AP scanning using Spectrum24 CF

Jesus Molina chus at cs.umd.edu
Tue Oct 15 02:38:03 EST 2002


Hello,

The patched version of Pavel Roskin's Spectrum24 CF with Moustafa's AP
scanning support can be found at
http://www.glue.umd.edu/~chus/Spectrum.html. It works fine for Spectrum24
CF.

Thanks everyone, specially Moustafa, for your help,

-Jesus


On Fri, 11 Oct 2002, Moustafa A. Youssef wrote:

> Hi,
> 	The problem is that the driver assumes that, for scanning
> purposes, any firmware that's not Agere is Intersil. Adding a new
> structure for the Symbol firmware should solve the problem. I worked this
> out with Jesus and it works fine.
> 	I still need to test it on other Symbol-based cards. I don't have
> any available now so I'll make the patch available and please send me your
> test results on Symbol cards.
>
> Best,
> 	Moustafa
>
> On Thu, 10 Oct 2002, Jesus Molina wrote:
>
> >
> > Hello,
> >
> > I am trying to use the AP scanning feature under Spectrum24 CF from
> > Symbol.
> > I am using RH8.0, kernel 2.4.18-14 patched to provide wireless extensions
> > v14, wireless tools v25.
> > I am using the driver created by Pavel Roskin. This driver uses the
> > orinoco drivers low level primitives. I patched the orinoco drivers
> > (hermes.c, orinoco.h and headers) with the morinoco patch, from Moustafa
> > Youssef (http://www.cs.umd.edu/~moustafa/morinoco/morinoco.html). My
> > orinoco card, which uses orinoco_cs with the same low level orinoco.o and
> > hermes.o detect all the AP without problems, by issuing
> > iwlist eth1 scanning
> >
> > However, when I use my spectrum24 card, iwlist eth1 scanning returns a
> > lsit of Fake APs with random junk (incorrect essids, etc).
> > My first guess is that Spectrum24 Firmware (which is uploaded by the
> > driver every time) didnt support AP scanning. But using the latests
> > drivers on an XP machine showed all the access points, and the guy from
> > Symbol I talked to claims the feature is supported. The firmware
> > from the latest drivers for XP matches the ones Pavel uses in his linux
> > drivers,
> >
> > Any suggestions? I have no clue why this feature doesnt work in the Symbol
> > card. Is there any way to debug where is the problem?
> > Is there any CF wireless cards whose linux drivers support AP scanning?
> > (with or without patching, but tested)
> >
> > Thanks,
> >
> > Jesus
> >
> >
> >
> >
> >
> >
>
>




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