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

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OPC-10000-4 – OPC Unified Architecture - Part 4: Services

5.5.2.1 Description

each Server that they provide access to plus (optionally) a record that allows the Gateway Server to be accessed as an ordinary OPC UA Server . Non-transparent redundant Servers shall ... require transport layer security. Some Servers may be accessed via a Gateway Server and shall have a value specified for gatewayServerUri in their ApplicationDescription (see 7.2 ). The discoveryUrls provided