350-501 Architecture Practice Question
A service provider wants to provide a point-to-point Ethernet service between two customer sites with strict Service Level Agreements (SLAs). Which MEF service type should be used?
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
✓
E-Line
E-Line is a MEF standard for point-to-point Ethernet services, providing dedicated bandwidth and SLA guarantees.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
E-LAN
Why it's wrong here
E-LAN is multipoint-to-multipoint, not point-to-point.
- ✗
E-Access
Why it's wrong here
E-Access connects a subscriber to a service provider network, not directly point-to-point.
- ✓
E-Line
Why this is correct
E-Line provides point-to-point Ethernet connectivity.
- ✗
E-Tree
Why it's wrong here
E-Tree is rooted-multipoint (one-to-many).
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Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
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