I just pulled this out of Ubuntu, it looks promising.
Hopefully it will lead someone knowledgeable to an idea…
ubuntu@ubuntu:~$ iwconfig
lo no wireless extensions.
eth0 no wireless extensions.
wlan0 802.11bg ESSID:"bubble-machine" Nickname:"rtl8191SEVA2"
Mode:Managed Frequency=2.412 GHz Access Point: 1C:BD:B9:A6:70:E1
Bit Rate=54 Mb/s
Retry:on RTS thr:off Fragment thr:off
Power Management period:0us mode:All packets received
Link Quality=88/100 Signal level=-53 dBm Noise level=-114 dBm
Rx invalid nwid:0 Rx invalid crypt:0 Rx invalid frag:0
Tx excessive retries:0 Invalid misc:0 Missed beacon:0
pan0 no wireless extensions.