SNI Cluster =========== SNI Cluster :ref:`configuration overview `. This extension does not have a structured configuration, `google.protobuf.Empty `_ should be used instead. .. _extension_envoy.filters.network.sni_cluster: This extension may be referenced by the qualified name *envoy.filters.network.sni_cluster* .. note:: This extension has an unknown security posture and should only be used in deployments where both the downstream and upstream are trusted.