This object is read in conjunction with service type to uniquely identify the specific physical entity. For example the service type may indicate '802.3 Repeater' while the entity type then says within this category this card is a 12 port UTP card. Below are the values currently allocated:

smart8023Repeater 1: 4 Port RLC Coax (ECS Variant) 2: 8 Port UTP (ECS Variant) 3: 4 Port Fibre (ECS Variant) 4: 8 Port STP (ECS Variant) 6: 4 Port Fanout (ECS Variant) 7: 12 Port UTP (ECS Variant) 8: 12 Port STP (ECS Variant) 9: 12 Port Secure UTP (ECS Variant) 10: 12 Port Secure STP (ECS Variant) 11: 6 Port Fibre (ECS Variant) 12: 4 Port Coax (ECS Variant) 32: 6 Port Resilient Fibre (ECS Variant) 65: 12 Port UTP, RJ45 Connector 66: 12 Port UTP, RJ45 Connector (Expandable) 67: 13 Port UTP, Telco + Module 68: 24 Port UTP, 2xTelco 69: 6 Port fibre, ST Connector (Expandable) 70: 6 Port fibre, SMA Connector (Expandable) 71: 6 Port Coax (Expandable) 72: 4 Port Fanout ieee8025MauModule 1: 12 Port UTP, RJ45 Connector 2: 12 Port STP, RJ45 Connector 3: 12 Port UTP/STP Advanced MAU ieee8025Ringbuilder 1: Ring Builder. STP Rin/Rout. RJ45 Connectors 2: Ring Builder. Fiber (ST) and STP Rin/Rout. fddiConcentrator 1: FDDI RingBuilder managementModule 1: Standard Management Module 2: Enhanced Management Module standardBackplane 1: Standard Backplane extendedBackplane 1: High Speed Backplane displayPanel 1: First release front panel fan 1: Standard Fan Tray powerSupply 2: Standard Power Supply standardBridge 1: 2 Port Local Token Ring Bridge 2: 4 Port Local Ethernet Bridge fddiMIC 1: FDDI 4 Port MIC 2: FDDI 6 Port UTP/STP fddiLinkSwitch 1: LinkSwitch