642-691 Exam
CCIP BGP + MPLS Exam (BGP + MPLS)
* Exam Number/Code : 642-691
* Exam Name : CCIP BGP + MPLS Exam (BGP + MPLS)
* Questions and Answers : 80 Q&As
* Update Time: 2010-05-29
* Price: $ 79.00
1. For which purpose is the command mpls ldp maxhops used?
A. In large ATM-MPLS networks, the LFIB can become too large and it may be necessary to limit the maximum diameter of the MPLS LSPs.
B. Because downstream-on-demand label allocation uses hop count to control loop detection, it maybe necessary to limit the maximum diameter of the MPLS network.
C. Because end-to-end delay can cause problems with some voice applications, it may be necessary to limit the maximum diameter of the MPLS network.
D. When interconnecting large frame mode MPLS and cell mode networks it may be necessary to limit the maximum network diameter to prevent forwarding loops.
Answer: B
2. In a central services topology, which routes do client VRFs contain?
A. routes from the client site, but not from the server site
B. routes from the server site, but not from the client site
C. routes from both the client site and the server site
D. only EBGP routes from either the client site or the server site
Answer: C
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