This EventTypeis defined in OPC 10000-3. Its representation in the AddressSpaceis formally defined in Table 26.

Table 26– AuditChannelEventType Definition

Attribute

Value

BrowseName

AuditChannelEventType

IsAbstract

True

References

NodeClass

BrowseName

DataType

TypeDefinition

ModellingRule

Subtype of the AuditSecurityEventType defined in 6.4.4, which means it inherits the InstanceDeclarations of that Node.

HasSubtype

ObjectType

AuditOpenSecureChannelEventType

Defined in 6.4.6

HasProperty

Variable

SecureChannelId

String

PropertyType

Mandatory

This EventTypeinherits all Propertiesof the AuditSecurityEventType. Their semantic is defined in 6.4.4. The SourceNode Propertyfor Eventsof this type shall be assigned to the Server Object. The SourceNamefor Eventsof this type shall be “SecureChannel/” and the Servicethat generates the Event(e.g. SecureChannel/OpenSecureChannelor SecureChannel/CloseSecureChannel). If the ClientUserId is not available for a CloseSecureChannelcall, then this parameter shall be set to ”System/CloseSecureChannel”.

The SecureChannelIdshall uniquely identify the SecureChannel. The application shall use the same identifier in all AuditEventsrelated to the Session Service Set (AuditCreateSessionEventType, AuditActivateSessionEventType and their subtypes) and the SecureChannel Service Set (AuditChannelEventType and its subtypes).