300-320 Exam - Designing Cisco Network Service Architectures

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Q1. An organization is deploying a new load balancing environment to support sensitive applications. The security requirements include discrete IP segments used for VIPs and for the application hosts. What load balancer mode meets the requirements? 

A. router 

B. bridge 

C. transparent 

D. pass-through 

Answer:

Q2. Which of these statements is correct regarding Stateful Switchover and Cisco Nonstop Forwarding? 

A. Utilizing Cisco NSF in Layer 2 environments can reduce outages to one to three seconds. 

B. Utilizing SSO in Layer 3 environments can reduce outages to one to three seconds. 

C. Distribution switches are single points of failure causing outages for the end devices. 

D. Utilizing Cisco NSF and SSO in a Layer 2 environment can reduce outages to less than one second. 

E. NSF and SSO with redundant supervisors have the most impact on outages at the access layer. 

Answer:

Q3. An engineer is designing a new data center network so that the topology maintains fewer uplinks to the aggregation layer to reduce STP processing requirements. What data center topology meets the RFP requirements? 

A. mesh 

B. top of rack 

C. star 

D. end of row 

Answer:

Q4. 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:

Q5. Which option is used as a top-of-rack device that is managed by its parent device, providing ease of management? 

A. Cisco Nexus 2000 

B. Cisco Nexus 5000 

C. Cisco Nexus 7000 

D. Cisco Nexus 9000 

Answer:

Q6. Which option is.correct when.using VSS to combine two physical switches into one logical switch? 

A. Both data planes forward traffic simultaneously. 

B. Only one data plane forwards traffic, while the other data plane is on standby. 

C. Both control planes forward traffic simultaneously. 

D. Control planes are combined into one virtual control plane. 

Answer:

Q7. 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 

Q8. Which option is a recommended firewall topology? 

A. using two firewalls with stateful failover switched mode 

B. using one firewall with NAT enabled in transparent mode 

C. using two firewalls in active/active mode 

D. using one firewall with stateful failover enabled in routed mode 

Answer:

Q9. AutoQoS is used to implement VoIP in the enterprise, but the trust option is not configured on the interface. Which network management Cisco IOS capability classifies the voice traffic? 

A. NetFlow 

B. SNMP 

C. IP SLAs 

D. NBAR 

Answer:

Q10. Which option is the Cisco preferred, most versatile, and highest-performance way to deploy IPv6 in existing IPv4 environments? 

A. dual stack 

B. hybrid 

C. service block 

D. dual service 

Answer: