# No caCertificates when mode is mutual at port level
apiVersion: networking.istio.io/v1alpha3
kind: DestinationRule
metadata:
  name: db-mtls
spec:
  host: mydbserver.prod.svc.cluster.local
  trafficPolicy:
    portLevelSettings:
      - port:
          number: 443
        tls:
          mode: MUTUAL
          clientCertificate: /etc/certs/myclientcert.pem
          privateKey: /etc/certs/client_private_key.pem
          sni: my-nginx.mesh-external.svc.cluster.local
