This type is not a standard SMI/SNMP base type and is not defined as a documented TEXTUAL-CONVENTION in this MIB.
It was extracted as raw syntax from the source MIB file and could not be resolved to a known type definition.
The mode of COS queue priority for the Trunk.
strict mode :
One queue of the four queues has strict high priority and
is always serviced before the rest of the queues. The
remaining queues are serviced in round robin fashion.
alternate mode :
One queue has high priority, but the servicing of the
queues alternates between the high priority queue and the
rest of the queues.