , I try to connect with the same wifi card in win7 , it worked correctly , but in ubuntu it's very low , here is my lspci output:

    lspci
    00:00.0 Host bridge: Intel Corporation 2nd Generation Core Processor Family DRAM Controller (rev 09)
    00:01.0 PCI bridge: Intel Corporation Xeon E3-1200/2nd Generation Core Processor Family PCI Express Root Port (rev 09)
    00:02.0 VGA compatible controller: Intel Corporation 2nd Generation Core Processor Family Integrated Graphics Controller (rev 09)
    00:16.0 Communication controller: Intel Corporation 6 Series/C200 Series Chipset Family MEI Controller #1 (rev 04)
    00:1a.0 USB Controller: Intel Corporation 6 Series/C200 Series Chipset Family USB Enhanced Host Controller #2 (rev 05)
    00:1b.0 Audio device: Intel Corporation 6 Series/C200 Series Chipset Family High Definition Audio Controller (rev 05)
    00:1c.0 PCI bridge: Intel Corporation 6 Series/C200 Series Chipset Family PCI Express Root Port 1 (rev b5)
    00:1c.1 PCI bridge: Intel Corporation 6 Series/C200 Series Chipset Family PCI Express Root Port 2 (rev b5)
    00:1c.2 PCI bridge: Intel Corporation 6 Series/C200 Series Chipset Family PCI Express Root Port 3 (rev b5)
    00:1c.3 PCI bridge: Intel Corporation 6 Series/C200 Series Chipset Family PCI Express Root Port 4 (rev b5)
    00:1d.0 USB Controller: Intel Corporation 6 Series/C200 Series Chipset Family USB Enhanced Host Controller #1 (rev 05)
    00:1f.0 ISA bridge: Intel Corporation HM65 Express Chipset Family LPC Controller (rev 05)
    00:1f.2 SATA controller: Intel Corporation 6 Series/C200 Series Chipset Family 6 port SATA AHCI Controller (rev 05)
    00:1f.3 SMBus: Intel Corporation 6 Series/C200 Series Chipset Family SMBus Controller (rev 05)
    01:00.0 VGA compatible controller: ATI Technologies Inc Whistler XT [AMD Radeon HD 6700M Series]
    07:00.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL8111/8168B PCI Express Gigabit Ethernet controller (rev 06)
    0d:00.0 Network controller: Atheros Communications Inc. AR9485 Wireless Network Adapter (rev 01)
    13:00.0 Unassigned class [ff00]: Realtek Semiconductor Co., Ltd. Device 5209 (rev 01)
    13:00.1 SD Host controller: Realtek Semiconductor Co., Ltd. Device 5209 (rev 01)
    19:00.0 USB Controller: NEC Corporation uPD720200 USB 3.0 Host Controller (rev 04)


    Help Me please and thank you .

  2. #2
    Join Date
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    Re: My Wifi Wifi Card is too low :(

    not sure what you mean by "too low". Are you saying it's running very slow? IF so, it may be related to this filed bug

    https://bugs.launchpad.net/ubuntu/+s...ux/+bug/951709
    Check out my Blog about my life and computer software and hardware. http://ubuntuaddicted.blogspot.com/
    My YouTube channel:
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  3. #3
    Join Date
    Nov 2012
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    Re: My Wifi Wifi Card is too low :(

    Hello sir , thanks for this fast reply , and I mean that the internet is very slow , and i think , that wifi configuration causes this problem because I tried woking with it in the same PC but with windows 7 , it worked correctly , but in ubuntu it worked very slow any help so?

  4. #4
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    Re: My Wifi Wifi Card is too low :(

    read the link I posted, there is a solution to the slow wifi internet.
    Check out my Blog about my life and computer software and hardware. http://ubuntuaddicted.blogspot.com/
    My YouTube channel:
    http://www.youtube.com/ubuntuaddicted

  5. #5
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    Exclamation Re: My Wifi Wifi Card is too low :(

    Quote Originally Posted by dannyboy79 View Post
    read the link I posted, there is a solution to the slow wifi internet.
    Hello sir , I followed all instruction in the link , but nothing is done and I have did this command :

    Code:
    lspci -nnk | grep -iA2 net
    07:00.0 Ethernet controller [0200]: Realtek Semiconductor Co., Ltd. RTL8111/8168B PCI Express Gigabit Ethernet controller [10ec:8168] (rev 06)
    	Kernel driver in use: r8169
    	Kernel modules: r8169
    0d:00.0 Network controller [0280]: Atheros Communications Inc. AR9485 Wireless Network Adapter [168c:0032] (rev 01)
    	Kernel driver in use: ath9k
    	Kernel modules: ath9k
    can any one give me another solution please?

  6. #6
    Join Date
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    Re: My Wifi Wifi Card is too low :(

    so you did all this as well?

    Code:
    sudo modprobe -rfv ath9k
    Code:
    sudo modprobe -v ath9k nohwcrypt=1
    it's explained a little better here:
    http://ubuntuforums.org/showthread.p...heros+acer+722
    Check out my Blog about my life and computer software and hardware. http://ubuntuaddicted.blogspot.com/
    My YouTube channel:
    http://www.youtube.com/ubuntuaddicted

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