SPRUIE9D May 2017 – May 2024 DRA74P , DRA75P , DRA76P , DRA77P
| 71:64 | 63:62 | 61:60 | 59:48 | 47:24 | 23:0 |
| Reserved | UNICAST_TYPE(10) | ENTRY_TYPE(01) | Reserved | UNICAST_OUI | Reserved |
Unicast Type (UNICAST_TYPE)
This field indicates the type of unicast address the table entry contains.
00 - Unicast address that is not ageable.
01 - Ageable unicast address that has not been touched.
10 - OUI address - lower 24-bits are don't cares (not ageable).
11 - Ageable unicast address that has been touched.
Table Entry Type (ENTRY_TYPE)
Address entry. Unicast or multicast determined by address bit 40.
01: Address entry. Unicast or multicast determined by address bit 40.
Packet Address (UNICAST_OUI)
For an OUI address, only the upper 24-bits of the address are used in the source or destination address lookup.