A.OSPF LSA type 5 triggers an LSA type 7 at an ABR between an NSSA and the backbone area
B.OSPF LSA type 1 triggers an LSA type 3 at an ABR.
C.OSPF LSA type 7 triggers an LSA type 5 at an ABR between an NSSA and the backbone area
D.OSPF LSA type 3 triggers an LSA type 4 at an ABR.
E.OSPF LSA type 5 triggers an LSA type 7 at an A5BR but only in N5SAs
F.OSFP LSA type 2 triggers an LSA type 3 at an ABR

A.The TCAM has reached capacity
B.An unknown destination MAC address
C.A packet being discarded due to a security violation
D.A Telnet packet from a session being initiated with the switch
E.Routing protocols sending broadcast traffic
F.A packet belonging to a GRE tunnel