just for the record changing sysctl -e net.ipv6.conf.all.use_tempaddr is what causes the problem. changing 'sysctl -e net.ipv6.conf.default.use_tempaddr' does not. changing 0 -> 2 or 2 -> 0 deletes all existing addresses for an interface.
** Changed in: ifupdown (Ubuntu) Importance: Undecided => Medium -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1352255 Title: Impossible to configure network interface with only IPv6 address To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ifupdown/+bug/1352255/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
