642-661 Exam
CCIP Configuring BGP on Cisco Routers (BGP)
* Exam Number/Code : 642-661
* Exam Name : CCIP Configuring BGP on Cisco Routers (BGP)
* Questions and Answers : 242 Q&As
* Update Time: 2010-05-29
* Price: $ 58.00
1. When creating iBGP multipaths which three criteria must be met by multiple paths to the same destination? (Choose three.)
A. Router IDs must be the same on all routers.
B. Each destination must have a different next-hop address.
C. The destination AS-number must be different for each destination.
D. Multi-exit discriminator attributes must be the same on all paths.
E. Interior Gateway Protocol distance must be identical on each path.
Answer: B, D, E
2. Which two of these statements about hierarchical route reflectors are correct? (Choose two.)
A. A route reflector can be a client of another route reflector.
B. Each cluster within the hierarchy can only contain one route reflector.
C. The hierarchy can be as deep as needed.
D. A route reflector can have clients in different clusters.
E. Hierarchical route reflectors are set up using three levels (access, distribution, and core layers).
Answer: A, C
3. What are two purposes of the BGP scan-time command? (Choose two.)
A. to tune the BGP process which walks the BGP table and confirms the reachability of next hops
B. to allow faster detection of downed BGP peers
C. to improve BGP convergence time
D. to tune the BGP update interval
E. to decrease the effects of unstable routes by increasing the route suppression time
Answer: A, C
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