c589b6fa_pen_Shortest_Path_First__OSPF___Description
[Type #] 10 [LSA Name] Area-Local Opaque [Description] 
Flooded to area routers even if the router doesn’t understand the information within. Used by applications to extend OSPF functionality, e.g. for MPLS traffic engineering.
Types of link-state advertisements (LSAs) used in Open Shortest Path First (OSPF)
Description