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13 result(s) for LocalDiscoveryServer

• OPC-10000-4 – OPC Unified Architecture - Part 4: Services
  7.31 RegisteredServer
  isOnline flag is ignored. If a Semaphore file is provided and exists, the LocalDiscoveryServer shall save the registration information in a persistent data store that it reads whenever the LocalDiscoveryServer
• OPC-10000-6 – OPC Unified Architecture - Part 6: Mappings
  7.6 Well known addresses
  Well known addresses The Local Discovery Server (LDS) is an OPC UA Server that implements the Discovery Service Set defined in OPC 10000-4 . If an LDS is installed ... well-known addresses defined in Table 82 . Table 82 - Well known addresses for Local Discovery Servers Transport Mapping URL Notes OPC UA TCP opc.tcp://localhost:4840/UADiscovery OPC UA WebSockets opc.wss
• OPC-10000-12 – OPC Unified Architecture - Part 12: Discovery and Global Services
  3.1.14 LocalDiscoveryServer-ME (LDS-ME)
  LocalDiscoveryServer-ME (LDS-ME) a LocalDiscoveryServer that includes the MulticastExtension
• OPC-10000-12 – OPC Unified Architecture - Part 12: Discovery and Global Services
  3.1.15 MulticastExtension
  MulticastExtension an extension to a LocalDiscoveryServer that adds support for the mDNS protocol
• OPC-10000-12 – OPC Unified Architecture - Part 12: Discovery and Global Services
  4.1 Overview
  able to discover them. OPC UA Application s can exist on hosts with a LocalDiscoveryServer (see 4.2.2 ) or on hosts with a dedicated Server (see 4.2.3 ). Clients and Servers ... applications to discover registered OPC UA Application in different situations: A LocalDiscoveryServer (LDS) maintains discovery information for all applications that have registered with it, usually all applications available
• OPC-10000-12 – OPC Unified Architecture - Part 12: Discovery and Global Services
  4.2.2 Hosts with a LocalDiscoveryServer
  Hosts with a LocalDiscoveryServer Applications register themselves with the LDS on the same host if they wish to be discovered. The registration ensures that the applications are visible for local ... defines a RegisterServer2 Service which provides additional registration information. All Applications and LocalDiscoveryServer shall support the RegisterServer2 Service and, for backwards compatibility, the older RegisterServer Service . If an application encounters
• OPC-10000-12 – OPC Unified Architecture - Part 12: Discovery and Global Services
  4.3.3 Local Discovery
  might have Servers on them. In this situation the Client will look for the LocalDiscoveryServer on a host by constructing a DiscoveryUrl using the well-known addresses defined ... Client finds a LocalDiscoveryServer then it will call the FindServers Service on the LDS to obtain a list of Servers and their DiscoveryUrls . The Client would then call the GetEndpoints
• OPC-10000-12 – OPC Unified Architecture - Part 12: Discovery and Global Services
  4.3.4 MulticastSubnet Discovery
  know which hosts have Servers . In these situations, the Client will look for a LocalDiscoveryServer with the MulticastExtension on its local host and requests a list of DiscoveryUrls for Servers ... Discovery Process In this scenario the Server uses the RegisterServer2 Service to tell a LocalDiscoveryServer to announce the Server on the MulticastSubnet . The Client will receive the DiscoveryUrl and CapabilityIdentifiers
• OPC-10000-12 – OPC Unified Architecture - Part 12: Discovery and Global Services
  5.1 Overview
  Overview Each host that could have multiple discoverable applications installed should have a standalone LocalDiscoveryServer installed. The LocalDiscoveryServer shall expose one or more Endpoints which support the FindServers and GetEndpoints ... services defined in OPC 10000-4 . In addition, the LocalDiscoveryServer shall provide at least one Endpoint which implements the RegisterServer service for these applications. The FindServers Service returns the information
• OPC-10000-12 – OPC Unified Architecture - Part 12: Discovery and Global Services
  6.1 Overview
  Overview The LocalDiscoveryServer is useful for networks where the host names can be discovered. However, this is typically not the case in large systems with multiple Servers on multiple subnets
• OPC-10000-12 – OPC Unified Architecture - Part 12: Discovery and Global Services
  7.10.3 ServerConfigurationType
  Server supports. The value is the same as the value reported to the LocalDiscoveryServer when the Server calls the RegisterServer2 Service . The SupportedPrivateKeyFormats specifies the PrivateKey formats supported
• OPC-10000-12 – OPC Unified Architecture - Part 12: Discovery and Global Services
  F.2 Installation Directories on Windows
  Installation Directories on Windows The LocalDiscoveryServer executable shall be installed in the following location: %CommonProgramFiles%\OPC Foundation\UA\Discovery where %CommonProgramFiles% is the value of the CommonProgramFiles environment variable ... CommonProgramFiles(x86) environment variable is used instead. The configuration files used by the LocalDiscoveryServer executable shall be installed in the following location: %CommonApplicationData%\OPC Foundation\UA\Discovery where %CommonApplicationData
• OPC-10000-81 – OPC Unified Architecture - Part 81: UAFX Connecting Devices and Information Model
  13.2.2 Connecting to Server via LDS
  Connecting to Server via LDS All devices expose a LocalDiscoveryServer ( FindServersOnNetwork ) or the Server directly exposes the Discovery Services ( FindServers ). The Server is located following the standard procedure as defined