Tested it, but didn't fix the issue. More information tomorrow, as I just wiped out my complete comment (due to my deactivated network connection) that I wrote the past half an hour -,- for now just dmesg and messages.log Logs. I hope there is not .. too much information in my messages.log.
** Attachment added: "dmesg_2012_08_10.log" https://bugs.launchpad.net/ubuntu/+source/modemmanager/+bug/816400/+attachment/3255162/+files/dmesg_2012_08_10.log -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/816400 Title: NM can't power off Ericsson F3507g WWAN (but can power it on) To manage notifications about this bug go to: https://bugs.launchpad.net/network-manager/+bug/816400/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs