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200-301 · Question #505

What is the benefit of configuring PortFast on an interface?

The correct answer is B. After the cable is connected, the interface is available faster to send and receive user data. Portfast causes a switch or trunk port to enter the spanning tree forwarding state immediately, bypassing the listening and learning states.

Submitted by ashley.k· Mar 5, 2026Network Access

Question

What is the benefit of configuring PortFast on an interface?

Options

  • AAfter the cable is connected, the interface uses the fastest speed setting available for that cable
  • BAfter the cable is connected, the interface is available faster to send and receive user data
  • CThe frames entering the interface are marked with higher priority and then processed faster by a
  • DReal-time voice and video frames entering the interface are processed faster

How the community answered

(46 responses)
  • A
    4% (2)
  • B
    91% (42)
  • C
    2% (1)
  • D
    2% (1)

Explanation

Portfast causes a switch or trunk port to enter the spanning tree forwarding state immediately, bypassing the listening and learning states.

Topics

#PortFast#Spanning Tree Protocol#Switch port configuration#Convergence

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