METALLB_IPS4+=("$ip")
    done < <(cidr_to_ips "$DOCKER_KIND_SUBNET" | tail -n 100)
    METALLB_IPS6=()
    if [[ "$(docker inspect kind | jq '.[0].IPAM.Config | length' -r)" == 2 ]]; then
      # Two configs? Must be dual stack.
      DOCKER_KIND_SUBNET="$(docker inspect kind | jq '.[0].IPAM.Config[1].Subnet' -r)"
      while read -r ip; do
        METALLB_IPS6+=("$ip")
      done < <(cidr_to_ips "$DOCKER_KIND_SUBNET" | tail -n 100)
    fi