A.load override reset B.load factory-default C.rollback factory-default D.request system factory-default
A.show ospf neighbor B.show ospf database C.show ospf interface D.show ospf adjacency
A.Monitor > Users B.Manage > Users C.Monitor > System D.Manage > System
A.link-state protocol B.path-vector protocol C.Bellman-Ford protocol D.distance-vector protocol
A.end B.exit C.quit D.exit configuration-mode
