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From: The Natural Philosopher <tnp@invalid.invalid>
Newsgroups: comp.sys.raspberry-pi
Subject: Re: Dual wifi connections in Bookworm
Date: Mon, 25 Nov 2024 19:21:35 +0000
Organization: A little, after lunch
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On 25/11/2024 16:30, bp@www.zefox.net wrote:
> bp@www.zefox.net wrote:
>>
>> Between what ifconfig reports and wavemon displays I tend to think
>> the unused interface is inactive. However, I'm not certain.
>>
> 
> Something else is going on. Placed in scan mode, the external usb-wifi adapter is reporting
> non-existent access points:
> 
> ATTKXEBVbA       DC:8D:8A:5A:D6:D4  54%, -72 dBm, ch   1, 2412 MHz 43% chan, Radio Measure, Spectrum Mgmt
That's a Nokia device. Possibly a smart phone being used as an access point

> d-link.zefox.net 00:13:46:86:6D:0C  96%, -43 dBm, ch   2, 2417 MHz ESS

Thats a Pi set up badly

> millerhome2      F0:72:EA:49:C6:4A  54%, -72 dBm, ch   6, 2437 MHz ESS, Radio Measure
> <hidden ESSID>   7C:9A:54:FC:7E:7F  70%, -61 dBm, ch  11, 2462 MHz ESS, Radio Measure, Spectrum Mgmt
> <hidden ESSID>   7C:9A:54:FC:7E:7E  70%, -61 dBm, ch  11, 2462 MHz ESS, Radio Measure, Spectrum Mgmt
> <hidden ESSID>   7C:9A:54:FC:7E:7C  71%, -60 dBm, ch  11, 2462 MHz ESS, Radio Measure, Spectrum Mgmt
> <hidden ESSID>   7C:9A:54:FC:7E:7A  71%, -60 dBm, ch  11, 2462 MHz ESS, Radio Measure, Spectrum Mgmt
> cross            7C:9A:54:FC:7E:79  71%, -60 dBm, ch  11, 2462 MHz ESS, Radio Measure, Spectrum Mgmt
Those are all MAC addtreses from Vantiva, which sells broadband . 
Presumably they have some routers nearby


> ATTKXEBVbA       DC:8D:8A:5A:D6:D4  56%, -71 dBm, ch  36, 5180 MHz 20% chan, Radio Measure, Spectrum Mgmt

That's a Nokia device. Possibly a smart phone being used as an access point


> <hidden ESSID>   7C:9A:54:FC:7E:87  60%, -68 dBm, ch  44, 5220 MHz ESS, Radio Measure, Spectrum Mgmt
> <hidden ESSID>   7C:9A:54:FC:7E:84  60%, -68 dBm, ch  44, 5220 MHz ESS, Radio Measure, Spectrum Mgmt
> cross            7C:9A:54:FC:7E:81  61%, -67 dBm, ch  44, 5220 MHz ESS, Radio Measure, Spectrum Mgmt
> <hidden ESSID>   7C:9A:54:FC:7E:86  63%, -66 dBm, ch  44, 5220 MHz ESS, Radio Measure, Spectrum Mgmt

More Manitiva shit


> d-link.zefox.net 00:13:46:86:6D:0C  96%, -43 dBm, ch 108, 5540 MHz ESS
> d-link.zefox.net 00:13:46:86:6D:0C  97%, -42 dBm, ch 157, 5785 MHz ESS
> 
That's a pi set up badly I think

> The last two entries appear to be duplicates of the second, with a wrong frequency attribution: my
> AP can't use 5 GHz.
> 
I didn't see your access point in there at all.

What is its SSID?

> Anybody got an idea what's going on?
> 
> Thanks for reading!
> 
> bob prohaska
> 
> 
> 

-- 
“It is hard to imagine a more stupid decision or more dangerous way of 
making decisions than by putting those decisions in the hands of people 
who pay no price for being wrong.”

Thomas Sowell