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[ubuntu] Not able to enable wireless connection

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http://ubuntuforums.org – I am not able to enable wireless connection ... I am using a Linksys WMP11 V27 pci card that supposed to be talking to a Linksys BEFW11S4 wireless router (802.11B) ... I am able to connect directly to internet (ethernet cable hooked to this wireless router) ... but for indepedence I need to go wireless. I defined the configuration using the Network Connections ... also through ndisgtk .. can't seem to get this two to consolidate. On /var/log syslog I see .... an 22 14:27:10 ubucomputer NetworkManager: <info> Sleeping... Jan 22 14:27:10 ubucomputer NetworkManager: <info> (wlan0): now unmanaged Jan 22 14:27:10 ubucomputer NetworkManager: <info> (wlan0): device state change: 2 -> 1 (reason 37) Jan 22 14:27:10 ubucomputer NetworkManager: <info> (wlan0): cleaning up... Jan 22 14:27:10 ubucomputer NetworkManager: <info> (eth0): now unmanaged Jan 22 14:27:10 ubucomputer NetworkManager: <info> (eth0): device state change: 2 -> 1 (reason 37) Jan 22 14:27:10 ubucomputer NetworkManager: <info> (eth0): cleaning up... Jan 22 14:27:10 ubucomputer NetworkManager: <info> (eth0): taking down device. Jan 22 14:27:10 ubucomputer NetworkManager: <info> Waking up... Jan 22 14:27:10 ubucomputer NetworkManager: <info> (wlan0): now managed Jan 22 14:27:10 ubucomputer kernel: [ 247.545137] eth0: link down Jan 22 14:27:10 ubucomputer kernel: [ 247.545244] ADDRCONF(NETDEV_UP): eth0: link is not ready Jan 22 14:27:10 ubucomputer NetworkManager: <info> (wlan0): device state change: 1 -> 2 (reason 2) Jan 22 14:27:10 ubucomputer NetworkManager: <info> (wlan0): bringing up device. Jan 22 14:27:10 ubucomputer NetworkManager: <info> (wlan0): deactivating device (reason: 2). Jan 22 14:27:10 ubucomputer NetworkManager: <info> Unmanaged Device found; state CONNECTED forced. (see http://bugs.launchpad.net/bugs/191889) Jan 22 14:27:10 ubucomputer NetworkManager: <info> Unmanaged Device found; state CONNECTED forced. (see http://bugs.launchpad.net/bugs/191889) Jan 22 14 ubuadmin@ubucomputer:~$ uname -a Linux ubucomputer 2.6.31-17-generic #54-Ubuntu SMP Thu Dec 10 16:20:31 UTC 2009 i686 GNU/Linux ubuadmin@ubucomputer:~$ ubuadmin@ubucomputer:~$ sudo iwconfig lo no wireless extensions. eth0 no wireless extensions. wmaster0 no wireless extensions. wlan0 IEEE 802.11b ESSID:"" Mode:Managed Frequency:2.412 GHz Access Point: Not-Associated Tx-Power=off Retry long limit:7 RTS thr:off Fragment thr:off Encryption key:off Power Management:off 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 ubuadmin@ubucomputer:~$ ubuadmin@ubucomputer:~$ iwlist wlan0 scanning wlan0 Failed to read scan data : Network is down ubuadmin@ubucomputer:~$ sudo cat /etc/network/interfaces auto lo iface lo inet loopbackiface wlan0 inet dhcp So ... I need to guidance... please help (HowTos)