Which of the following are not true OSPF LSA rules?

Which of the following are not true OSPF LSA rules?
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.

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2 thoughts on “Which of the following are not true OSPF LSA rules?

  1. LSA Type 1 – Router – contains router links and state and is flooded into the area of origin

    LSA Type 2 – Network – generated by DR – lists all attached routers – flooded into the area of origin.

    LSA Type 3 – Network Summary – generated by ABR’s sent into an area to advertise prefixes to other areas – flooded throughout the Autonomous System.

    LSA Type 4 – ASBR Summary – generated by ABR’s – advertises the ASBR – flooded throughout the Autonomous System

    LSA Type 5 – AS External – generated by ASBR – advertises external destination – flooded throughout the Autonomous System

    LSA Type 7 – NSSA External – generated by the ASBR in a not so stubby area – advertises external destination.

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