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Cisco CCIP 642-661 Practice Exam (101-105)

Which BGP router configuration mode command is best used to summarize refixed learned from other BGP peers?
A. network
B. aggregate-address
C. auto-summary
D. synchronization
Answer: A

Which command is used to advertise a summary route while suppressing only a subset of the more specific routes?
A. aggregate-address {ip prefix} {mask} as-set summary-only
B. aggregate-address {ip prefix} {mask}
C. aggregate-address {ip prefix} {mask} summary-only
D. network {ip prefix} {mask} unsuppress-map {route-map-name}
E. network {ip prefix} {mask}
F. aggregate-address {ip prefix} {mask} suppress-map {route-map-name}
Answer: F

Refer to the exhibit. Which of these best describe why via the next hop of has been selected as the best path to the network?
A. Because it has the higher MED.
B. Because it is the oldest learned path.
C. Because it has the shortest AS path.
D. Because the BGP table has not converged.
Answer: C

Which method could be used to improve the scalability of IS-IS used as the IBGP of an ISP?
A. Use stub or totally stubby nonbackbone IS-IS areas.
B. Use IS-IS route leaking into the nonbackbone IS-IS areas.
C. Use IS-IS CSNP on Level-1-2 circuits.
D. Use proper interarea route summarization.
Answer: D

Which of the following statements about the BGP MED path attribute on Cisco routers is correct?
A. If the MED is not attached to a BGP route, it defaults to 0 (best).
B. By default, MED can be considered for routers coming from different autonomous systems.
C. By default, MED can be considered for routers coming from different intrafederation autonomous systems.
D. The bgp deterministic-med command is used to ensure that an accurate MED comparison is made across all routes received from different autonomous systems.
Answer: A

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