50+ SD-WAN Interview Questions

Are you preparing for a job interview that requires knowledge of SD-WAN (Software Defined Wide Area Network)? As more and more businesses are moving their IT systems to the cloud, candidates with experience in this area are increasingly sought after by employers.

Having an understanding of SD-WAN is essential if you want to be successful during your interview. To ensure you hit all the right topics, we have collected a list of questions designed to test your expertise in every aspect of SD-WAN technology.

With these frequently asked questions below, you’ll gain a better understanding of what recruiters are looking for and build confidence when facing your interviewer.

70 SD-WAN Interview Questions

Here are some of the most commonly asked questions about SD-WAN in job interviews:

SD-WAN Questions
What is SD-WAN and how does it differ from traditional WAN?
 What are the benefits of using SD-WAN?
 How does SD-WAN improve network security?
 Can you explain how SD-WAN traffic is routed and managed?
 How does SD-WAN handle network congestion?
 How does SD-WAN integrate with existing network infrastructure?
 Can you give an example of a use case for SD-WAN?
 How does SD-WAN handle failover in case of a network outage?
 What are the key features of SD-WAN solutions?
 How does SD-WAN support cloud-based applications?
 How does SD-WAN improve application performance?
 Can you explain the concept of path selection in SD-WAN?
 How does SD-WAN address the issue of branch office connectivity?
 How does SD-WAN support Quality of Service (QoS)?
 Can you explain the role of SD-WAN controllers?
 How does SD-WAN handle multi-cloud deployments?
 Can you explain the concept of zero-touch provisioning in SD-WAN?
 How does SD-WAN handle branch office VPN connections?
 How does SD-WAN support network segmentation?
 How does SD-WAN integrate with existing security solutions?
 What are the main components of SD-WAN architecture?
 How does SD-WAN handle dynamic traffic routing?
 How does SD-WAN support branch office IT management?
 Can you explain the concept of overlay networking in SD-WAN?
 How does SD-WAN support bandwidth optimization?
 How does SD-WAN handle traffic prioritization?
 Can you explain the role of virtual appliances in SD-WAN?
 How does SD-WAN support mobile users?
 How does SD-WAN support remote access?
 How does SD-WAN handle network monitoring and troubleshooting?
 Can you explain the concept of edge computing in relation to SD-WAN
 How does SD-WAN support internet breakout?
 How does SD-WAN handle network segmentation?
 How does SD-WAN support network automation?
 How does SD-WAN handle traffic shaping?
 Can you explain the concept of service chaining in SD-WAN?
 How does SD-WAN support network analytics?
 How does SD-WAN handle network orchestration?
 Can you explain the concept of “intent-based networking” in relation?
 How does SD-WAN support multi-tenancy?
 How does SD-WAN handle network scaling?
 Can you explain the concept of “hybrid WAN” in relation to SD-WAN?
 How does SD-WAN support network virtualization?
 How does SD-WAN handle network provisioning?
 How does SD-WAN support network management?
 Can you explain the concept of “software-defined perimeter” in rela
 How does SD-WAN support network compliance?
 How does SD-WAN handle network reporting and visualization?
 Can you explain the concept of “network functions virtualization” i
 How does SD-WAN support network integration?
 How does SD-WAN handle network optimization?
 Can you explain the concept of “network slicing” in relation to SD-
 How does SD-WAN support network security?
 How does SD-WAN handle network troubleshooting?
 How does SD-WAN support network monitoring?
 Can you explain the concept of “network edge computing” in relation
 How does SD-WAN support network automation?
 How does SD-WAN handle network provisioning?
 How does SD-WAN support network scalability?
 How does SD-WAN handle network resilience?
 Can you explain the concept of “network slicing” in relation to SD-
 How does SD-WAN support network segmentation?
 How does SD-WAN handle network visibility and control?
 Can you explain the concept of “network edge computing” in relation
 How does SD-WAN support network orchestration?
 How does SD-WAN handle network automation?
 How does SD-WAN support network monitoring and analytics?
 Can you explain the concept of “network function virtualization” in
 How does SD-WAN support network integration with other technologies

Keep in mind that these are just examples and actual questions may vary based on the specific SD-WAN solution and the role you are interviewing for. It’s always a good idea to research the specific SD-WAN solution and the company you are interviewing with to be as well-prepared as possible.

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