What are two benefits of using the PortFast feature? (Choose two)

IT Questions BankCategory: CCNAWhat are two benefits of using the PortFast feature? (Choose two)

What are two benefits of using the PortFast feature? (Choose two)

  • A. Enabled interfaces are automatically placed in listening state
  • B. Enabled interfaces come up and move to the forwarding state immediately
  • C. Enabled interfaces never generate topology change notifications.
  • D. Enabled interfaces that move to the learning state generate switch topology change notifications
  • E. Enabled interfaces wait 50 seconds before they move to the forwarding state

Correct Answer: B C
Explanation/Reference: “A switch will never generate a topology change notification for an interface that has portfast enabled.”
Source: Click here
“Another major benefit of the STP portfast feature is that the access ports bypass the earlier 802.1D STP states (learning and listening) and forward traffic immediately.”
Source: Click here

Exam with this question: CA201

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