(In reply to Franck Bui from comment #25) > So I'm not sure what should be done next as this seems an issue with the way > the firewall is configured in the test. > > I'm assigning this to Dominik so the test is modified to ensure that the > firewall is setup to let the communication work between the 2 containers. At least the official openQA tests still fail, even with the latest Tumbleweed build, see: https://openqa.opensuse.org/tests/latest?arch=x86_64&distri=opensuse&flavor=DVD&machine=64bit&test=systemd-networkd&version=Tumbleweed#next_previous So, I'd bet the firewall is active there.