Cisco 300-320 Online Practice Questions and Exam Preparation

Cisco 300-320 Online Questions & Answers

• Question 481:

  How does OTV provide STP isolation?

  A. By using STP root optimization
  B. By using BPDU guard
  C. By dropping BPDU packets
  D. By using BPDU filtering
  C. By dropping BPDU packets

• Question 482:

  An engineer want to ensure that of the PEs are discovery in VPLS discover PS. use signaling and access to across PE router without having manually provision VPLS neighbors. What solution must be implemented?

  A. BGP autodiscovery with BGP signalling
  B. BGP autodiscovery with LDP signalling
  C. H-VPLS with PW-access
  D. BGP-based VPLS autodiscovery
  D. BGP-based VPLS autodiscovery

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  https://www.cisco.com/c/en/us/td/docs/ios/12_2sr/12_2srb/feature/guide/fs_vpls.html and https://tools.ietf.org/html/rfc4761

• Question 483:

  What is the maximum number of neighbors that a router should have in an OSPF area?

  A. 5
  B. 30
  C. 60
  D. 99
  C. 60

• Question 484:

  Which two characteristics of MSDP when designing an interdomain multicast network are true? (Choose two.)

  A. MSDP is a mechanism that allows RPs to share information about active sources.
  B. Any network utilizing iBGP or eBGP can use MSDP.
  C. In the PIM-SM model, multicast sources and receivers must register with their local RP.
  D. RPs in other domains have full knowledge of sources located in other domains.
  E. The MSDP speaker periodically sends SAs that include all sources in all discovered domains.
  A. MSDP is a mechanism that allows RPs to share information about active sources.
  C. In the PIM-SM model, multicast sources and receivers must register with their local RP.

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  Reference: https://www.cisco.com/c/en/us/td/docs/ios/solutions_docs/ip_multicast/Phase_1/mcstmsdp/mcst_p1.html

• Question 485:

  An engineer must optimize a single-homed connection in a small branch office. Which technology accomplishes this goal?

  A. DMVPN
  B. MSE
  C. WAE
  D. MPLS
  C. WAE

• Question 486:

  When a site has Internet connectivity with two different ISP's, which two strategies are recommended to avoid becoming a BGP transit site? (Choose two.)

  A. accept all inbound routes from ISPs
  B. advertise all routes to both ISPs.
  C. filter routes inbound from the ISPs.
  D. filter routes outbound to the ISPs.
  E. use a single service provider.
  C. filter routes inbound from the ISPs.
  D. filter routes outbound to the ISPs.

• Question 487:

  DRAG DROP

  Drag and drop the WAN characteristics from the left onto the correct WAN technology categories on the right.

  Select and Place:

  

  

• Question 488:

  A network designer wants to improve security at the edge of the network and allow routing protocols to communicate without any additional configuration. What firewall mode meets the design requirements?

  A. routed
  B. zoned
  C. context
  D. transparent
  D. transparent

• Question 489:

  An engineer is designing a campus network and must implement subsecond failover as it relates to OSPF and EIGRP designs. Which action accomplishes this requirement?

  A. Design a triangle topology and tune the timers on the routing protocol.
  B. Design a square topology and use port-channeling on each path.
  C. Design a square topology and tune the timers on the routing protocol.
  D. Design a triangle topology and use Bidirectional Forwarding Detection.
  D. Design a triangle topology and use Bidirectional Forwarding Detection.

• Question 490:

  Which router device group summarizes for WAN sites on which level?

  A. Core
  B. Distribution
  C. Access-layer within campus
  D. Distribution in data center
  E. WAN edge
  A. Core

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  https://www.cisco.com/c/dam/en/us/td/docs/solutions/CVD/Mar2017/CVD-WANDesign-MAR2017.pdf