如何在ubuntu下设置usb设备

[sailershen]

我的usb 无线网卡接在linux上可以认到，但是每次都要很长时间才能识别到，在/var/log/messages文件里可以看到系统识别这个设备的过程：

代码： 全选

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Apr 16 15:23:11 sailer-laptop kernel: [  319.632184] usb 3-2: new full speed USB device using uhci_hcd and address 41
Apr 16 15:23:16 sailer-laptop kernel: [  324.851254] usb 3-2: configuration #1 chosen from 1 choice
Apr 16 15:23:16 sailer-laptop kernel: [  324.877314] scsi41 : SCSI emulation for USB Mass Storage devices
Apr 16 15:23:17 sailer-laptop kernel: [  325.296208] usb 3-2: USB disconnect, address 41
Apr 16 15:23:19 sailer-laptop kernel: [  327.556179] usb 3-2: new full speed USB device using uhci_hcd and address 42
Apr 16 15:23:24 sailer-laptop kernel: [  332.775367] usb 3-2: configuration #1 chosen from 1 choice
Apr 16 15:23:24 sailer-laptop kernel: [  332.784095] scsi42 : SCSI emulation for USB Mass Storage devices
Apr 16 15:23:25 sailer-laptop kernel: [  333.232218] usb 3-2: USB disconnect, address 42
Apr 16 15:23:27 sailer-laptop kernel: [  335.472159] usb 3-2: new full speed USB device using uhci_hcd and address 43
Apr 16 15:23:32 sailer-laptop kernel: [  340.690359] usb 3-2: configuration #1 chosen from 1 choice
Apr 16 15:23:32 sailer-laptop kernel: [  340.693519] scsi43 : SCSI emulation for USB Mass Storage devices
Apr 16 15:23:32 sailer-laptop kernel: [  341.168213] usb 3-2: USB disconnect, address 43
Apr 16 15:23:35 sailer-laptop kernel: [  343.416142] usb 3-2: new full speed USB device using uhci_hcd and address 44
Apr 16 15:23:40 sailer-laptop kernel: [  348.635232] usb 3-2: configuration #1 chosen from 1 choice
Apr 16 15:23:40 sailer-laptop kernel: [  348.638395] scsi44 : SCSI emulation for USB Mass Storage devices
Apr 16 15:23:40 sailer-laptop kernel: [  349.104180] usb 3-2: USB disconnect, address 44
Apr 16 15:23:43 sailer-laptop kernel: [  351.324141] usb 3-2: new full speed USB device using uhci_hcd and address 45
Apr 16 15:23:48 sailer-laptop kernel: [  356.544659] usb 3-2: configuration #1 chosen from 1 choice
Apr 16 15:23:48 sailer-laptop kernel: [  356.553776] scsi45 : SCSI emulation for USB Mass Storage devices
Apr 16 15:23:48 sailer-laptop kernel: [  357.040108] usb 3-2: USB disconnect, address 45
......

在设备被识别以后用lsusb命令可以看到结果：

代码： 全选

Bus 003 Device 057: ID 12d1:1411 Huawei Technologies Co., Ltd.

不知道如何手工设置这个usb设备，让系统自动识别的时间太长了。