CMS专题
多选题Which three statements about OSPF partial SPF are true？（）AIf it is triggered by Type 4， all Type 4 LSAs that announce a certain ASBR and all Type 5 and 7 LSAs are processedBIf it is triggered by Types 5 and 7， all Type 5 and 7 LSAs that contribute to a
题目
If it is triggered by Type 4， all Type 4 LSAs that announce a certain ASBR and all Type 5 and 7 LSAs are processed
If it is triggered by Types 5 and 7， all Type 5 and 7 LSAs that contribute to a certain destination are processed.
If it is triggered by Type 2， all Type 2 LSAs that contribute to a certain destination are processed.
If it is triggered by the change of Type 3， 4， 5， and 7 LSAs.
If it is triggered by the change of Type 2， 3， 5， and 7 LSAs
相似问题和答案
第1题：
A. IS - IS is more CPU - intensive than is OSPF
B. For greater fine tuning there are more IS - IS timers
C. IS - IS LSP con tains TLV fields and OSPF LSU contains the LSAs
D. New additions to the protocol are easily implemented in OSPF but not with IS - IS
E. OSPF has more area types than does IS - IS
第2题：
A. The peer group shortens the EBGP configuration
B. The peer group shortens the IBGP configuration
C. All the configured neighbors are in autonomous system 100
D. Three AS - path filters are applied to each BGP neighbor
E. Only the outgoing filters are applied to BGP updates
第3题：
A. The route 192.168.1.0/25 is accepted
B. The route 192.168.2.0/24 is accepted
C. OSPF routes will be exported into RIP
D. RIP routes will be exported into OSPF
第4题：
Which two statements about route redistribution when implementing OSPF are true?（）
- A、Routes learned using any IP routing protocol can only be redistributed into non IP routing protocols.
- B、OSPF can import routes learned using EIGRP, RIP, and IS - IS.
- C、OSPF routes cannot be exported into EIGRP, RIP, an d IS - IS.
- D、At the interdomain level, OSPF cannot import routes learned using BGP.
- E、OSPF routes can be exported into BGP.
正确答案:B,E
第5题：
Which three statements about OSPF areas are true?（）
- A、Areas introduce a boundary on the link - state updates.
- B、Areas are logical definitions specific to any given router.
- C、All routers within an area have the exact link - state database.
- D、The calculation of the Dijkstra algorithm on a router is limited to changes within an area.
- E、The area designated router will always have a priority of 0.
正确答案:A,C,D
第6题：
Refer to the exhibit. The partial configuration for an OSPF ASBR and an Area 0 ABR is shown. Assume the OSPF configurations throughout the network are operable. Which statement about these configurations is true? （）
A. The ASBR route - maps are basically useless, because there are no deny prefix - lists.
B. LSA Type 5s wil l not be received by the ABR from the ASBR.
C. The OSPF backbone will not learn any RFC 1918 addresses.
D. The matched prefix - list addresses will be given a metric of 255, which is essentially unreachable.
第7题：
Which three are advantages to creating multiple areas in OSPF? (Choose three.) Select 3 response(s)？（）
- A、less frequent SPF calculations
- B、fewer hello packets
- C、smaller routing tables
- D、reduced LSU overhe ad
- E、fewer adjacencies needed
正确答案:A,C,D
第8题：
A.A
B.B
C.C
D.D
第9题：
Which two statements are true about IS -IS routing?（）
- A、Based on the default timers, OSPF d etects a failure faster than IS - IS does.
- B、OSPF default timers permit more tuning than IS - IS does.
- C、IS - IS is more efficient than OSPF in the use of CPU resources.
- D、OSPF is more scalable than IS - IS because of its ability to identify normal, stub, an d NSSA areas.
- E、IS - IS and OSPF are both Open Standard, link - state routing protocols which support VLSM.
正确答案:C,E
第10题：
Which of these statements is true about ssids configured in cisco adu？（）
- A、ssids are not case-sensitive.
- B、ssids must be listed in the same order in the adu as they are in the access point.
- C、a maximum of three ssids may be configured.
- D、ssids may have a maximum of 16 characters.
正确答案:C