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  5. DES-5221

Specialist - Implementation Engineer, Data Center Networking
DES-5221 Exam

Which type of protocol is OSPF and what metric does it use to determine best path?

  1. Link-state protocol that uses a concept of cost as metric
  2. Hybrid protocol that uses hop count as a metric
  3. Path vector protocol that uses the Dijkstra algorithm as a metric
  4. Distance Vector protocol that uses bandwidth and delay as metric

Answer(s): A



What is the function of the authentication service?

  1. Validates the user identity
  2. Determines switch management commands
  3. Validates switch order
  4. Determines which services the user is enabled to access

Answer(s): A



A customer reports they can no longer access their services and a network administrator has been assigned to investigate. A UFD disabled error status appears on all ports. What caused the issue?

  1. Spanning tree Loop-guard was implemented on the uplink-state group.
  2. One of the upstream interfaces is an uplink-state group went down.
  3. There was no issue; this is normal behavior.
  4. Both a port channel and its members were assigned to an uplink-state group.

Answer(s): A



What is an advantage of UFD?

  1. Reduces connectivity loss.
  2. Detects the loss of downstream connectivity.
  3. Reduces network complexity.
  4. Prevents the loss of upstream connectivity.

Answer(s): D




dnllin
Q342: Which AWS service or feature for technical assistance is available to a user who has the AWS Basic Support plan? - Ans AWS senior support engineers is wrong. Should be D. Basic Support offers support for account and billing questions and service quota increases. The other plans offer a number of technical support cases with pay-by-the-month pricing and no long-term contracts.
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Dnllin
Which AWS services or features enable users to connect on-premises networks to a VPC? (Choose two.) Answer(s): A,D. D (VPC peering) is wrong. C is correct - AWS Direct Connect. Using AWS Direct Connect, you can establish private connectivity between AWS and your datacenter, office,
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Lin Tzu
QUESTION: 154 - answer (D) - Transit gateway is wrong, should be C & E. Below are the components of the site to site VPN: Customer Gateway: A customer gateway is a physical device or software application on your side of the Site-to-Site VPN connection. Virtual Private Gateway: A virtual private gateway is the VPN concentrator on the AWS side of the Site-to-Site VPN connection. You create a virtual private gateway and attach it to the VPC from which you want to create the Site-to-Site VPN connection.
- Anonymous
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saritha
I have passed the exam thankyou
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Tzu Lin
What are the benefits of consolidated billing for AWS Cloud services? (Choose two.) Answer(s): C,E C) One bill for multiple accounts E) Custom cost and usage budget creation E seems incorrect, should be A = Volume discounts (Combined usage – You can combine the usage across all accounts in the organization to share the volume pricing discounts)
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Niraj
Questions are valid. I just passed.
- India
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Sarah
Fantastic effort on the practice exam!
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Marcus
Impressive work on this exam dumps. Love the free version.
- CANADA
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Emily
Great job on these practice exam questions! You guys are the best.
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seagal
I just passed (310-025) SCJP test yesterday. Your guide is right on the money and almost covers every question word for word. Great work !
- Edmonton
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