Re: can't find wireless

[Roger Heflin]

Do an ethtool -i <currentnetdevicename>

What does dmidecode look like?

The only time I have seen the device name change names like that
(without bios settings and/or hardware being rearranged) is on virtual
hosts.   So no idea what is going on there.

On Thu, Feb 18, 2021 at 11:10 AM Paolo Galtieri  wrote:
> Here's the info
>
> ip link show
> 1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN mode
> DEFAULT group default qlen 1000
>      link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
> 2: enp0s20f0u1u4: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc
> fq_codel state UP mode DEFAULT group default qlen 1000
>      link/ether 00:e0:4c:68:0b:68 brd ff:ff:ff:ff:ff:ff
> 3: vmnet1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc fq_codel
> state UNKNOWN mode DEFAULT group default qlen 1000
>      link/ether 00:50:56:c0:00:01 brd ff:ff:ff:ff:ff:ff
> 4: vmnet8: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc fq_codel
> state UNKNOWN mode DEFAULT group default qlen 1000
>      link/ether 00:50:56:c0:00:08 brd ff:ff:ff:ff:ff:ff
> 5: virbr0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc noqueue
> state DOWN mode DEFAULT group default qlen 1000
>      link/ether 52:54:00:d9:35:63 brd ff:ff:ff:ff:ff:ff
> 6: virbr0-nic: <BROADCAST,MULTICAST> mtu 1500 qdisc fq_codel master
> virbr0 state DOWN mode DEFAULT group default qlen 1000
>      link/ether 52:54:00:d9:35:63 brd ff:ff:ff:ff:ff:ff
>
> No wireless device listed
>
> iw list
>
> shows nothing
>
> rfkill
> ID TYPE      DEVICE      SOFT      HARD
>   0 bluetooth hci0   unblocked unblocked
>
> I know wireless works because I can boot the laptop to Windows 10 and it
> sees the available wireless networks.
>
> On another note the Ethernet device keeps changing name is there any way
> to stop this?
>
> Here's what it's been named so far:
>
> enp0s20f0u1u4
> enp0s20f0u5u3
> enp0s20f0u1u1
> enp0s20f0u3
> enp55s0u2u3
>
> The current name is enp0s20f0u1u4.  Every time it changes name I have to
> go fix up the DNS info.
>
> Paolo
>
> On 2/18/21 7:33 AM, Jonathan Billings wrote:
> > On Wed, Feb 17, 2021 at 02:54:19PM -0800, Paolo Galtieri wrote:
> > > So the appropriate wireless driver is loaded, however ifconfig shows the
> > > following devices:
> >
> > Instead of using the 'ifconfig' tool, try running 'ip link show'.
> > Perhaps the interface is just down.  Also, many Dells have a
> > keypress/switch to disable the wifi device, make sure it hasn't been
> > disabled.
> >
> > (In fact, stop using ifconfig entirely on Linux, ip is a much better
> > tool to use these days.)
>
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