Thanks Michael. I look into it when the internet starts misbehaving. right
now everything seems to be great.
On Fri, Aug 11, 2017 at 5:03 PM, Michael Butash <
michael@butash.net> wrote:
> If you're dropping often, it's probably more an RF issue, ie. coverage
> isn't sufficient.
>
> In linux, it's easy to see your levels, use iwconfig when connected to
> wifi, and look at your Signal Level. It'll be represented as a negative
> integer, say -50 dBm. The higher the number (remember, this is negative),
> the better the connection. For instance, Cisco recommends voice coverage
> isn't lower than -65dBm for voice quality on wifi clients, so I tend to use
> that as a watermark for good/bad, but usually -40 to -65 is acceptable,
> anything over -75 means you're too far away, or there is interference to
> keep the connection.
>
> If your levels are good, and you're still dropping, I'd say look at the
> drivers and/or other causes. Watching your syslog file at networkmanager
> output when connecting/disconnecting can be telling.
>
> Also, if you're using 2.4ghz wifi (802.11b/g/n), then you're very
> susceptible to interference - microwaves, fluorescent ballasts, all sorts
> of things can cause EMI. Better to use 5ghz, but also less range than
> 2.4ghz with the higher frequency.
>
> There is a big difference in wifi dongles, usb ones in particular tend to
> be variably craptastic. This was a good look at testing between different
> usb dongles as they use them for testing wifi in enterprises I found
> recently. Long story short, try an Asus usb wifi nic, they seem to test
> best.
>
> https://netbeez.net/2016/06/01/iperf-wifi-comparison-on-
> raspberry-pi-raspberry-pi-3-vs-asus-vs-hawking-vs-linksys-vs-tp-link/
>
> HTH!
>
> -mb
>
> On Sun, Aug 6, 2017 at 5:29 PM, Michael <bmike1@gmail.com> wrote:
>
>> I moved into a new place which offers free wifi (I'm renting a room). I
>> have my wifi dongle plugged in and sometimes wifi works and sometimes it
>> doesn't. Could it be something with Linux because the woman who owns the
>> house says wifi works fine for her. I am on a guest account.
>>
>> --
>> :-)~MIKE~(-:
>>
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