Cisco
400-007 · Question #163
400-007 Question #163: Real Exam Question with Answer & Explanation
The correct answer is A: Path isolation. Using VLANs and VRFs to virtualize both the data and control planes for end-to-end path separation maps to the path isolation and services virtualization models in Cisco's network virtualization framework.
Question
An enterprise campus is adopting a network virtualization design solution with these requirements It must include the ability to virtualize the data plane and control plane by using VLANs and VRFs It must maintain end-to-end logical path transport separation across the network resources available grouped at the access edge. Which two primary models can this network virtualization design be categorized? (Choose two)
Options
- APath isolation
- BSession isolation
- CGroup virtualization
- DServices virtualization
- EEdge isolation
Explanation
Using VLANs and VRFs to virtualize both the data and control planes for end-to-end path separation maps to the path isolation and services virtualization models in Cisco's network virtualization framework.
Common mistakes.
- B. Session isolation is not a recognized primary category within Cisco's campus network virtualization design framework.
- C. Group virtualization refers to policy-based grouping of endpoints and does not specifically address end-to-end path separation using VLANs and VRFs.
- E. Edge isolation is not a defined primary network virtualization model in Cisco's framework and does not describe the end-to-end separation required.
Concept tested. Network virtualization path isolation and services virtualization models
Reference. https://www.cisco.com/c/en/us/td/docs/solutions/Enterprise/Network_Virtualization/PathIsolation.html
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