I haven't tested this patch, but fanctl had the same issue, and I believe the fix is that the subnet math has to be "overlay_width + ( 32 - underlay_width )", not "overlay_width + underlay_width".
Patch attached. ** Patch added: "fanatic patch" https://bugs.launchpad.net/ubuntu/+source/ubuntu-fan/+bug/1584092/+attachment/4667027/+files/fanatic.patch -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1584092 Title: Docker misconfigured when using non-default overlay/underlay netmask size To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-fan/+bug/1584092/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
