Did you try the tips in the forum post here?: http://askubuntu.com/questions/525965/huawei-e3272-ubuntu
** Tags added: vivid ** Also affects: usb-modeswitch (Ubuntu) Importance: Undecided Status: New ** Changed in: usb-modeswitch (Ubuntu) Status: New => Incomplete ** Changed in: modemmanager (Ubuntu) Status: Incomplete => New -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1404068 Title: No internet connection with Huawei E3272 4G modem To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/modemmanager/+bug/1404068/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs