Top 50+ Cisco SD-WAN Interview Questions & Answers

If you are preparing for a job interview with a company that uses Cisco SD-WAN (Software-Defined Wide Area Network) technology, it’s important to be well-prepared and ready to answer common interview questions about this topic. In this blog post, we will provide a list of some of the most common Cisco SD-WAN interview questions and answers to help you prepare for your interview and increase your chances of success. Whether you are an experienced network engineer or a newcomer to the field, this guide will provide you with valuable insights and tips to help you impress your potential employer and stand out from the competition.

Here is the list of Top Cisco SD-WAN Interview Questions:

1. What is the Cisco SD-WAN Solution?
2. What are the key benefits offered by Cisco SD-WAN?
3. Which problems can a Cisco SD-WAN overcome which other Vendor SD-WAN cant?
4. Which sectors and industries have deployed the Cisco SD-WAN Solutions?
5. How do you manage and operate Cisco SD-WAN?
6. What are vSmart Controllers?
7. What is the vBond Orchestrator?
8. What is the Cisco vManage?
9. How is Cisco SD-WAN deployed at branch offices and data center network or regional hubs?
10. Is the Cisco SD-WAN solution secure?
11. Does Cisco SD-WAN Solution support Network Segmentation and what are the benefits?
12. What are the SD-WAN Security capabilities and which platforms support SD-WAN Security?
13. Can the Cisco SD-WAN Solution provide optimization for IaaS and SaaS platforms like AWS, Microsoft Azure and Office 365, Google, Salesforce.com, Cisco Webex, etc?
14. How is the Cisco SD-WAN Solution ordered?
15. Does the Cisco SD-WAN Solution support Multi-Tenancy?
16. Is Cisco’s SD-WAN solution programmable and does it support APIs?
17. What is DevNet Ecosystem Exchange?
18. What is DevNet Code Exchange?
19. What are the highlights of Cisco Routing Software Subscriptions?
20. What benefits of SD-WAN and Routing Subscription Offers?
21. Why should one opt for SDN?
22. What is the latest software release version for the Cisco IOS XE SD-WAN image supported on the Cisco 1000 and 4000 Series ISRs, ASR 1000 Series, and 5000 Series ENCS platforms?
23. How does a customer choose an optimal routing or SD-WAN solution?
24. What is Viptela SD-WAN?
25. How did Viptel SD-WAN help in Architecture Transformation?
26. What are the components of Viptela SD-WAN?
27. What is Domain ID?
28. What are OMP Routes?
29. What are Types of OMP Routes?
30. What is Site ID?
31. What is System IP Address?
32. What is TLOC?
33. Explain the Cisco SD-WAN Solution Architecture.
34. Explain the SD-WAN Topology.
35. What is a Color?
36. Draw TLOC Routes and OMP
37. What is VPN?
38. What is a Service – Side VPN?
39. How can you bring the vEdge into the overlay?
40. How can you Bootstrap the vEdge Router?
41. What is a Zero-Touch Provisioning (ZTP) Process?
42. What are the requirements for ZTP Provisioning?
43. What are Controller Connections?
44. What are Configuration templates?
45. What is a Device Template?
46. Mention Device Template Components.
47. What are Configuring Parameters?
48. How to deploy Device Templates?
49. How do Centralized and Localized Policies look? 
50. How would you Configure Localized Policy?
51. How would you configure Centralized Policy?
52. What are the Types of Policy Defination?
53. What is the Order of Operations?
54. What is Traffic Symmetry of DPI?
55. What is Quality of Service?

We hope the above Cisco SD-WAN Interview Questions were useful and will surely help you crack the Cisco SD-WAN Interview.

To find out the answers to all the Cisco SD-WAN Interview Questions, click below.

Question: What is the Cisco SD-WAN Solution?

Answer: Cisco SD-WAN (Software-Defined Wide Area Network) is a solution that allows organizations to securely and efficiently connect their branch offices and remote workers to their main network. It uses software-defined networking (SDN) technology to enable organizations to manage their WAN connectivity and traffic more flexibly and effectively.

The Cisco SD-WAN solution provides a number of benefits, including improved network performance, reduced network complexity and costs, and enhanced security and control. It also offers a range of features, such as dynamic path selection, quality of service, and network segmentation, to help organizations optimize their WAN connectivity and deliver a better user experience.

Cisco SD-WAN is typically deployed as a virtual appliance on top of an existing network infrastructure, making it easy to integrate with existing systems and technologies. It can also be managed and configured centrally through a cloud-based management platform, allowing organizations to easily and efficiently manage their WAN connectivity from a single location.

Question: What are the key benefits offered by Cisco SD-WAN?

Cisco SD-WAN offers a number of benefits to organizations that are looking to improve their WAN connectivity and network performance. Some of the key benefits of Cisco SD-WAN include:

• Improved network performance: Cisco SD-WAN uses intelligent path selection to dynamically route traffic over the best available connection, ensuring that data is delivered quickly and efficiently to end users. This can help improve the user experience and reduce the impact of network congestion or other performance issues.
• Reduced network complexity and costs: Cisco SD-WAN simplifies network management by providing a single, centralized platform for configuring and managing WAN connectivity. This can help reduce the complexity of the network and lower the costs associated with maintaining and upgrading network infrastructure.
• Enhanced security and control: Cisco SD-WAN provides a range of security features, such as encryption, authentication, and network segmentation, to help protect the network and its data from security threats. It also enables organizations to control and monitor network traffic, helping them to ensure that their network is operating effectively and efficiently.
• Flexible deployment and management: Cisco SD-WAN can be deployed as a virtual appliance on top of an existing network infrastructure, making it easy to integrate with existing systems and technologies. It can also be managed and configured centrally through a cloud-based management platform, allowing organizations to easily and efficiently manage their WAN connectivity from a single location.