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Scope: Core (OPC-10000-*) All specs

11 result(s) for DataSetWriterIds

OPC-10000-2 – OPC Unified Architecture - Part 2: Security Model

5.1.6 Message replay

part of all messages and thus cannot be replayed. OPC UA PubSub uses PublisherIds , DataSetWriterIds , Timestamps , network message numbers and sequence numbers in published messages. When Messages are optionally signed
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

6.2.4.1 DataSetWriterId

unique across all DataSetWriters for a PublisherId . All values, except for 0, are valid DataSetWriterIds . The value 0 is defined as null value. The DataSetWriterId shall be within the range
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

6.3.1.1.3 DataSetOrdering

specified. AscendingWriterId 1 DataSetMessages are ordered ascending by the value of their corresponding DataSetWriterIds . AscendingWriterIdSingle 2 DataSetMessages are ordered ascending by the value of their corresponding DataSetWriterIds and only ... shall fill up each NetworkMessage with DataSets with an ascending order of the related DataSetWriterIds as long as the accumulated DataSet sizes will not exceed the MaxNetworkMessageSize . The different options
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

7.2.4.4.2 NetworkMessage layout

security key in a SecurityGroup . The relation to the SecurityGroup is done through DataSetWriterIds contained in the NetworkMessage . If bit 1 and 2 of the SecurityFlags are 0, the SecurityTokenId
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

7.2.4.5.2 DataSet payload header

NetworkMessage shall contain at least one DataSetMessage if the NetworkMessage type is DataSetMessage payload. DataSetWriterIds UInt16 [Count] List of DataSetWriterIds contained in the NetworkMessage . The size of the list
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

7.2.4.6.9 DataSetWriter configuration announcement message

WriterGroup changed. Table 175 - DataSetWriter configuration announcement message structure Name Type Description DataSetWriterIds UInt16[] DataSetWriterIds contained in the configuration information. The field is encoded as Array with number of elements ... Status codes indicating the capability of the Publisher to provide configuration information for the DataSetWriterIds . The size of the array shall match the size of the DataSetWriterIds array
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

7.2.4.6.12.2 Traffic reduction

multicast or broadcast communication. A Subscriber should cache configuration information for PublisherId and DataSetWriterIds of interest. If a Subscriber requires information from Publishers after a startup or version change detection
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

7.2.4.6.12.4 Publisher information probe message

Table 180 . Table 180 - DataSetWriter settings for Publisher information probe Name Type Description DataSetWriterIds UInt16[] List of DataSetWriterIds the information is requested for. The field is encoded as Array with
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

9.1.3.7.5 ReserveIds Method

ReserveIds Method This Method reserves unique WriterGroupIds and DataSetWriterIds to allow PubSub configuration applications to apply unique Ids to new PubSub configuration elements when preparing a update to the PubSub ... UInt16 NumReqWriterGroupIds, [in] UInt16 NumReqDataSetWriterIds, [out] BaseDataType DefaultPublisherId, [out] UInt16[] WriterGroupIds, [out] UInt16[] DataSetWriterIds ); Argument Description TransportProfileUri Transport protocol and message mapping profile scope for the ID request. NumReqWriterGroupIds
OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub

A.2.1.8 Example fixed message layout without security

calculated. The Payload Header ( Count and Sizes for the DataSetMessages and DataSetWriterIds ) is deactivated and the Subscriber has to retrieve this information through the DataSetMetaData , DataSetWriter and WriterGroup settings
OPC-10000-81 – OPC Unified Architecture - Part 81: UAFX Connecting Devices and Information Model

6.2.4.3.4.2 PubSub

default value for each requested TransportProfileUri for the PublisherId , the reserved WriterGroupIds , and DataSetWriterIds in the output Argument ReserveCommunicationIdsResults . Additionally, if the RequestTransportSpecificInfo is set to TRUE in the request