root@OpenWrt:~# iwconfig eth1
eth1      IEEE 802.11-DS  ESSID:"UP_Wi-Fi"
          Mode:Managed  Frequency:2.457 GHz  Access Point: 00:0E:6A:28:7C:BE
          Tx-Power:18 dBm
          RTS thr=2347 B   Fragment thr=2346 B
          Encryption key:7061-6369-4669-636F-3277-6946-69
          Link Signal level:-85 dBm  Noise level:-89 dBm
          Rx invalid nwid:0  Rx invalid crypt:0  Rx invalid frag:0
          Tx excessive retries:247  Invalid misc:0   Missed beacon:0