5.3.1.1 Duplex Enumeration

The Duplex is an enumeration representing the configured, negotiated, or actual duplex mode of an Ethernet interface (aDuplexStatus is defined in IEEE 802.3-2022, 30.3.1.1.32, aDuplexStatus). The values of the Duplex Enumeration are defined in Table 18.

Table 18 – Duplex Values
NameValueDescription
Full0Full duplex.
Half1Half duplex.
Unknown2Link is currently disconnected or initializing.

Its representation in the AddressSpace is defined in Table 19.

Table 19 – Duplex Definition
Attribute Value
BrowseNameDuplex
IsAbstractFalse
References NodeClass BrowseName DataType TypeDefinition Other
Subtype of the Enumeration type defined in OPC 10000-5
HasPropertyVariableEnumValuesEnumValueType[]PropertyType
Conformance Units
BNM Ethernet Base Info