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Question No.81
Click the exhibit. AS 65550 owns CIDR block 10.64.0.0/12. Router R6 advertises the aggregate 10.64.0.0/12 to AS 65541 with quot;as-setquot; enabled. Which of the following is TRUE regarding the aggregate route received by router R7?
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The AS Path is set to 65540, and the Atomic Aggregate flag is set.
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The AS Path is set to 65540 65550, and the Atomic Aggregate flag is set.
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The AS Path is set to 65540 65550, and the Atomic Aggregate flag is not set.
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The AS Path is set to 65550, and the Atomic Aggregate flag is not set.
Correct Answer: C
Question No.82
Assuming that quot;client1quot; and quot;client2quot; are directly-connected networks, what is the result of executing the following BGP export policy?
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quot;client1quot; routes will be tagged with communities quot;Northquot; and quot;Westquot;.
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quot;client1quot; routes will be tagged with community quot;Westquot;.
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quot;client1quot; routes will be tagged with community quot;Northquot;.
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quot;client1quot; routes will be rejected.
Correct Answer: C
Question No.83
Click the exhibit. Router R2 receives a route to 192.168.1.0/27 from router R4, and sets the local preference to 110. Router R1 receives a route to 192.168.1.0/27 from router R3, and sets the local preference to 80. Both ASs have a full iBGP mesh. What path does traffic destined to 192.168.1.0/27 take from router R1?
A. R1-R3-R8
B. R1-R2-R4-R8
C. R1-R3-R4-R8
D. R1-R2-R4-R3-R8
Correct Answer: B
Question No.84
How are policy direction and data flow related on the Alcatel-Lucent 7750 SR?
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Import policies affect ingress data flow.
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Export policies affect ingress data flow.
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Both import and export policies affect ingress data flow.
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Policy direction and data flow are independent.
Correct Answer: B
Question No.85
Which of the following prefix-lists is the most specific match for prefix 172.31.2.1/24?
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Prefix 172.16.0.0/12 longer.
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Prefix 172.31.0.0/22 longer.
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Prefix 172.31.0.0/23 longer. D. Prefix 172.31.0.0/24 exact.
Correct Answer: B
Question No.86
Which of the following commands would correctly configure the confederation AS number as 65200 with a member AS of 65202?
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configgt;router- confederation 65200 members 65202
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configgt;routergt;bgp= confederation 65200 members 65202
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configgt;router= confederation 65202 members 65200
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configgt;routergt;bgp= confederation 65202 members 65200
Correct Answer: A
Question No.87
Which of the following regarding BGP confederations is FALSE?
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The entire confederation is viewed as a single AS by an eBGP peer.
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Within a confederation, each member AS is considered as a stand-alone AS.
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Member ASs within a confederation can use route reflection.
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Member ASs must be fully meshed within a confederation.
Correct Answer: D
Question No.88
What is the function of the Cluster_List attribute?
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It is used for loop detection within the same cluster.
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It is used for loop detection between clusters.
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It is used for loop detection in a confederation.
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It is used to identify the route reflectors within an AS.
Correct Answer: B
Question No.89
Click the exhibit. Router R6 is a route reflector with clients R1, R2 and R5. Router R3 advertises the prefix 192.168.1.0/27 to routers R1, R2 and R5. How many routes for prefix 192.168.1.0/27 will router R6 receive?
A. |
1 |
B. |
2 |
C. |
3 |
D. |
None |
Correct Answer: C
Question No.90
Which of the following statements regarding BGP FRR is FALSE?
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The router must receive several BGP routes to compute a backup path.
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BGP FRR can be triggered by BFD.
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The backup path can use the same next hop as the primary path.
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BGP peer-tracking can be used to improve BGP FRR failure detection times.
Correct Answer: C
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