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Thread: Wirleless not connected in Ubutu 12.04

  1. #1
    Join Date
    Jan 2014
    Beans
    1

    Wirleless not connected in Ubutu 12.04

    I have purchased a new Dell inspiron 15 3521 laptop. Initially both wired LAN as well wirelsss in not working. After configuring the manual IP address for LAn, wired network is working. Wireless is also working for some time after upgrade and restart network-manager. Suddenly it is not working. output of various commands are as follows. can someone help me on this.
    Thanks in advance for your support....
    regards,
    Muru

    Output of some of the commands are as follows
    lshw -C network
    WARNING: you should run this program as super-user.
    *-network
    description: Ethernet interface
    product: RTL8101E/RTL8102E PCI Express Fast Ethernet controller
    vendor: Realtek Semiconductor Co., Ltd.
    physical id: 0
    bus info: pci@0000:01:00.0
    logical name: eth0
    version: 05
    serial: 74:86:7a:42:f0:ac
    size: 100Mbit/s
    capacity: 100Mbit/s
    width: 64 bits
    clock: 33MHz
    capabilities: bus_master cap_list ethernet physical tp mii 10bt 10bt-fd 100bt 100bt-fd autonegotiation
    configuration: autonegotiation=on broadcast=yes driver=r8169 driverversion=2.3LK-NAPI duplex=full firmware=rtl_nic/rtl8105e-1.fw ip=192.168.1.20 latency=0 multicast=yes port=MII speed=100Mbit/s
    resources: irq:42 ioport:2000(size=256) memory:c0404000-c0404fff memory:c0400000-c0403fff
    *-network
    description: Wireless interface
    product: QCA9565 / AR9565 Wireless Network Adapter
    vendor: Qualcomm Atheros
    physical id: 0
    bus info: pci@0000:02:00.0
    logical name: wlan0
    version: 01
    serial: 3c:77:e6:a0:4c:85
    width: 64 bits
    clock: 33MHz
    capabilities: bus_master cap_list rom ethernet physical wireless
    configuration: broadcast=yes driver=ath9k driverversion=3.2.0-58-generic firmware=N/A ip=192.168.1.13 latency=0 multicast=yes wireless=IEEE 802.11bgn
    resources: irq:17 memory:c0500000-c057ffff memory:afb00000-afb0ffff
    WARNING: output may be incomplete or inaccurate, you should run this program as super-user.
    murugaraj@murugaraj-Inspiron-3521:~$ uname -a
    Linux murugaraj-Inspiron-3521 3.2.0-58-generic #88-Ubuntu SMP Tue Dec 3 17:37:58 UTC 2013 x86_64 x86_64 x86_64 GNU/Linux
    murugaraj@murugaraj-Inspiron-3521:~$ lspci | grep -i wireless
    02:00.0 Network controller: Qualcomm Atheros QCA9565 / AR9565 Wireless Network Adapter (rev 01)
    murugaraj@murugaraj-Inspiron-3521:~$ rfkill list all
    1: dell-wifi: Wireless LAN
    Soft blocked: no
    Hard blocked: no
    2: dell-bluetooth: Bluetooth
    Soft blocked: no
    Hard blocked: no
    3: phy0: Wireless LAN
    Soft blocked: no
    Hard blocked: no
    4: hci0: Bluetooth
    Soft blocked: no
    Hard blocked: no

  2. #2
    Join Date
    Feb 2008
    Location
    Planet earth, for now.
    Beans
    Hidden!
    Distro
    Xubuntu

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