I'm not sure if this will help but this is what I'm getting when I use the iwconfig command:

lo no wireless extensions.

eth1 no wireless extensions.

eth0 IEEE 802.11b ESSID:"roc" Nickname:"HERMES I"
Mode:Managed Frequency:2.457GHz Access Point: 44:44:44:44:44:44
Bit Rate:11Mb/s Sensitivity:1/3
Retry limit:4 RTS thrff Fragment thrff
Power Managementff
Link Quality=0/92 Signal level=134/153 Noise level=134/153
Rx invalid nwid:0 Rx invalid crypt:0 Rx invalid frag:0
Tx excessive retries:0 Invalid misc:0 Missed beacon:0

Hope this helps.