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Q31. Which Cisco feature can be run on a Cisco router that terminates a WAN connection, to gather and provide WAN circuit information that helps switchover to dynamically back up the WAN circuit? 

A. Cisco Express Forwarding 

B. IP SLA 

C. passive interface 

D. traffic shaping 

Answer:


Q32. Which option describes the purpose of the auto-cost reference bandwidth 10000 command under the OSPF process? 

A. Recognize redundant 10 Megabit links. 

B. Differentiate cost on a 10 Gigabit Ethernet trunk link. 

C. Change the default bandwidth for a 100 Megabit link. 

D. Adjust the link bandwidth for routing protocols. 

Answer:


Q33. Which two of these are correct regarding the recommended practice for distribution layer design? (Choose two.) 

A. use a redundant link to the core 

B. use a Layer 2 link between distribution switches 

C. never use a redundant link to the core because of convergence issues 

D. use a Layer 3 link between distribution switches with route summarization 

E. use a Layer 3 link between distribution switches without route summarization 

Answer: A,D 


Q34. Which of the following is a recommended practice of a data center core? 

A. Server-to-server traffic always remains in the core layer. 

B. The core infrastructure should be in Layer 3. 

C. Core layer should run BGP along with an IGP because iBGP has a lower administrative distance than any IGP. 

D. The Cisco Express Forwarding hashing algorithm is the default, based on the IP address and Layer 4 port. 

Answer:


Q35. NBAR is deployed on the network as part of network optimization. Which technology is critical to recognize new applications on the network? 

A. PDLM 

B. ACLs 

C. code upgrade 

D. additional licenses 

Answer:


Q36. Which technology extends Layer 2 LANs over any network that supports IP? 

A. OTV 

B. VSS 

C. vPC 

D. VLAN 

Answer:


Q37. DRAG DROP 

Answer: 


Q38. Which three Layer 2 access designs have all of their uplinks in an active state? (Choose three.) 

A. Flex Links 

B. loop-free U 

C. looped square 

D. looped triangle 

E. loop-free inverted U 

Answer: B,C,E 


Q39. On which two types of links should routing protocol peerings be established according to best practice? (Choose two.) 

A. distribution links 

B. end user links 

C. transit links 

D. core links 

Answer: C,D 


Q40. Which option is an advanced WAN services design consideration for a multipoint architecture that connects two or more customer devices using Ethernet bridging techniques over an MPLS network? 

A. VPLS 

B. Metro Ethernet 

C. MPLS 

D. SONET/SDH 

Answer: