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7 result(s) for Middleware

• OPC-10000-2 – OPC Unified Architecture - Part 2: Security Model
  4.5.3.3 Broker
  rules are not defined in the OPC UA specification but are defined by the Middleware . In many cases the Middleware requires the authorization of both the Publishers and the Subscribers
• OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub
  7.2.4.6.7 Status
  Description IsCyclic Boolean If TRUE the Publisher periodically updates the status. If FALSE the Middleware is responsible for detecting changes to the status. Status PubSubState The current state ... present if IsCyclic=FALSE. Timestamp UtcTime When the message was sent to the Middleware . The field is present if IsCyclic=TRUE. The field is not present if IsCyclic=FALSE. IsCyclic
• OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub
  7.2.5.5.5 Status
  message. This value is mandatory. Timestamp UtcTime When the message was sent to the Middleware . Mandatory if IsCyclic=TRUE. The field is omitted if IsCyclic=FALSE. IsCyclic Boolean If TRUE ... Publisher periodically updates the status. If FALSE the Middleware is responsible for detecting changes to the status. Status PubSubState The current state of the PubSubConnection . This value is mandatory. NextReportTime
• OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub
  7.2.5.5.6 PubSubConnection
  This value is mandatory. Timestamp UtcTime When the message was first sent to the Middleware . This value is mandatory. Connection PubSubConnectionDataType The PubSubConnectionDataType Structure is defined in 6.2.7.5.1 . The ReaderGroup
• OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub
  7.2.5.5.7 ActionMetaData
  setting in the JsonDataSetMessageContentMask . Timestamp UtcTime When the message was first sent to the Middleware . This value is mandatory. ActionTargets ActionTargetDataType[] The set of Action targets that may be executed
• OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub
  7.2.5.5.8 ActionResponder
  This value is mandatory. Timestamp UtcTime When the message was first sent to the Middleware . This value is mandatory. Connection PubSubConnectionDataType The PubSubConnectionDataType Structure is defined in 6.2.7.5.1 . Only DataSetWriters
• OPC-10000-14 – OPC Unified Architecture - Part 14: PubSub
  7.2.5.6.1 Action NetworkMessage
  This value is mandatory. Timestamp UtcTime When the message was first sent to the Middleware . This value is mandatory. ResponseAddress String The address used to send the Response messages