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To: Duncan Barclay <dmlb@dmlb.org>
Cc: Warner Losh <imp@village.org>, mobile@FreeBSD.ORG,
	Wesley Morgan <morganw@chemicals.tacorp.com>,
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Subject: Re: ray committed
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> > I also have a wireless link with the older pre802.11 wavelan cards at
> > 2.4GHz to a friends house.  Maybe that is impacting things.
> 
> This could be a problem. Do you know if these are frequency hopping or
> direct sequence? If frequency hopping they are likely to be interfering.

All Wavelan cards are SS/DS cards.  And, the SS/DS cards seem to be
almost impervious to most 'generic' noise in our experiments.

> How long is the link? 802.11 was designed for a couple of 100m - this is not
> just Tx power/Rx sensitivity but stuff like
>         resiliance to fading channels
>         resiliance to mutli-path
>         timing parameters (remember 150m/microsecond)
>         ...

True, but I know alot of folks who are going *MILES* with the cards,
w/no significant negative side-effects.


Nate


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