This container can be pulled via:
  docker pull registry.opensuse.org/home/spacemule/branches/opensuse/templates/images/tumbleweed/containers/opensuse/iptables:1.8.10
  docker pull registry.opensuse.org/home/spacemule/branches/opensuse/templates/images/tumbleweed/containers/opensuse/iptables:1.8.10.3.2
  docker pull registry.opensuse.org/home/spacemule/branches/opensuse/templates/images/tumbleweed/containers/opensuse/iptables:latest

Set DOCKER_CONTENT_TRUST=1 to enable image tag verification.