Module opcua_server::constants
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Provides constants that govern the internal workings of the server implementation.
Constants
Default, well known address for TCP discovery server
The default hello timeout period in seconds
Default keep alive count
Default maximum number of monitored items per subscription
Default maximum number of subscriptions in a session
The default size of preallocated vecs of monitored items per subscription
Default OPC UA server port for this implementation
Interval to check for HELLO timeout in millis. This can be fairly coarse because it’s not something that requires huge accuracy.
Maximum browse continuation points
Maximum data change queue allowed by clients on monitored items
Maximum history continuation points
Maximum keep alive count
Maximum number of nodes / references per node manaument operation
Maximum number of nodes in a TranslateBrowsePathsToNodeIdsRequest
Maximum query continuation points
Maximum size in bytes that a request message is allowed to be
Maximum time in MS that a session can be inactive before a timeout
Minimum publishing interval for subscriptions
Minimum sampling interval on monitored items
The polling interval in millis on subscriptions and monitored items. The more fine-grained this is, the more often subscriptions will be checked for changes. The minimum publish interval cannot be less than this.