The value of tmnxSyncIfTimingRef2Alarm indicates the alarms on the
second reference. If any of the bits is set to '1', then the second
reference is disqualified by the timing subsystem and the value of
tmnxSyncIfTimingRef2Qualified is set to 'not-qualified'.
los - loss of signal
oof - out of frequency range
oopir - out of pull in range