Advertise cost to the ABR.
Summarize external routes.
Advertise cost to the ASBR.
Report a broadcast segment's DR
第1题：
Refer to the exhibit. OSPF is configured on all routers in the network. Area 5 is configured as an NSSA areA. The RIPv2 routes are redistributed into the OSPF domain on router R5. What two types of LSAs will be originated by router R5?（）
A. type 1 Router LSA
B. type 2 Network LSA
C. type 3 Network Summary LSA
D. type 4 ASBR Summary LSA
E. type 5 AS External LSA
F. type 7 NSSA External LSA
第2题：
A. Router LSA （ Type = 1 ）
B. Netwrok LSA （ Type = 2 ）
C. Network Summary LSA （ Type = 3 ）
D. ASBR Summary LSA （ Type = 4 ）
E. AS External LSA （ Type = 5 ）
第3题：
A. The DR floods this to describe the local stub network segment.
B. The ABR floods this to describe the local stub network segment.
C. The DR floods this to describe the local transit network segment.
D. Each OSPF router floods this to describe its interfaces and metrics.
E. The DR and BDR flood this to describe the local transit network segment.
第4题：
What is the function of the Type 4 LSA?（）
第5题：
The show ip ospf database external command displays information about which OSPF LSA type？（）
第6题：
A. They are originated by Area Border Router and are sent into a single area to advertise an Autonomous System Border Router.
B. They are originat ed by Area Border Routers and are sent into a single area to advertise destinations outside that area.
C. They are originated by the DR on every multi - access network. They include all attached routers including the DR itself.
D. They are originated by every router in the OPSF network. They include all routers on the link, interfaces, the cost of the link, and any known neighbor on the link.
第7题：
What OSPF LSA is used to support MPLS-traffic Engineering ？（）
第8题：
A.A
B.B
C.C
D.D
第9题：
Which one of these statements is true of OSPF type 5 LSAs？ （）
第10题：
What is true regarding the OSPF Type 2 LSA?（）