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Q1. Which three major points are important for network virtualization to separate logical networks on a shared physical infrastructure? (Choose three.) 

A. VLANs 

B. data plane 

C. control plane 

D. VPNs 

E. VSANs 

F. management plane 

Answer: B,C,F 

Q2. With respect to address summarization, which of the following statements concerning IPv4 and IPv6 is true? 

A. The potential size of the IPv6 address blocks suggests that address summarization favors IPv6 over IPv4. 

B. Role based addressing using wildcard masks to match multiple subnets is suitable for IPv4, but unsuitable for IPv6. 

C. In order to summarize, the number of subnets in the IPv4 address block should be a power of 2 while the number of subnets in the IPv6 address block should be a power of 64. 

D. WAN link addressing best supports summarization with a /126 subnet for IPv4 and a /31 for IPv6. 

Answer:

Q3. Which VPN technology supports dynamic creation of spoke-to-spoke VPN tunnels to provide a scalable design? 

A. IPsec 

B. GRE over IPsec 

C. DMVPN 

D. GRE 

Answer:

Q4. What is the purpose of an OTV edge device? 

A. connect to other data centers 

B. connect to the access layer 

C. connect to the end users 

D. connect to mobile devices 

Answer:

Q5. What are two benefits of using 6to4 as an IPv6 transition method? (Choose two.) 

A. 6to4 tunnels allow isolated IPv6 domains to be remotely connected over IPv4 networks. 

B. Manual configuration (scalability) is easier. 

C. Point-to-multipoint automatic tunneling (automatic 6to4) is available. 

D. An infinite number of address spaces are allocated to an IPv6 subnet. 

E. Globally unique IPv4 addresses are not required. 

Answer: A,C 

Q6. Which protocol should be configured if a network administrator has the following requirements? 

. Multiple physical gateways participating simultaneously in packet forwarding. 

. All hosts in the VLAN configured with the same default gateway address. 

A. HSRP 

B. VRRP 

C. VTP 

D. GLBP 

Answer:

Q7. A company uses BGP to connect with the ISP on the enterprise network and wants to improve performance due to the increasing number of iBGP peers. Which two design solutions address the iBGP full mesh requirement? (Choose two.) 

A. route reflectors 

B. confederations 

C. AS path prepending 

D. communities 

E. conditional advertising 

Answer: A,B 

Q8. Why is QoS important for in-band management? 

A. It supports remote management when traffic volume is high. 

B. It supports proper routing. 

C. It supports network security against DoS attacks and worm outbreaks. 

D. It supports network redundancy. 

Answer:

Q9. In a collapsed core design, which three benefits are provided by a second-generation Cisco MDS director? (Choose three.) 

A. a higher fan-out ratio 

B. fully redundant switches 

C. 100 percent port efficiency 

D. all ISLs contained within a single chassis 

E. higher latency and throughput than a core-edge design switch 

Answer: B,C,D 

Q10. Which authentication framework is used in wireless networks and point-to-point connections? 

A. EAP 

B. L2TP 

C. TKIP 

D. PPP 

Answer: