Which two spanning-tree states are bypassed on an interface running PortFast? (Choose two.)

The correct answer is B. listening D. learning. When a switch port is configured with PortFast that port transitions from blocking to forwarding state immediately, bypassing the usual 802.1D STP transition states (the listening and learning

Submitted by tarun92· Mar 5, 2026Network Access

Question

Options

Adisabled
Blistening
Cforwarding
Dlearning
Eblocking

How the community answered

(43 responses)

A
2% (1)
B
88% (38)
C
2% (1)
E
7% (3)

Explanation

When a switch port is configured with PortFast that port transitions from blocking to forwarding state immediately, bypassing the usual 802.1D STP transition states (the listening and learning

Topics

#Spanning Tree Protocol#PortFast#STP states

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