350-601 Storage Network Practice Question
A data center team is implementing FCoE and needs to ensure that FCoE traffic is not dropped during congestion. The network switches support Data Center Bridging (DCB). Which two DCB features are required for FCoE?
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
✓
Priority Flow Control (PFC) and Data Center Bridging Exchange (DCBX)
PFC provides lossless transport, and DCBX is used for capability exchange between peers to configure PFC and other DCB features.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Enhanced Transmission Selection (ETS) and Data Center Bridging Exchange (DCBX)
Why it's wrong here
ETS is not mandatory for FCoE, though DCBX is needed.
- ✓
Priority Flow Control (PFC) and Data Center Bridging Exchange (DCBX)
Why this is correct
PFC ensures no-drop, and DCBX enables negotiation of DCB parameters.
- ✗
Enhanced Transmission Selection (ETS) and jumbo frames
Why it's wrong here
ETS is for bandwidth allocation, not required for FCoE; jumbo frames are optional.
- ✗
Priority Flow Control (PFC) and jumbo frames
Why it's wrong here
Jumbo frames are not required for FCoE.
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Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
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