---
systemd_link__links:
  adm0: 04:00:00:f7:1c:47
  int0: 04:00:00:e4:83:d2

ifupdown2__interfaces:
  adm0:
    addresses:
      - 2a09:6840:128::10:108/64
      - 10.128.10.108/16
  int0:
    addresses:
      - 2a09:6840:206::1:4/64
      - 10.206.1.8/16
    gateways: "{{ ifupdown2__gateways.int }}"
...