Setting up ZyXEL NWD2105 for CentOS-5 and Ubuntu (10.04)

driver info page: http://www.wikidevi.com/wiki/ZyXEL_NWD2105

driver installation guide: http://eimer.ch/nwd2105.html 

$ cd 2011_0107_RT3070_RT3370_Linux_STA_v2.5.0.1_DPO/

$ make; make install

$ edit /etc/Wireless/RT2870STA/RT2870STA.dat for
    SSID=_YOUR_AP's_SSID_
    NetworkType=Infra   
    WirelessMode=5
    Channel=0
    AuthMode=OPEN
    EncrypType=WEP
    DefaultKeyID=1
    Key1Type=1    # (for ASCII key)
    Key1Str=_YOUR_ASCII_PASSWORD_
$ refer to README_STA_usb for further parameter details

For CentOS-5:

$ edit /etc/modprobe.conf; append "alias ra0 rt3070sta" to it.
$ edit /etc/sysconfig/network-scripts/ifcfg-ra0:
   DEVICE='ra0'
   ONBOOT='yes'
   BOOTPROTO='dhcp'
$ edit /etc/sysconfig/network-scripts/ifup-wireless
   comment out the following two lines:
       line-65: iwconfig $DEVICE key off
       line-98: iwconfig $DEVICE essid any >/dev/null 2>&1

$ /sbin/reboot # to check if the wireless is working after reboot

For Ubuntu (10.04):

* edit /etc/modprobe.d/wireless.conf; add "alias ra0 rt3070sta" to it.
* edit /etc/network/interface:
        auto lo
        iface lo inet loopback
        auto wlan0
        iface wlan0 inet dhcp
* /etc/init.d/networking restart
* /sbin/reboot # to check if the wireless is working after reboot