350-601 Storage Network Practice Question
Which Fibre Channel addressing component uniquely identifies a port on a storage array and is used for zoning and target identification?
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
✓
WWPN
A WWPN (World Wide Port Name) is a globally unique 64-bit identifier assigned to each Fibre Channel port. It is used for zoning and target identification.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
FCID
Why it's wrong here
FCID is a 24-bit address assigned dynamically; it can change.
- ✓
WWPN
Why this is correct
WWPN uniquely identifies a Fibre Channel port.
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WWN
Why it's wrong here
WWN is a general term; WWPN is the port-specific name.
- ✗
WWNN
Why it's wrong here
WWNN identifies the node (device), not a specific port.
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Written by Johnson Ajibi, MSc IT Security
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