hpicfLmaMacType 1.3.6.1.4.1.11.2.14.11.5.1.97.1.1.3.1.1

This object specifies whether the type of MAC Address is: macAddress(1) Fully qualified MAC address. macMask(2) MAC address prefiX. Only 32 & 40 bits are allowed. macOUI(3) 24 bit organizationally unique identifier.