Download Firefox: WindowsMac OS X
logo       
Google Custom Search
    AddThis Social Bookmark Button

Re: could not see RTS/CTS frames!?: msg#00017

Subject: Re: could not see RTS/CTS frames!?
It seems that I need to spend more time to dig those cards and tools.

Your valuable time is really appreciated!

Xinwen Fu

Pavel Roskin <proski-mXXj517/zsQ@xxxxxxxxxxxxxxxx> said:

> On Thu, 15 Apr 2004, Fu, Xinwen wrote:
> 
> > > Sorry for false alarm.  It was an a setting in Ethereal that I forgot to
> > > unset.  It was filtering out control frames for the IP address I was 
using
> > > with orinoco but not with hostap.
> > >
> > > It's still possible that some firmwares don't report control frames.
> > >
> > > As a positive side effect, I've added hostap support for dump_srec, so
> > > it's now possible to dump and compare RIDs under hostap and orinoco
> > > drivers.  Also, the new "--format" option for dump_srec can be used to
> > > dump RIDs in the specified format.
> > >
> > I have a few questions:
> > 1. What is the pcmcia card you are using for your orinoco driver? I'd 
like to
> > buy one.
> 
> I have many cards.  I think I'm a wrong person to ask this question
> because I tend to buy cards people have problems with.  I'm not using any
> wireless networks permanently, so I cannot tell much about long term
> stability of my cards.
> 
> Just to answer your question, Orinoco Silver card with 8.72 firmware is
> quite good compared to others in terms of stability.
> 
> >    I'm using WaveLan Turbo 11Mb silver with a firware version 4.52 
(reported
> > by orinoco driver). I'm buying a proxim 8470-WD and SENAO SL-2511CD Plus. 
Any
> > experience with these two cards?
> 
> No experience whatsoever.
> 
> > 2. What is your ethereal reporting after you capture those raw frames in 
the
> > monitor mode?
> >
> >    In my case (ethereal-0.10.0a with name resolution disabled), each 
frame's
> > protocol is labelled as "SLL". No more detailed information such as ACK,
> > RTS/CTS, etc.
> 
> That's the typical output of tethereal when the card is in monitor mode:
> 
>   4.641960 Agere_0d:1a:ac -> Broadcast    IEEE 802.11 Beacon frame
>   4.685877 Cisco_fa:a5:5e -> Broadcast    IEEE 802.11 Beacon frame
>   4.709418 LucentTe_f0:34:d2 -> Broadcast    IEEE 802.11 Beacon frame
>   4.711076 AttBellL_2b:5e:6d -> Spanning-tree-(for-bridges)_00 IEEE 802.11 
Data
> 
> In other words, the packets are recognized properly.
> 




-------------------------------------------------------
This SF.Net email is sponsored by: IBM Linux Tutorials
Free Linux tutorial presented by Daniel Robbins, President and CEO of
GenToo technologies. Learn everything from fundamentals to system
administration.http://ads.osdn.com/?ad_id=1470&alloc_id=3638&op=click


<Prev in Thread] Current Thread [Next in Thread>