Date: Thu, 30 Apr 2009 08:32:36 +0200 From: =?ISO-8859-1?Q?Gustau_P=E9rez?= <gperez@entel.upc.edu> To: freebsd-usb@freebsd.org Subject: Re: Signal sensitivity problem with if_rum Message-ID: <49F94604.2030306@entel.upc.edu> In-Reply-To: <49F4B018.1000703@entel.upc.edu> References: <49F4B018.1000703@entel.upc.edu>
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> I think this is right place to post, if it is not, please let me know. > > I'm experiencing problems with two different devices using if_rum. > One is a Hercules Guillemot and the other is a Linksys Cisco WUSB54GC > > The first one is about sensitivity, which is very low: for example, > I'm detecting just two or three networks around me (with windows them > detect around 14 or 15 networks) and the reported signal is very low. > Placing the sensor very near to my wireless network AP (which is a > FreeBSD machine with atheros card placing the txpower to 20) reports a > signal quality of 50% or 60%. > Hi again, Any clue ? Can anyone point me where to start looking ? I've been looking in /usr/src/sys/dev/usb/wlan/if_rum.c (and friends) ... Regards, Gushelp
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