use Banglalion USB modem in Ubuntu 11.04,11.10,12.04+ .
Now you can use and it’s 100% granted. I am using in ubuntu 11.10 science 02-28-2012.
All you have to do is only two steps.
1. download this software Beceem Control Panel in your windows operating sys. Install and open this software to change the ZTE AX226 Device ID. (Skip this steps if your device not Ax226) Follow the images
Click on Edit tools , > Click on Modify usb Autoinit data
Click Read from device
gives values as shown(Vendor ID=198F and Product ID=0220) and than Click on write to Device. wait a while than close software and remove usb modem.
2. download this connection manager for banglalion in ubuntu, for AX226 / WU216 modem , for U211. (for ubuntu 11.04 you need the library file)
now go to ubuntu OS and Install this GUI in ubuntu( right click on file , go to properties and mark on the Allow executing/Is executable, than just double click and click on Run) . open your dash search wimax connection manager , type wcm and open it , next connect your usb modem in usb port. on the account tab fill the form and then click connect
that’s all you need to done with your Internet connection modem
N.B. All this informations gathered from web:
Primary sources: http://minhazulhaque.blogspot.com/
luv2know 