Use these QoS fields to configure how applications discover each other.

See Discovery Overview, in the Core Libraries User's Manual, for more information about discovery.


DDS_WireProtocolQosPolicy	participant_id
	<<basic>> <<extension>> A value used to distinguish among different participants belonging to the same domain on the same host.

DDS_WireProtocolQosPolicy	rtps_host_id
	<<extension>> The RTPS Host ID of the domain participant.

DDS_WireProtocolQosPolicy	rtps_app_id
	<<extension>> The RTPS App ID of the domain participant.

DDS_WireProtocolQosPolicy	rtps_instance_id
	<<extension>> The RTPS Instance ID of the DDS_DomainParticipant.

DDS_WireProtocolQosPolicy	rtps_well_known_ports
	<<extension>> Configures the RTPS well-known port mappings.

DDS_WireProtocolQosPolicy	rtps_reserved_port_mask
	<<extension>> Specifies which well-known ports to reserve when enabling the participant.

DDS_WireProtocolQosPolicy	rtps_auto_id_kind
	<<extension>> Kind of auto mechanism used to calculate the GUID prefix.

DDS_DiscoveryQosPolicy	enabled_transports
	<<extension>> The transports available for use by the Discovery mechanism.

DDS_DiscoveryQosPolicy	initial_peers
	<<basic>> <<extension>> Determines the initial list of peers that will be contacted by the Discovery mechanism to send announcements about the presence of this participant.

DDS_DiscoveryQosPolicy	multicast_receive_addresses
	<<basic>> <<extension>> Specifies the multicast group addresses on which discovery-related meta-traffic can be received by the DomainParticipant.

DDS_DiscoveryQosPolicy	metatraffic_transport_priority
	<<extension>> The transport priority to use for the Discovery meta-traffic.

DDS_DiscoveryQosPolicy	accept_unknown_peers
	<<basic>> <<extension>> Whether to accept a new participant that is not in the initial peers list.

DDS_DiscoveryQosPolicy	enable_endpoint_discovery
	[DEPRECATED] <<extension>> Whether to automatically enable endpoint discovery for all the remote participants.

DDS_DiscoveryConfigQosPolicy	participant_liveliness_lease_duration
	<<basic>> <<extension>> The liveliness lease duration for the participant.

DDS_DiscoveryConfigQosPolicy	participant_liveliness_assert_period
	<<basic>> <<extension>> The period to assert liveliness for the participant.

DDS_DiscoveryConfigQosPolicy	participant_announcement_period
	<<basic>> <<extension>> The period at which a participant announces itself to potential peers when using the Simple Participant Discovery Protocol 2.0 (SPDP2).

DDS_DiscoveryConfigQosPolicy	remote_participant_purge_kind
	[DEPRECATED] <<extension>> The participant's behavior for maintaining knowledge of remote participants (and their contained entities) with which discovery communication has been lost.

DDS_DiscoveryConfigQosPolicy	max_liveliness_loss_detection_period
	[DEPRECATED] <<extension>> The maximum amount of time between when a remote entity stops maintaining its liveliness and when the matched local entity realizes that fact.

DDS_DiscoveryConfigQosPolicy	initial_participant_announcements
	<<basic>> <<extension>> The number of initial announcements sent when a participant is first enabled.

DDS_DiscoveryConfigQosPolicy	new_remote_participant_announcements
	<<basic>> <<extension>> The number of participant announcements sent when a remote participant is newly discovered.

DDS_DiscoveryConfigQosPolicy	min_initial_participant_announcement_period
	<<basic>> <<extension>> The minimum period between initial announcements when a participant is first enabled or when a remote participant is newly discovered.

DDS_DiscoveryConfigQosPolicy	max_initial_participant_announcement_period
	<<basic>> <<extension>> The maximum period between initial announcements when a participant is first enabled or when a remote participant is newly discovered.

DDS_DiscoveryConfigQosPolicy	participant_reader_resource_limits
	<<extension>> Resource limits.

DDS_DiscoveryConfigQosPolicy	publication_reader
	<<extension>> RTPS protocol-related configuration settings for the RTPS reliable reader associated with a built-in publication reader.

DDS_DiscoveryConfigQosPolicy	publication_reader_resource_limits
	<<extension>> Resource limits.

DDS_DiscoveryConfigQosPolicy	subscription_reader
	<<extension>> RTPS protocol-related configuration settings for the RTPS reliable reader associated with a built-in subscription reader.

DDS_DiscoveryConfigQosPolicy	subscription_reader_resource_limits
	<<extension>> Resource limits.

DDS_DiscoveryConfigQosPolicy	participant_message_writer
	<<extension>> RTPS protocol-related configuration settings for the RTPS reliable writer associated with the built-in participant message writer. This parameter only has effect if the matching participant message reader is configured with DDS_RELIABLE_RELIABILITY_QOS DDS_ReliabilityQosPolicyKind.

DDS_DiscoveryConfigQosPolicy	publication_writer_publish_mode
	<<extension>> Publish mode policy for the built-in publication writer.

DDS_DiscoveryConfigQosPolicy	subscription_writer_publish_mode
	<<extension>> Publish mode policy for the built-in subscription writer.

DDS_DiscoveryConfigQosPolicy	asynchronous_publisher
	<<extension>> Asynchronous publishing settings for the discovery DDS_Publisher and all entities that are created by it.

DDS_DiscoveryConfigQosPolicy	default_domain_announcement_period
	<<extension>> The period to announce a participant to the default domain 0.

DDS_DiscoveryConfigQosPolicy	ignore_default_domain_announcements
	[DEPRECATED] <<extension>> Used to ignore the announcements received by a participant on the default domain 0 corresponding to participants running on domains IDs other than 0.

DDS_DiscoveryConfigQosPolicy	participant_message_reader_reliability_kind
	[DEPRECATED] <<extension>> Reliability policy for a built-in participant message reader.

DDS_DiscoveryConfigQosPolicy	participant_message_reader
	<<extension>> RTPS reliable reader protocol-related configuration settings for a built-in participant message reader. This parameter only has effect if DDS_DiscoveryConfigQosPolicy::participant_message_reader_reliability_kind is set to DDS_RELIABLE_RELIABILITY_QOS.

DDS_DiscoveryConfigQosPolicy	publication_writer
	<<extension>> RTPS protocol-related configuration settings for the RTPS reliable writer associated with a built-in publication writer.

DDS_DiscoveryConfigQosPolicy	publication_writer_data_lifecycle
	<<extension>> Writer data lifecycle settings for a built-in publication writer.

DDS_DiscoveryConfigQosPolicy	subscription_writer
	<<extension>> RTPS protocol-related configuration settings for the RTPS reliable writer associated with a built-in subscription writer.

DDS_DiscoveryConfigQosPolicy	subscription_writer_data_lifecycle
	<<extension>> Writer data lifecycle settings for a built-in subscription writer.

DDS_DiscoveryConfigQosPolicy	builtin_discovery_plugins
	<<extension>> Mask of built-in discovery plugin kinds.

DDS_DiscoveryConfigQosPolicy	service_request_writer
	<<extension>> RTPS protocol-related configuration settings for the RTPS reliable writer associated with the built-in DDS_ServiceRequest writer.

DDS_DiscoveryConfigQosPolicy	service_request_writer_data_lifecycle
	<<extension>> Writer data lifecycle settings for a built-in DDS_ServiceRequest writer.

DDS_DiscoveryConfigQosPolicy	service_request_writer_publish_mode
	<<extension>> Publish mode policy for the built-in service request writer.

DDS_DiscoveryConfigQosPolicy	service_request_reader
	<<extension>> RTPS reliable reader protocol-related configuration settings for a built-in DDS_ServiceRequest reader.

DDS_DiscoveryConfigQosPolicy	secure_volatile_writer
	<<extension>> RTPS protocol-related configuration settings for the RTPS reliable writer associated with the built-in secure volatile writer.

DDS_DiscoveryConfigQosPolicy	secure_volatile_writer_publish_mode
	<<extension>> Publish mode policy for the built-in secure volatile writer.

DDS_DiscoveryConfigQosPolicy	secure_volatile_reader
	<<extension>> RTPS reliable reader protocol-related configuration settings for the built-in secure volatile reader.

DDS_DiscoveryConfigQosPolicy	endpoint_type_object_lb_serialization_threshold
	<<extension>> Option to reduce the size required to propagate a TypeObject in Simple Endpoint Discovery

DDS_DiscoveryConfigQosPolicy	dns_tracker_polling_period
	<<extension>> Duration that specifies the period used by the DNS tracker to poll the DNS service and check for changes in the hostnames.

DDS_DiscoveryConfigQosPolicy	participant_configuration_reader
	<<extension>> RTPS protocol-related configuration settings for the RTPS reliable reader associated with a built-in participant configuration reader.

DDS_DiscoveryConfigQosPolicy	participant_configuration_reader_resource_limits
	<<extension>> Resource limits for the built-in topic participant configuration reader.

DDS_DiscoveryConfigQosPolicy	participant_configuration_writer_publish_mode
	<<extension>> Publish mode policy for the built-in participant configuration writer.

DDS_DiscoveryConfigQosPolicy	participant_configuration_writer
	<<extension>> RTPS protocol-related configuration settings for the RTPS reliable writer associated with a built-in participant configuration writer.

DDS_DiscoveryConfigQosPolicy	participant_configuration_writer_data_lifecycle
	<<extension>> Writer data lifecycle settings for a built-in participant configuration writer.

DDS_MonitoringDedicatedParticipantSettings	domain_id
	<<basic>> <<extension>> The domain ID used in the creation of RTI Monitoring Library 2.0 DDS_DomainParticipant.

DDS_MonitoringDedicatedParticipantSettings	collector_initial_peers
	<<basic>> <<extension>> Determines the initial list of peers that the discovery process will contact to send announcements about the presence of the DDS_MonitoringDistributionSettings::dedicated_participant.