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. Only redistributed RIP routes will appear in Area 1. They will be advertised via t ype 7 LSAs
B. No redistributed routes can appear in Area 1, only summary routes
C. Redistributed RIP and IGRP routes will appear in Area 1. They will be advertised via type 5 LSAs
D. Only redistributed IGRP routes will appear in Area 1. They will be advertised via type 7 LSAs
第3题：
OSPF的区域有哪几种类型()
A.骨干区域(area0)
B.基本区域
C.末梢区域（stub）
D.完全末梢区域（totally stubby）
E.非纯末梢区域（NSSA）
第4题：
关于OSPF协议的NSSA区域，以下说法正确的有（）
第5题：
在OSPF网络中建立nssa区域的area 1 nssa default-information-originate中参数default-information-originate是什么意思呢？
第6题：
A. RIP routes will be allowed in Area 1 only if they are first redistributed into EIGRP.
B. Because NSSA will discard type 7 LSAs, redistributed RIP routes will not be allowed in Area 1.
C. Redistrib uted RIP routes will be allowed in Area 1 because they will be changed into type 5 LSAs in Area 0 and passed on into Area 1.
D. Redistributed RIP routes will be allowed in Area 1 because they will be changed into type 7 LSAs in Area 0 and passed on into Area 1.
E. Because Area 1 is an NSSA, redistributed RIP routes will not be allowed.
第7题：
A．错误
B．正确
第8题：
此题为判断题(对，错)。
第9题：
在OSPF 中，NSSA 与Stub Area两者都不能引入LSA type5。
第10题：
OSPF协议中，通过NSSA区域1注入几条路由，但是发现区域2无法学习到这几条路由，可能的原因是（）。