Configuration reference Overview ExampleManagement serverManagement Server UnreachabilityStatus OverviewListener discovery service (LDS) Original DestinationProxy Protocol Network filters EchoMongo proxyRate limitRedis proxyThrift proxyZooKeeper proxy OverviewHTTP header manipulationStatisticsRoute discovery service (RDS) BufferDynamoDBFault InjectiongRPC HTTP/1.1 reverse bridgegRPC-WebHealth checkIP TaggingLuaRole Based Access Control (RBAC) FilterSquash Thrift filters Router OverviewCluster discovery serviceCircuit breaking Redis ConfigurationFormat StringsFormat Dictionaries Rate limit service Runtime CommentsUsing runtime overrides for deprecated features Statistics File system Overload manager Overload actions Secret discovery service (SDS) SDS ConfigurationExamples two: SDS server