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1 result(s) for keep-alive Message

• OPC-10000-4 – OPC Unified Architecture - Part 4: Services
  5.14.1.1 Description
  reached, a Publish request is de-queued and used to return a keep-alive Message . This keep-alive Message informs the Client that the Subscription is still active. Each keep ... notificationMessage parameter actually contains one or more Notifications , as opposed to a keep-alive Message in which this parameter contains no Notifications . The maximum keep-alive count