I have the same problem with two Huawei umts sticks and an internal umts modem (Samsung). The modem connects for the first time, but won't a second time most of the times. Killing modem-manager solves the problem.
-- USB Modem wont connect after modem hangup https://bugs.launchpad.net/bugs/566812 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
