OPC Unified Architecture – Part 22: Base Network Model
5.3.3 OptionSets
5.3.3.1 LldpSystemCapabilitiesMap
The LldpSystemCapabilitiesMapOptionSet is based on UInt32. It is used to represent the bitmap for the capabilities of a system as defined in IEEE 802.1AB-2016. All possible options for the LldpSystemCapabilitiesMap are formally defined in Table 48.
Table 48 – LldpSystemCapabilitiesMap OptionSet
Value
Bit No.
Description
Other
0
System has capabilities other than those listed below
Repeater
1
System has repeater capability
Bridge
2
System has bridge capability
WlanAccessPoint
3
System has WLAN access point capability
Router
4
System has router capability
Telephone
5
System has telephone capability
DocsisCableDevice
6
System has DOCSIS cable device capability (IETF RFC 4639)
StationOnly
7
System has only station capability
CvlanComponent
8
System has C-VLAN component functionality
SvlanComponent
9
System has S-VLAN component functionality
TwoPortMacRelay
10
System has Two-port MAC Relay (TPMR) functionality.
All variables in the LldpSystemCapabilitiesMapOptionSet are per default set to False. The variable Other indicates that the system has capabilities, which are not specified in the OptionSet. All other variables shall only be set to True, if they are applicable for this device.
Its representation in the AddressSpace is defined in Table 49.
