Step 4: easily implement WPA wireless Internet access under UbuntuLinux

Article title: WPA wireless Internet access under UbuntuLinux in four steps. Linux is a technology channel of the IT lab in China. Includes basic categories such as desktop applications, Linux system management, kernel research, embedded systems, and open source.

How to use a wireless network in wpa mode.

1. install wpa_supplicant

Apt-get install wpasupplicant

2. create/etc/wpa_supplicant.conf, which includes the following content:

Network = {

Ssid = "your wireless network ssid"

Psk = "your wpa password"

Key_mgmt = WPA-PSK

Proto = WPA

Pairwise = TKIP

}

3. edit/etc/network/interfaces

Iface eth1 inet dhcp

Pre-up wpa_supplicant-Bw-Dwext-ieth1-c/etc/wpa_supplicant.conf

Post-down killall-q wpa_supplicant

Note: eth1 is your network card, and assume that you use dhcp protocol.

4. start your Nic

Ifup eth1

If necessary, disable your wired network (ifdown eth0) to prevent routing problems.