Configuration reference Bootstrap configurationUpgrading from v1 configurationAggregated Discovery ServiceStatistics Listeners Statistics Listener filters Original SourceTLS Inspector Client TLS authenticationExternal AuthorizationMySQL proxyRole Based Access Control (RBAC) Network FilterTCP proxyUpstream Cluster from SNI HTTP connection manager Traffic Shifting/SplittingHTTP header sanitizingRuntime HTTP filters CORSExternal AuthorizationgRPC HTTP/1.1 bridgegRPC-JSON transcoderGzipEnvoy Header-To-Metadata FilterJWT AuthenticationRate limitRouterTap Rate limit Cluster manager StatisticsHealth checking Health checkers Access logging Format RulesDefault Format StringCommand Operators gRPC service IDL File system layoutUpdating runtime values via symbolic link swapStatistics Server Route table check tool Resource monitorsStatistics SDS serverExamples one: static_resource Well Known Dynamic Metadata