If this object is set to normal(1), then route
information is accepted only from those neighbors
listed in the Neighbor Policy Table for which
a3ipxPolRipNbrType = receive(2) or both(3).
If this object is set to inverse(2), then route
information is accepted from any neighbor except
those neighbors listed in the Neighbor Policy Table
for which a3ipxPolRipNbrType = receive(2) or both(3).