This object indicates the 802.1p priority of the sent DMM packets.
The priority value ranges from 0 to 7. It maps a 8 bits number.
0 - 1 (0x01)
1 - 2 (0x02)
2 - 4 (0x04)
3 - 8 (0x08)
4 - 16 (0x10)
5 - 32 (0x20)
6 - 64 (0x40)
7 - 128(0x80)
For example, if 802.1p priority is 0 , 4 , 7, the value is 145(1 + 16 + 128).
The value 0 indicates that the priority is not set.