argh -- can't get wireless in someone else's house
Robert P. J. Day
rpjday at crashcourse.ca
Sat Feb 9 18:11:30 UTC 2008
i haven't had time to look into this further, but let me respond
On Sat, 9 Feb 2008, R. G. Newbury wrote:
> > Date: Fri, 8 Feb 2008 08:44:25 -0500 (EST)
> > From: "Robert P. J. Day" <rpjday at crashcourse.ca>
> > i'm embarrassed to admit that i can't, for the life of me, get a
> > wireless connection at a friend's house at the moment. updated fedora
> > 8, and a stock linksys WRT54GL. i have the SSID, i have the WEP key,
> > i even have the router password, so i've logged in and checked
> > everything -- no MAC filtering, no DHCP client limit, etc.
> > but when i try to bring up wireless, /var/log/messages shows me:
> > Feb 8 08:37:59 localhost dhclient: wmaster0: unknown hardware address type
> > 801
> > Feb 8 08:39:00 localhost dhclient: No DHCPOFFERS received.
> > i can certainly see the WAP:
> > # iwlist wlan0 scan
> > Cell 02 - Address: 00:18:39:6A:01:EF
> > ESSID:"XXXXXXXX"
> > Mode:Master
> > Channel:6
> > Frequency:2.437 GHz (Channel 6)
> > Quality=83/100 Signal level=-46 dBm Noise level=-67 dBm
> > Encryption key:on
> > Bit Rates:1 Mb/s; 2 Mb/s; 5.5 Mb/s; 11 Mb/s; 18 Mb/s
> > 24 Mb/s; 36 Mb/s; 54 Mb/s; 6 Mb/s; 9 Mb/s
> > 12 Mb/s; 48 Mb/s
> > i'm pretty much out of ideas here -- any thoughts?
> Hmmm,.."No DHCPOFFERS received."
> 1) DHCP server not turned on?? (You have likely checked that three times
it's on. and DHCP is giving out addresses to wired computers nicely.
> 2) No remaining available DHCP addresses? This one got me: I set up for
> only two then tried a new (third) unit, forgetting that the printserver was
> using the 'spare' address.
50 addresses available.
> 3) More insidious: whoever set up the Linksys turned on MAC filtering, so
> no DHCP Offer will *ever* be sent. After I fixed problem #2, it took me
> a....further...while to figure out this one. And it's kinda hidden in the
> linksys setup structure ( I use the DD-WRT BIOS on my linksys, and it is a
> little more friendly).
checked that first thing. absolutely no filtering.
> 4) I found that iwconfig is order dependent and sensitive to too many
> settings being tried at once. The ESSID setting has to be LAST. (Thank you to
> somone on this list!)
hmmmmm ... i don't remember reading that. or maybe i just glossed
over it. in any event, i did check all the basic stuff before
proceeding to whine about it. i'll play with this more this weekend.
Robert P. J. Day
Linux Consulting, Training and Annoying Kernel Pedantry
Waterloo, Ontario, CANADA
Home page: http://crashcourse.ca
Fedora Cookbook: http://crashcourse.ca/wiki/index.php/Fedora_Cookbook
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