Help debugging / correcting wireless speed issue (SUCCESS)

Rolf Turner r.turner at auckland.ac.nz
Tue Mar 18 06:08:41 UTC 2014


On 18/03/14 15:34, Ed Greshko wrote:
> On 03/18/14 10:14, CS_DBA wrote:
>>
>> On 03/17/2014 06:57 PM, Ed Greshko wrote:
>>> On 03/18/14 08:51, Rolf Turner wrote:
>>>> I had (I think) a similar problem and was advised (by "poma") to use "blacklist":
>>> That will work.  However, IMHO, using the GUI is far simpler and easily reversible for testing purposes.  Just my opinion.
>>>
>>>
>>
>> I did not see a way to do it via the gui but creating the blacklist file worked and my new wireless dongle works great!
>>
>
> Happy to hear all is now working.....
>
> FWIW, if you go to here....
>
> https://drive.google.com/folderview?id=0B2H9v1dYNcvpd1FpczJ0QklJelE&usp=sharing
>
> You'd see 3 snapshots of the Network Manager GUI on KDE.
>
> one6.jpeg shows 2 wireless links up and configured and attached to an AP.
>
> one7.jpeg shows the one link with its associated "Disconnect" button displayed.  After clicking on it....
>
> one8.jpeg shows that interface disconnected and it will remain disconnected until manually re-connected.
>
> And.....
>
> [egreshko at meimei 2014]$ iwconfig
> wlp4s0    IEEE 802.11bgn  ESSID:off/any
>            Mode:Managed  Access Point: Not-Associated   Tx-Power=20 dBm
>            Retry  long limit:7   RTS thr:off   Fragment thr:off
>            Power Management:off
>
> lo        no wireless extensions.
>
> p128p1    no wireless extensions.
>
> wlp0s26u1u4  IEEE 802.11bgn  ESSID:"misty-net"
>            Mode:Managed  Frequency:2.412 GHz  Access Point: AC:22:0B:D1:5D:70
>            Bit Rate=72.2 Mb/s   Tx-Power=20 dBm
>            Retry  long limit:7   RTS thr:off   Fragment thr:off
>            Power Management:on
>            Link Quality=70/70  Signal level=-35 dBm
>            Rx invalid nwid:0  Rx invalid crypt:0  Rx invalid frag:0
>            Tx excessive retries:6  Invalid misc:18   Missed beacon:0
>
>
> Shows the interface to be "idle"


Since I don't use the KDE desktop (I use Mate) I would presume that the 
forgoing is of no relevance to me.  (Unless I were to switch over to 
KDE, which I am not inclined to do on the basis of "Better the devil you 
know ....)

This is an academic question only in my case, since I have WiFi working 
from a USB plugin device with no problem.

cheers,

Rolf



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