如何激活 D-Link DMA-121 WLAN 适配器？
thabo@Thabo-HP-Pavilion:~$ sudo lsusb -t
/: Bus 02.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/4p, 5000M
/: Bus 01.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/11p, 480M
|__ Port 3: Dev 3, If 0, Class=Video, Driver=uvcvideo, 480M
|__ Port 3: Dev 3, If 1, Class=Video, Driver=uvcvideo, 480M
|__ Port 6: Dev 4, If 0, Class=Human Interface Device, Driver=usbhid, 12M
|__ Port 6: Dev 4, If 1, Class=Human Interface Device, Driver=usbhid, 12M
|__ Port 7: Dev 5, If 0, Class=Vendor Specific Class, Driver=btusb, 12M
|__ Port 7: Dev 5, If 1, Class=Vendor Specific Class, Driver=btusb, 12M
|__ Port 7: Dev 5, If 2, Class=Vendor Specific Class, Driver=btusb, 12M
|__ Port 7: Dev 5, If 3, Class=Application Specific Interface, Driver=, 12M