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1. Which BGP configuration option is designed to reduce router processing load caused by unstable
routes?
A. neighbor {ip-address} maximum-prefix {number}
B. bgp dampening
C. no sync
D. bgp deterministic-med
E. sync
F. bgp scan-time
Answer: B
2. How can you prevent multihomed customers with connections to two service providers from acting as a
transit AS?
A. Enable BGP synchronization on all the customer routers.
B. Use MED to influence the inbound traffic from the ISPs.
C. Use static routing to the ISPs.
D. Use an AS-path access-list to filter the BGP updates to the ISPs.
E. Use conditional advertisements when sending BGP updates to the ISPs.
Answer: D
3. Which of these situations best describe when to use the AS number translation feature?
A. All single-homed customers are using public AS numbers.
B. All single-homed customers are using private AS numbers.
C. All multihomed customers are using public AS numbers.
D. All multihomed customers are assigned different AS numbers from different ISPs.
Answer: D
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642-145 - Implementing-Cisco-IOS-Unified-Communications-Advanced
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