This attribute indicates the cause of the last out of IMA frame (OIF)
anomaly on the link. It will always have a value of noOif if the
protocol for the IMA group is proprietary.
Possible values are:
noOif: no OIF was detected.
badFrameLength: an IMA Control Protocol (ICP) cell with an
unexpected frame length was received.
badGid: an ICP cell with an unexpected group identifier (GID) was
received.
badLid: an ICP cell with an unexpected link identifier (LID) was
received.
badOffset: an ICP cell with an unexpected cell offset was received.
badSequenceNumber: an ICP cell with an unexpected frame
sequence number was received.
stuffError: an illegal stuffing sequence was received.
missingIcp: an expected ICP cell was not received.
unexpectedIcp: an unexpected ICP cell was received.
erroredIcp: two consecutive errored ICP cells were received.
noCells: no cells are being received on the link.
idleCell: an idle cell was received on the link.