Okay, I hoped it would attach the USB ID, but could you find it by running "lsusb" in a terminal?
And add debug logs of when it happens as described in comment #6. ** Changed in: modemmanager (Ubuntu) Status: New => Incomplete -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1071853 Title: Huawei K3565 Rev 2: Randomly disconnects from mobile broadband network and behaves as if USB modem physically disconnected To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1071853/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs