blobmsg_add_u32(&b, "metric", iface->metric);
blobmsg_add_u32(&b, "dns_metric", iface->dns_metric);
blobmsg_add_u8(&b, "delegation", !iface->proto_ip.no_delegation);
blobmsg_add_u32(&b, "metric", iface->metric);
blobmsg_add_u32(&b, "dns_metric", iface->dns_metric);
blobmsg_add_u8(&b, "delegation", !iface->proto_ip.no_delegation);