[2008.9] Wifi very unreliable

vale vales at gmx.de
Thu Oct 2 16:35:23 CEST 2008


add a sleep 500 to your loop ;)  

which image / kernel are you using?

thx

vale



Matthias Apitz wrote:
> 
> El día Thursday, October 02, 2008 a las 06:19:30AM -0700, vale escribió:
> 
>> 
>> calm down,
>> 
>> its a fact, that freerunners wlan is far away from optimum. 
>> 
>> try a wget shortly after doing ifup eth0 -> everything works
>> try wget some minutes later (no suspend/resume in between) from same
>> server
>> -> no download, even if ping still works
>> ifdown eth0, ifup eth0 -> wget works again
>> 
>> same with opkg install, update, upgrade etc.
>> 
>> under 2007.2, 2008.08, debian ...
>> 
>> -> wlan drivers not working well
> 
> I can't ACK that anymore; I have wget ten times a file of 22 MByte right
> now:
> 
> # for i in 1 2 3 4 5 6 7 8 9 10 ; do rm file ; wget
> http://albatros/share/sisis-dev/guru/file; done
> Connecting to albatros (10.0.1.98:80)
> file        100%
> |************************************************************| 22942k
> 00:00:00 ETA
> .... (10x) ....
> 
> without any kind of hick-ups;
> and the interface does not show any kind of error:
> 
> root at om-gta02:~# ifconfig eth0
> eth0      Link encap:Ethernet  HWaddr 00:12:CF:8E:FC:5F  
>           inet addr:10.0.1.217  Bcast:10.0.1.255  Mask:255.255.255.0
>           inet6 addr: fe80::212:cfff:fe8e:fc5f/64 Scope:Link
>           UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
>           RX packets:285483 errors:0 dropped:0 overruns:0 frame:0
>           TX packets:121870 errors:0 dropped:0 overruns:0 carrier:0
>           collisions:0 txqueuelen:1000 
>           RX bytes:431367301 (411.3 MiB)  TX bytes:9439240 (9.0 MiB)
> 
> root at om-gta02:~# iwlist eth0 scan
> eth0      Scan completed :
>           Cell 01 - Address: 00:04:E2:A1:76:0B
>                     ESSID:"santaclara"
>                     Mode:Master
>                     Frequency:2.442 GHz (Channel 7)
>                     Quality=16/94  Signal level=-79 dBm  Noise level=-95
> dBm
>                     Encryption key:on
>                     Extra:bcn_int=100
>                     Extra:wpa_ie=...
> 
> 
> i.e. Wifi for me it works fine now;
> 
> 	matthias
> 
> -- 
> Matthias Apitz
> Manager Technical Support - OCLC GmbH
> Gruenwalder Weg 28g - 82041 Oberhaching - Germany
> t +49-89-61308 351 - f +49-89-61308 399 - m +49-170-4527211
> e <matthias.apitz at oclc.org> - w http://www.oclc.org/
> http://www.UnixArea.de/
> b http://gurucubano.blogspot.com/
> A computer is like an air conditioner, it stops working when you open
> Windows
> Una computadora es como aire acondicionado, deja de funcionar si abres
> Windows
> 
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