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Q121. A network engineer wants to connect two sites via a WAN technology and to securely pass multicast traffic over this WAN technology. Which WAN technology should be configured? 

A. IPsec 

B. GRE 

C. pure MPLS 

D. GRE over IPsec 

Answer:


Q122. Which two options are storage topologies? (Choose two.) 

A. WAS 

B. DAS 

C. CAS 

D. NAS 

Answer: B,D 


Q123. A network engineer is designing a network that must incorporate seamless failover when a link failure occurs between the core and distribution layer. What two technologies will allow this? (Choose two.) 

A. ECMP 

B. RSTP 

C. MEC 

D. GLBP 

E. HSRP 

Answer: A,C 


Q124. Which virtualization technology allows for HSRP protocol to be used in the active/active configuration where both HSRP Layer 3 devices can forward network traffic? 

A. OTV 

B. VSS 

C. vPC 

D. VDC 

Answer:


Q125. What is an advantage of using the vPC feature in a data center environment? 

A. VSS is a requirement. 

B. Multiple instances of control plane are formed. 

C. The control plane and management plane remain separate. 

D. Cisco FabricPath technology does not have to be configured. 

Answer:


Q126. From a design perspective which two of the following OSPF statements are most relevant? (Choose two) 

A. OSPF stub areas can be thought of as a simple form of summarization 

B. OSPF cannot filter intra-area routes 

C. An ABR can only exist in two areas - the backbone and one adjacent area 

D. Performance issues in the Backbone area can be offset by allowing some traffic to transit a non-backbone area 

E. The size of an area (the LSDB) will be constrained by the size of the IP MTU 

Answer: A,B 


Q127. 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 


Q128. Which IPv6 transition model should be utilized when two or more independent transition mechanisms are required? 

A. tunneling 

B. dual stack 

C. service block 

D. hybrid 

E. manual 

Answer:


Q129. What network technology provides Layer 2 high availability between the access and distribution layers? 

A. HSRP 

B. MEC 

C. EIGRP 

D. GLBP 

Answer:


Q130. Which option is the primary reason to implement security in a multicast network? 

A. maintain network operations 

B. allow multicast to continue to function 

C. optimize multicast utilization 

D. ensure data streams are sent to the intended receivers 

Answer: