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4A0-105 · Question #56

The FDB has learned 2 MAC addresses. The first is from a device accessible via a locality defined SAP, the second is from a device accessible via an SDP. Both MAC addresses were learned at the exact…

The correct answer is A. MAC learned via SAP. See the full explanation below for the reasoning.

Question

The FDB has learned 2 MAC addresses. The first is from a device accessible via a locality defined SAP, the second is from a device accessible via an SDP. Both MAC addresses were learned at the exact same time. If all traffic from these hosts stops at the same time, which address will age out first from the FDB based on default settings?

Options

  • AMAC learned via SAP
  • BMAC learned via SDP
  • CThere is not enough information to determine
  • DBoth will timeout at the same time

How the community answered

(41 responses)
  • A
    78% (32)
  • B
    5% (2)
  • C
    7% (3)
  • D
    10% (4)

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