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Thread: 18.04lts wireless adaptor not shown

  1. #1
    Join Date
    Aug 2012
    Beans
    179

    18.04lts wireless adaptor not shown

    Dell Inspiron Laptop - previously running Windows10 rj45 & wireless
    Clean install of 18.04.04LTS
    Connected automatically to rj45 - netplan
    Wireless not being recognized

    Code:
    :~$ sudo lshw -C network
      *-network
           description: Ethernet interface
           product: RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller
           vendor: Realtek Semiconductor Co., Ltd.
           physical id: 0
           bus info: pci@0000:08:00.0
           logical name: enp8s0
           version: 03
           serial: 00:26:b9:a1:14:6a
           size: 1Gbit/s
           capacity: 1Gbit/s
           width: 64 bits
           clock: 33MHz
           capabilities: pm msi pciexpress msix vpd bus_master cap_list rom 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/rtl8168d-1.fw ip=192.168.1.87 latency=0 link=yes multicast=yes port=MII speed=1Gbit/s
           resources: irq:17 ioport:3000(size=256) memory:f6004000-f6004fff memory:f6000000-f6003fff memory:c0000000-c001ffff
      *-network
           description: Network controller
           product: BCM4312 802.11b/g LP-PHY
           vendor: Broadcom Inc. and subsidiaries
           physical id: 0
           bus info: pci@0000:0e:00.0
           version: 01
           width: 64 bits
           clock: 33MHz
           capabilities: pm msi pciexpress bus_master cap_list
           configuration: driver=b43-pci-bridge latency=0
           resources: irq:18 memory:fa000000-fa003fff
    What can I check?
    Thanks
    Frank
    Last edited by wildmanne39; June 24th, 2020 at 01:38 AM.

  2. #2
    Join Date
    Feb 2008
    Location
    Texas
    Beans
    28,976
    Distro
    Ubuntu 18.04 Bionic Beaver

    Re: 18.04lts wireless adaptor not shown

    Please use code tags - if you are using New Reply button - highlight text and use the # button in the text box header.

    If using Quick Reply then [code] at the beginning and [/code] at the end.

    Hi, please click on the wireless script in my signature, follow the directions to run it and post the results back here using the pastebin link created.

  3. #3
    Join Date
    Aug 2005
    Location
    South Carolina, USA
    Beans
    25,391
    Distro
    Ubuntu 20.04 Focal Fossa

    Re: 18.04lts wireless adaptor not shown

    product: BCM4312 802.11b/g LP-PHY
    vendor: Broadcom Inc. and subsidiaries
    Please check here: https://ubuntuforums.org/showthread.php?t=2214110
    "Oh, Ubuntu, you are my favorite Linux-based operating system" --Dr. Sheldon Cooper, Ph.D., Sc.D.

  4. #4
    Join Date
    Aug 2012
    Beans
    179

    Re: 18.04lts wireless adaptor not shown

    chili555
    Followed your advice. I've got the adaptor showing now but it's not associated. Since it's working with the ethernet I'll leave for now
    Thanks

  5. #5
    Join Date
    Aug 2012
    Beans
    179

    Re: 18.04lts wireless adaptor not shown

    Installed wpasupplicant; rebooted; it worked!!!
    Thanks
    Frank

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