SDSI Secure Infrastructure Design Practice Question
Which THREE technologies enable network segmentation in a modern Cisco campus design?
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
VRF-Lite.
Segmentation is achieved through identity-based tags, virtualization, and VLAN isolation.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Standard routing protocols without filters.
Why it's wrong here
Unfiltered routing does not segment.
- ✓
VRF-Lite.
Why this is correct
VRFs provide L3 segmentation.
- ✓
Cisco TrustSec (SGTs).
Why this is correct
SGTs enable micro-segmentation.
- ✗
Port forwarding.
Why it's wrong here
Port forwarding is a security exposure.
- ✓
VLANs.
Why this is correct
VLANs provide L2 segmentation.
Visual reference
About these practice questions
One of 298 original SDSI practice questions on Courseiva, each with a full explanation and wrong-answer analysis — not exam dumps or protected exam content. Learn why practice questions differ from exam dumps →
JA
Written and reviewed by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
Last reviewed August 2026 · checked against the official Cisco exam blueprint
This SDSI 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 SDSI exam.