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.
Defaultonlink
If object has the value 'onlink(1)', this prefix is confidered as on-link.
This prefix will be advertised with the L-bit set and will be present
in the Routing Table.
If object has the value 'not-onlink(2)', this prefix will be advertised
with the L-bit clear, but connected state of the prefix will not be changed.
If object has the value 'offlink(3)', this prefix is confidered as on-link.
This prefix will be advertised with the L-bit clear, and will be
not present in the Routing Table.