E420-tkinkpad for wireless Internet access in ubuntu 10.04

E420-tkinkpad to achieve wireless Internet access in ubuntu 10.04 recently in the E420-i3 installed ubuntu10.04 system (and win7 constitute a dual system), installed after the discovery that can not wireless Internet access, using the ifconfig command can not find wlan Equipment, this indicates that the wireless network card is not recognized. Baidu has many methods. After a long time, I finally got it done. The procedure is as follows. The NIC model is rtl8192ce, which can be viewed under the win7 system. Open the Device Manager and find the network device. The NIC driver information contains. Download the rtl8192celinuxdriver rtl8192cefrom www.2cto.com 1、. you can search for it on Baidu or find it in my resources. Decompress the package and enter the folder.
2. If you execute sudo make, there will be no problem. If you execute sudo make install again, errors such as kernel/bounds. c' cannot be found. 3. After an error occurs, run sudo cp HAL/rtl8192/r8192ce_pci.ko/lib/modules/2.6.32-38-generic/kernel/net/wireless/to copy the compiled driver to the system directory. Run www.2cto.com sudo cp-rf firmware/RTL8192CE // lib/firmware/4 and sudo depmod-acd HAL/rtl8192/sudo insmod r8192ce_pci.ko.
5. In the upper-right corner of the screen, you should be able to find the wireless network. The next step is to install the win7 system in the same way. Select the wireless network and enter the password. OK, wireless Internet access is my solution. I hope it will be useful to you. enjoy you ~~~ Www.2cto.com 6. In order to automatically load the driver of the wireless network card in the system, add some information in the startup script. Sudo gedit/etc/rc. add the module loading command sudo insmod/lib/modules/2.6.32-38-generic/kernel/net/wireless/r8192ce_pci.ko to the line before exit0 and save and quit, in this way, the system starts to load the NIC Driver.