Y.1731 vs. IEEE 802.1ag
Same specifications (although the ways of description are different)
CC, LB, LT
OAM frame is identified by a specific EtherType. IEEE 802.1ag specifies this value.
Each OAM function is identified by the value of the "OpCode" field.
32 code points are reserved for IEEE 802.1ag
Other 32 code points for ITU-T.
ITU-T Workshop “NGN and its Transport Networks“ Kobe, 20-21 April 2006