Cisco 300-320 Online Practice Questions and Exam Preparation

Cisco 300-320 Online Questions & Answers

• Question 471:

  An engineer is creation an IPv6 migration strategy with a transition mechanism to provide the best performance possible. It should use native forwarding in hardware (if supported by the platform) and should not add any encapsulation overhead. Which mechanism meets this requirement?

  A. TEREDO
  B. dual stack
  C. IPv6 rapid Deployment
  D. 6to4
  B. dual stack

• Question 472:

  Which Dual stack preferred protocol when configured?

  A. IPV6
  B. IPV4
  C. IPX
  A. IPV6

• Question 473:

  Refer to the exhibit.

  

  The voice class uses 200 Mb of bandwidth and the signaling class uses 50 Mb of bandwidth. What happens to the unused bandwidth?

  A. It is shared by other classes.
  B. It is reserved for the signaling class.
  C. It is used by the video class.
  D. It is reserved for the voice class.
  A. It is shared by other classes.

• Question 474:

  An engineer is designing a redundant dual-homed BGP solution that should prefer one specific carrier under normal conditions. Traffic should automatically fail over to a secondary carrier in case of a failure.

  Which two BGP attributes can be used to achieve this goal for inbound traffic?

  A. AS-PATH
  B. weight
  C. origin
  D. local preference
  E. MED
  A. AS-PATH
  E. MED

• Question 475:

  A large scale IP SLA deployment is causing memory and CPU shortages on the routers in an enterprise network. Which solution can be implemented to mitigate these issues?

  A. a shadow router
  B. a CPE device that is managed by the network provider
  C. a standby router for failover operation
  D. an offline router for disaster recovery
  A. a shadow router

• Question 476:

  A large-scale IP SLA deployment is causing memory and CPU shortages on the routers in an enterprise network. Which solution can be implemented to mitigate these issues? (E)

  A. An offline router for disaster recovery
  B. a CPE device that is managed by the network provider
  C. A shadow router
  D. A standby router for failover operation
  C. A shadow router

• Question 477:

  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
  C. DMVPN

• Question 478:

  the states that the designer want to use the three PIM-SM kinds and which one is true about bidirectional pim

  A. three of them cannot be used at the same time
  B. source has to be expelicitly mentioned
  C. The RP donot need IP address
  D. the RP ip address can be shared by other interface
  D. the RP ip address can be shared by other interface

• Question 479:

  Which QoS mechanism uses PHBs?

  A. DiffServ
  B. IntServ
  C. CoS
  D. ToS
  A. DiffServ

• Question 480:

  After an incident caused by a DDOS attack on a router, an engineer must ensure that the router is accessible and protected from future attacks without making any changes to traffic passing through the router. Which security function can be utilized to protect the router?

  A. zone-based policy firewall
  B. access control lists
  C. class maps
  D. control plane policing
  D. control plane policing