The answer is Cisco DNA Center. This is the essential SD-Access management platform because it provides a centralized, intent-based interface that automates the entire fabric lifecycle—from design and provisioning to policy creation and assurance—using APIs like NETCONF/YANG to push VXLAN, LISP, and CTS SGT configurations at scale. On the ENCOR 350-401 exam, this tests your understanding of how DNA Center acts as the single pane of glass for fabric automation, often appearing in questions that contrast it with standalone tools like Cisco ISE (which handles policy enforcement but not fabric provisioning). A common trap is confusing DNA Center with a simple monitoring tool; remember that without DNA Center, automated provisioning and policy management for SD-Access cannot function. Memory tip: think of DNA Center as the “brain” that designs and deploys the fabric, while ISE is the “security guard” that enforces policies.
CCNP SD-Access Architecture Practice Question
This 350-401 practice question tests your understanding of sd-access architecture. The scenario asks you to isolate a root cause — eliminate options that address a different problem before choosing. After answering, compare your reasoning against the explanation and wrong-answer breakdown below. Once you have made your selection, read the full explanation to reinforce the concept and understand why each distractor is designed to mislead on exam day.
A network team is designing an SD-Access fabric for a large enterprise. The design must support automated provisioning and policy management. Which management platform is essential for deploying and managing the fabric?
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
Cisco DNA Center
Cisco DNA Center is the essential management platform for deploying and managing an SD-Access fabric because it provides a centralized, intent-based interface for automating the entire fabric lifecycle, including design, provisioning, policy creation, and assurance. It integrates with Cisco ISE for policy enforcement and with network devices via APIs (e.g., NETCONF/YANG) to push configurations such as VXLAN, LISP, and CTS SGTs. Without DNA Center, the automated provisioning and policy management required for SD-Access cannot be achieved at scale.
Key principle: Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
✓
Cisco DNA Center
Why this is correct
DNA Center is the management platform for SD-Access, enabling automated fabric deployment and policy control.
Related concept
Read the scenario before looking for a memorised answer.
✗
Cisco ISE
Why it's wrong here
ISE provides authentication and policy enforcement but is not the management platform for the fabric.
✗
Cisco Prime Infrastructure
Why it's wrong here
Prime Infrastructure is a legacy management tool and does not support SD-Access fabric automation.
✗
Cisco vManage
Why it's wrong here
vManage is used for SD-WAN management, not SD-Access.
Common exam traps
Common exam trap: answer the scenario, not the keyword
Cisco often tests the distinction between management platforms (DNA Center for SD-Access) and policy/identity engines (ISE) or other overlay technologies (vManage for SD-WAN), so the trap here is confusing the role of ISE as a policy enforcer with the role of DNA Center as the fabric orchestrator.
Detailed technical explanation
How to think about this question
Under the hood, DNA Center uses a model-driven approach with YANG data models and NETCONF to automate the creation of VXLAN tunnels, LISP control plane mappings, and Cisco TrustSec (CTS) security group tags (SGTs) across fabric edge and border nodes. In a real-world scenario, a network engineer can define a 'macro-segmentation' policy in DNA Center (e.g., 'HR users cannot access Finance servers'), and DNA Center automatically translates that into SGT-based ACLs and distributes them via ISE and the fabric control plane, eliminating manual CLI configuration on hundreds of switches.
KKey Concepts to Remember
Read the scenario before looking for a memorised answer.
Find the constraint that changes the correct option.
Eliminate answers that are true in general but not in this case.
TExam Day Tips
→Watch for words such as best, first, most likely and least administrative effort.
→Review why wrong options are wrong, not only why the correct option is correct.
Key takeaway
Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Real-world example
How this comes up in practice
A practitioner preparing for the 350-401 exam encounters this exact type of scenario on the job. The correct answer here is not the most general option — it is the best answer for the specific constraint described. Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option. Real exam questions reward reading the full scenario before eliminating options, because the constraint defines which answer fits.
What to study next
Got this wrong? Here's your next step.
Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.
SD-Access Architecture — This question tests SD-Access Architecture — Read the scenario before looking for a memorised answer..
What is the correct answer to this question?
The correct answer is: Cisco DNA Center — Cisco DNA Center is the essential management platform for deploying and managing an SD-Access fabric because it provides a centralized, intent-based interface for automating the entire fabric lifecycle, including design, provisioning, policy creation, and assurance. It integrates with Cisco ISE for policy enforcement and with network devices via APIs (e.g., NETCONF/YANG) to push configurations such as VXLAN, LISP, and CTS SGTs. Without DNA Center, the automated provisioning and policy management required for SD-Access cannot be achieved at scale.
What should I do if I get this 350-401 question wrong?
Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.
What is the key concept behind this question?
Read the scenario before looking for a memorised answer.
About these practice questions
Courseiva creates original exam-style practice questions with explanations and wrong-answer analysis. It does not publish real exam questions, exam dumps, or protected exam content. Learn why practice questions differ from exam dumps →
Share a tip, memory trick, or ask about the reasoning behind this question. Do not post real exam questions, leaked content, braindumps, or copyrighted exam material. Comments are moderated and may be removed without notice.
This 350-401 practice question is part of Courseiva's free Cisco certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the 350-401 exam.
Question Discussion
Share a tip, memory trick, or ask about the reasoning behind this question. Do not post real exam questions, leaked content, braindumps, or copyrighted exam material. Comments are moderated and may be removed without notice.
Sign in to join the discussion.