@Pablo - historically there has been a lot of confusion with the various Huawei model names. It usually better to trust the output of lsusb, particularly the ISB ID part (12d1:1003 in your case) rather than the labelling on the exterior of the device.
@Sleepy John and Pablo - Mathieu's comment #201 seems relevant given and old bug report - see comment #75 in bug 430011 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/868034 Title: Huawei E220 and E1550 can't connect on Ubuntu 11.10 To manage notifications about this bug go to: https://bugs.launchpad.net/modemmanager/+bug/868034/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs