There is a config option toolkit.network.manager.disable that is true by default. I've just set this to false and now the offline status is synchronised with network-manager's. Let's see how this goes.
http://kb.mozillazine.org/Toolkit.networkmanager.disable -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/384749 Title: Thunderbird does not honor network-manager offline state -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs