{ ... }: # ha-test-node1: VMID 200, 192.168.2.200/24 { networking.hostName = "ha-test-node1"; networking.hostId = "a1b2c3d4"; # random, required by ZFS (not used here) but harmless networking.interfaces.ens18.ipv4.addresses = [{ address = "192.168.2.200"; prefixLength = 24; }]; }