lsusb Bus 001 Device 003: ID 2001:3c15 D-Link Corp. Bus 002 Device 002: ID 09da:054f A4 Tech Co., Ltd Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub Bus 002 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub iwconfig wlan0 IEEE 802.11bgn ESSID:"DIR-620-komb" Mode:Managed Frequency:2.462 GHz Access Point: 5C:D9:98:E7:44:0E Bit Rate=52 Mb/s Tx-Power=20 dBm Retry long limit:7 RTS thr:off Fragment thr:off Power Management:on Link Quality=67/70 Signal level=-43 dBm Rx invalid nwid:0 Rx invalid crypt:0 Rx invalid frag:0 Tx excessive retries:79 Invalid misc:0 Missed beacon:0