Which type of OSPF link-state advertisement advertises redistributed routes in NSSAs?

Which type of OSPF link-state advertisement advertises redistributed routes in NSSAs?

• type 7
• type 5
• type 4
• type 6

Explanation: OSPF uses six LSA types for IPv4 routing:

• Type 1, router LSA: Advertises the LSAs that originate within an area
• Type 2, network LSA: Advertises a multi-access network segment attached to a DR
• Type 3, summary LSA: Advertises network prefixes that originated from a different area
• Type 4, ASBR summary LSA: Advertises a summary LSA for a specific ASBR
• Type 5, AS external LSA: Advertises LSAs for routes that have been redistributed
• Type 7, NSSA external LSA: Advertises redistributed routes in NSSAs.

Exam with this question: CCNP ENCOR Final Exam