On Fri, 8 Feb 2008, John W. Linville wrote: > I'd have to see more of /var/log/messages, as well as iwconfig output. # iwconfig lo no wireless extensions. eth0 no wireless extensions. wmaster0 no wireless extensions. wlan0 IEEE 802.11g ESSID:"xxxxxxx" Mode:Managed Frequency:2.412 GHz Access Point: Not-Associated Tx-Power=27 dBm Retry min limit:7 RTS thr:off Fragment thr=2352 B Encryption key:3431-xxxx-xxxx-xxxx-xxxx Link Quality:0 Signal level:0 Noise level:0 Rx invalid nwid:0 Rx invalid crypt:0 Rx invalid frag:0 Tx excessive retries:0 Invalid misc:0 Missed beacon:0 where the ESSID is correct and the key is the ASCII representation of the 10-digit WEP key, which is precisely what can be read from the linksys wireless security page. from /var/log/messages, upon running system-config-network and trying to activate wlan0: ... Feb 8 13:13:47 localhost dhclient: wmaster0: unknown hardware address type 801 Feb 8 13:13:47 localhost dhclient: wmaster0: unknown hardware address type 801 Feb 8 13:13:47 localhost dhclient: DHCPDISCOVER on wlan0 to 255.255.255.255 port 67 interval 8 Feb 8 13:13:55 localhost dhclient: DHCPDISCOVER on wlan0 to 255.255.255.255 port 67 interval 12 Feb 8 13:14:07 localhost dhclient: DHCPDISCOVER on wlan0 to 255.255.255.255 port 67 interval 10 Feb 8 13:14:17 localhost dhclient: DHCPDISCOVER on wlan0 to 255.255.255.255 port 67 interval 19 Feb 8 13:14:36 localhost dhclient: DHCPDISCOVER on wlan0 to 255.255.255.255 port 67 interval 12 Feb 8 13:14:48 localhost dhclient: No DHCPOFFERS received. ... > Are they using shared-key authentication instead of open? Or > perhaps vice versa? the stock linksys firmware doesn't offer that kind of choice -- you can pick either straight WEP or a number of WPA variations or RADIUS. i'm not sure what the connecting windows system has. > Are you setting the WEP key before setting the SSID? i'm not sure what this means -- in system-config-network, i've simply filled in the appropriate values in the dialog screen. Mode: Managed SSID: Specified XXXXXXX Key: xxxxxxxxxxx and no manual selection of channel or transmit rate. this has always worked before. > Are you doing this manually? Did you stop NetworkManager before > doing any manual configuration? yes, manually, and NM and NMD are both disabled. rday -- ======================================================================== 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 ========================================================================