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Q51. Which technology fulfills these requirements? 

. Utilize a connection that must support a range of traffic, voice, video, and data. 

. This traffic must also support transmission via a fixed blank 53-byte cell. 

A. PPP 

B. Frame Relay 

C. ATM 

D. MPLS 

E. X.25 

Answer:


Q52. Which unique EIGRP feature allows for faster Layer 3 convergence? 

A. fast EIGRP timers 

B. feasible successors 

C. hybrid routing protocol 

D. Cisco proprietary protocol 

Answer:


Q53. Which of the following should the Enterprise Campus network designer consider with respect to Video traffic? 

A. While it is expected that the sum of all forms of video traffic will grow to over 90% by 2013, the Enterprise will be spared this rapid adoption of video by consumers through a traditional top-down approach 

B. Avoid bandwidth starvation due to video traffic by preventing and controlling the wide adoption of unsupported video applications 

C. Which traffic model is in use, the flow direction for the traffic streams between the application components, and the traffic trends for each video application 

D. Streaming video applications are sensitive to delay while interactive video applications, using TCP as the underlying transport, are fairly tolerant of delay and jitter 

Answer:


Q54. Which option is the preferred and most versatile model to deploy IPv6 in existing IPv4 environments? 

A. hybrid 

B. service block 

C. dual stack 

D. processes 

Answer:


Q55. Which technology allows network managers to centrally manage the VLAN database? 

A. VTP 

B. VLAN 

C. VSS 

D. vPC 

Answer:


Q56. Which option is a benefit of the vPC+ feature? 

A. Cisco FabricPath is not required in the network domain. 

B. This feature provides fault domain separation. 

C. Nonfabric devices, such as a server or a classic Ethernet switch, can be connected to two fabric switches that are configured with vPC. 

D. The control plane and management plane are combined into one logical plane. 

Answer:


Q57. Which technology extends Layer 2 LANs over any network that supports IP? 

A. OTV 

B. VSS 

C. vPC 

D. VLAN 

Answer:


Q58. A network engineer must create a Layer 2 switch block design that has deterministic convergence and is loop-free at Layer 2. Which two switch block elements are needed to meet the requirements? (Choose two.) 

A. Layer 3 link between distribution switches 

B. HSRP with interface tracking on uplinks to core switches 

C. RPVST with equal bridge priority on distribution switches 

D. VLANs that do not span access switches 

E. Layer 2 link between distribution switches 

Answer: A,D 


Q59. Which two types of authentication mechanisms can be used by VRRP for security? (Choose two.) 

A. SHA-1 

B. MD5 

C. SHA-256 

D. plaintext authentication 

E. PEAP 

Answer: B,D 


Q60. A network engineer is designing an address plan based on network applications. Which application presents the greatest need for its own address block? 

A. IP telephony 

B. management 

C. multicast 

D. physical security 

Answer: