Wi-Fi help.

[Linux for blind general discussion]

Before doing any of that, I recommend as root dmesg|grep -i wlan <cr>. 
Some of these systems like to rename wlan0 and give it strange names and 
this way you know what that name is and don't waste time.

On Mon, 8 Jan 2018, Linux for blind general discussion wrote:

> Date: Mon, 8 Jan 2018 00:16:29
> From: Linux for blind general discussion <blinux-list at redhat.com>
> To: Linux for blind general discussion <blinux-list at redhat.com>
> Subject: Re: Wi-Fi help.
> 
> Hi, Willem here.
> I have not used wpa_cli, but if your /etc/wpa_supplicant/wpa_supplicant.conf 
> has a valid network block, you can look at your /etc/network/interfaces to 
> see what the entry for wlan0 looks like and then take it from there.
> By the sound of it, you might not have a configuration for wlan0 in there.
> If so, add something like the below to /etc/network/interfaces and then try
> ifup wlan0
>
>
>
> iface wlan0 inet dhcp
> pre-up wpa_supplicant -iwlan0 -B -c/etc/wpa_supplicant/wpa_supplicant.conf
> post-down killall -q wpa_supplicant
> auto wlan0
> HTH, Willem
>
>
> On Sun, 7 Jan 2018, Linux for blind general discussion wrote:
>
>>  Following the guide at
>>  https://www.raspberrypi.org/documentation/configuration/wireless/wireless-cli.md,
>>  I successfully got my Raspberry Pi 3 running a near stock Raspbian
>>  Stretch Lite connected to my wireless network. Copying
>>  /etc/wpa_supplicant/wpa_supplicant.conf and running wpa_cli -i wlan0
>>  reconfigure, I repeated this on my Raspbery Pi 2 using a USB Wi-Fi
>>  dongle without any effort.
>>
>>  Now, I'm trying to repeat this on a desktop that has Wi-Fi onboard
>>  with much less success. I installed wpasupplicant and wireless-tools
>>  via Aptitude, copied over the wpa_supplicant.conf file, and ran
>>  wpa_cli -i wlan0 reconfigure to recieve the following error message:
>>
>>  Failed to connect to non-global ctrl_ifname: wlan0  error: No such
>>  file or directory
>>
>>  And running iwconfig produces the following output:
>>
>>  wlan0     IEEE 802.11  ESSID:off/any
>>           Mode:Managed  Access Point: Not-Associated   Tx-Power=0 dBm
>>           Retry short limit:7   RTS thr:off   Fragment thr:off
>>           Power Management:off
>>
>>  Neither of which is all that helpful, especially since the above
>>  mentioned successes with Raspberry Pis are the only successes I've
>>  ever had connecting a Linux machine to a wireless network.
>>
>>  So, any ideas as to what I'm doing wrong?
>>  --
>>  Sincerely,
>>
>>  Jeffery Wright
>>  President Emeritus, Nu Nu Chapter, Phi Theta Kappa.
>>  Former Secretary, Student Government Association, College of the
>>  Albemarle.
>>
>>  _______________________________________________
>>  Blinux-list mailing list
>>  Blinux-list at redhat.com
>>  https://www.redhat.com/mailman/listinfo/blinux-list
>> 
>
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