Re: Power on bar

[Dan Williams <dcbw redhat com>]

On Thu, 2009-04-23 at 22:33 +0300, Maxim Levitsky wrote:
> On Wed, 2009-04-22 at 19:48 -0400, Dan Williams wrote:
> > On Sat, 2009-04-18 at 23:15 +0200, Josu Lazkano wrote:
> > > Hello everybody, I am new in this mail list.
> > > 
> > > I want to know if is posible to add the power level (on numbers) on
> > > the bar for each wifi.
> > 
> > You mean an actual % number in addition to the bars?  It's possible of
> > course, but I also tend to think it's pretty misleading.  Signal
> > strength is pretty ambiguous and you can't really read anything from the
> > difference between 50% to 55%.  Given that, I also tend to think that
> > people wanting more specific signal strength probably want to use a
> > different tool that gives them direct dBm or RSSI in addition to NM.  We
> > could display that sort of thing in the Information dialog though.
> > 
> > Dan
> 
> 
> It would be very useful.
> Here at university, sometimes AP are weak, but following rule always
> works:
> 
> 
> -79dBm  -   -82dBm  - works fine
> -83dBm  -   -85dBm  - works at low speeds
> -86dBm  -   -89dBm  - hardly works at all
> -90dBm  -   ...     - doesn't work
> 
> NM shows all these as two bars (sometimes one)

Sounds like your driver is not doing the right thing, or that NM has a
bug in how it interprets signal strength.  What hardware, kernel
version, and driver are you using?

Dan