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Question No.61
Click the exhibit. Assuming router A is configured with quot;next-hop-selfquot;, what does the BGP update for prefix 192.168.0.1/27 contain when it arrives at router B?
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AS Path of 65200 65100, Next Hop of router A.
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AS Path of 65200 65100, Next Hop of router E.
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AS Path of 65100, Next Hop of router A.
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AS Path of 65100, Next Hop of router E.
Correct Answer: C
Question No.62
What kind of BGP attribute is the Multi_Exit_Disc?
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Optional transitive attribute.
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Optional non-transitive attribute.
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Well-known mandatory attribute.
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Well-known discretionary attribute.
Correct Answer: B
Question No.63
Which of the following organizations would an ISP based in Europe approach for an IP prefix assignment?
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ARIN
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ICANN
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RIPE NCC
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LACNIC
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APNIC
Correct Answer: C
Question No.64
Which of the following is TRUE if a BGP session state is Connect?
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BGP is waiting for the TCP connection to be completed.
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BGP has established a TCP connection, and an Open message has been sent to that neighbor.
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The BGP session has been interrupted, and a TCP connection is being re-established.
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BGP has failed to establish a TCP connection to that neighbor, and ConnectRetry has been reset to zero.
Correct Answer: B
Question No.65
Which of the following regarding the connections between eBGP peers is TRUE?
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eBGP peers typically use system addresses for session establishment.
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eBGP peers are managed under a single administration.
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eBGP peers do not propagate updates learned via iBGP.
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eBGP peers are usually directly connected to each other.
Correct Answer: D
Question No.66
Click on the exhibit. AS 65540 is using MPLS to provide BGP shortcuts for its iBGP routing. AS 65541 is advertising prefix 192.168.1.0/27 into BGP. Which routers have the BGP update for the advertised prefix in their BGP table?
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Routers R1, R2, R3, R4 and R5.
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Routers R1and R4 only.
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Routers R1, R2, R3 and R4 only.
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Routers R1, R4 and R5 only.
Correct Answer: D
Question No.67
Which of the following parameters does NOT have to match for an iBGP session to be successfully established?
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BGP version number.
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The local AS number.
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The Hold Time.
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Authentication.
Correct Answer: C
Question No.68
Which of the following regarding the TTL of a BGP message is TRUE?
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TTL is a well-known mandatory BGP attribute.
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The default TTL value of an eBGP message is 1, and 64 for an iBGP message.
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The default TTL value of an iBGP message can be modified using the multihop command.
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The default TTL value of an eBGP message can be modified using the quot;ttl-securityquot; command.
Correct Answer: B
Question No.69
Which of the following about a single-homed AS is FALSE?
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A single-homed AS is also known as a stub AS.
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A single-homed AS is also known as a leaf AS.
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A single-homed AS uses either the ISP AS number or a private AS number.
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A single-homed AS can be either transit or non-transit
Correct Answer: D
Question No.70
Click the exhibit. Which of the following about the relationship between ISP 1 and ISP 3 is TRUE?
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ISP 1 is downstream from ISP 3 and is expected to push more traffic toward ISP 3 than it pulls from it.
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ISP 3 is downstream from ISP 1 and is expected to push more traffic toward ISP 1 than it pulls from it.
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ISP 1 is downstream from ISP 3 and is expected to pull more traffic from ISP 3 than it pushes toward it.
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ISP 3 is downstream from ISP1 and is expected to pull more traffic from ISP 1 than it pushes toward it.
Correct Answer: C
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