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Q1. Choose the best answer to describe the result of the configuration of an Alcatel-Lucent 7750 SR shown below? 

A. The PE will install a maximum of 40 prefixes into the customer vrf and generate a log message when 40 routes are received 

B. The PE will install a maximum of 40 prefixes into the customer vrf, and generate a log message both when 30 and 41 routes are received 

C. The PE will install a maximum of 40 prefixes into the customer vrf, generate a log message when 10 routes are received and disable learning of new routes at 41 

D. The PE will install a maximum of 40 prefixes into the customer vrf, generate a log message when 10 routes are received and drop the connection at 41 

E. The PE will install a maximum of 40 prefixes into the customer vrf, generate a log message when 4 routes are received and disable learning of new routes at 41 

Answer: E 


Q2. What is the minimum number of Route Distinguishers required to implement an overlapping VPRN involving 5 different customers? 

A. 1 

B. 3 

C. 5 

D. 7 

E. 10 

Answer: C 


Q3. Which command will display the Route Target associated to a specific prefix on an Alcatel-Lucent 7750 SR? 

B. Show routerbgp routes <prefix> detail 

C. Show router route-table 

D. Show router <service-id> route-table 

E. Either (b) or (d) 

Answer: B 


Q4. It is required to prepare the provider core for LDP on an Alcatel-Lucent 7750 SR. Based on the configuration shown below, choose the answer that best describes the given configuration. 

B. This configuration is correct except that the system interface must be added 

C. This configuration is correct except that the interfaces facing the CE routers must be added. 

D. MPLS configuration is not required 

Answer: D 


Q5. Why would a selective export policy be applied to a customer VPRN service? (Choose three) 

A. To limit the number of routes advertised from a customer site 

B. To limit the number of routes learned from other customer sitesCTo limit the size of the VRF table 

C. To limit connectivity to selected customer networks 

D. To perform packet filtering 

Answer: A,C 


Q6. Which of the following commands on an Alcatel-Lucent 7750 SR will verify connectivity for a VPRN service <service-id> when issued from the PE? 

B. oam <service-id> vprn-ping source <source-ip> destination <destination-ip> 

C. vprn-ping router <service-id> <destination-ip> 

D. Ping <destination-ip> source <source-ip> 

Answer: A 


Q7. What are the two primary problems the service provider must consider when providing traditional Layer 3 VPN services using only a single common routing table in the provider core? (Choose two) 

A. Memory exhaustion in the provider core 

B. Route leaking between the customer networks 

C. CPU utilization for route processing 

D. Unwanted packet forwarding between customer networks 

Answer: B,D 


Q8. Which of the following commands may be used on an Alcatel-Lucent 7750 SR to display a network exported locally to BGP on the originating router? (Choose two) 

A. Show routerbgp routes 

B. Show routerbgp routes prefix <prefix> 

C. Show routerbgp routes <prefix> self-originated 

D. Show routerbgp routes <prefix> hunt 

E. Show routerbgp neighbor <neighbor ip> advertised-routes 

Answer: D,E