Use these QoS fields to configure aspects of the transports (udp, shared memory, etc.) used for communication.

Basic Settings


com.rti.dds.infrastructure.TransportBuiltinQosPolicy	mask
	<<basic>> <<extension>> Specifies the built-in transports that are registered automatically when the com.rti.dds.domain.DomainParticipant is enabled.

com.rti.dds.infrastructure.TransportMulticastQosPolicy	value
	<<basic>> <<extension>> A sequence of multicast communications settings.

com.rti.dds.infrastructure.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.

com.rti.dds.infrastructure.DiscoveryQosPolicy	multicast_receive_addresses
	<<basic>> <<extension>> Specifies the multicast group addresses on which discovery-related meta-traffic can be received by the DomainParticipant.

com.rti.dds.infrastructure.DiscoveryQosPolicy	accept_unknown_peers
	<<basic>> <<extension>> Whether to accept a new participant that is not in the initial peers list.

Advanced Settings


com.rti.dds.infrastructure.TransportPriorityQosPolicy	value
	<<spec>> This policy is a hint to the infrastructure as to how to set the priority of the underlying transport used to send the data.

com.rti.dds.infrastructure.TransportSelectionQosPolicy	enabled_transports
	<<extension>> A sequence of transport aliases that specifies the transport instances available for use by the entity.

com.rti.dds.infrastructure.TransportUnicastQosPolicy	value
	<<extension>> A sequence of unicast communication settings.

com.rti.dds.infrastructure.TransportMulticastMappingQosPolicy	value
	<<extension>> A sequence of multicast communication mappings.

com.rti.dds.infrastructure.TransportMulticastQosPolicy	kind
	<<extension>> A value that specifies a way to determine how to obtain the multicast address.

com.rti.dds.infrastructure.DiscoveryQosPolicy	enabled_transports
	<<extension>> The transports available for use by the Discovery mechanism.

com.rti.dds.infrastructure.DiscoveryQosPolicy	metatraffic_transport_priority
	<<extension>> The transport priority to use for the Discovery meta-traffic.

com.rti.dds.infrastructure.DiscoveryQosPolicy	enable_endpoint_discovery
	[DEPRECATED] <<extension>> Whether to automatically enable endpoint discovery for all the remote participants.

com.rti.dds.infrastructure.DomainParticipantResourceLimitsQosPolicy	transport_info_list_max_length
	<<extension>> Maximum number of installed transports to send and receive information about in builtin.ParticipantBuiltinTopicData.transport_info.

com.rti.dds.infrastructure.DiscoveryConfigQosPolicy	locator_reachability_assert_period
	<<extension>> Period at which this DomainParticipant will assert the locators discovered from other DomainParticipants.

com.rti.dds.infrastructure.DiscoveryConfigQosPolicy	locator_reachability_change_detection_period
	<<extension>> Period at which this DomainParticipant will check if its locators are reachable from other DomainParticipants.

com.rti.dds.infrastructure.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.

com.rti.dds.infrastructure.RtpsReliableWriterProtocol_t	enable_multicast_periodic_heartbeat
	<<extension>> Whether periodic heartbeat messages are sent over multicast

com.rti.dds.infrastructure.RtpsReliableWriterProtocol_t	multicast_resend_threshold
	<<extension>> The minimum number of requesting readers needed to trigger a multicast resend

com.rti.dds.infrastructure.ChannelSettings_t	multicast_settings
	<<extension>> A sequence of com.rti.dds.infrastructure.TransportMulticastSettings_t used to configure the multicast addresses associated with a channel.

com.rti.dds.infrastructure.ChannelSettings_t	priority
	<<extension>> Publication priority