retry kubectl apply -f "${METRICS_SERVER_CONFIG_DIR}"
  fi

  # Install Metallb if not set to install explicitly
  if [[ -z "${NOMETALBINSTALL}" ]]; then
    retry install_metallb ""
  fi

  # IPv6 clusters need some CoreDNS changes in order to work in CI:
  # Istio CI doesn't offer IPv6 connectivity, so CoreDNS should be configured
  # to work in an offline environment: