H12-811_V1.0 · Question #816
Which of the following port statuses may exist on an STP-enabled switch?
The correct answer is A. Discarding B. Listening D. Forwarding. In STP (Spanning Tree Protocol), ports can be in several states, including: Discarding: The port is not forwarding traffic, either because it is in a blocking state or not participating in active forwarding. Listening: The port is processing BPDUs and is preparing to transition…
Question
Which of the following port statuses may exist on an STP-enabled switch?
Options
- ADiscarding
- BListening
- CDisabled
- DForwarding
How the community answered
(34 responses)- A82% (28)
- C18% (6)
Explanation
In STP (Spanning Tree Protocol), ports can be in several states, including: Discarding: The port is not forwarding traffic, either because it is in a blocking state or not participating in active forwarding. Listening: The port is processing BPDUs and is preparing to transition to either the learning or forwarding state. No data frames are forwarded during this state. Forwarding: The port is actively forwarding traffic as part of the active network topology. The "Disabled" state is not part of the STP protocol but rather represents a port that is administratively shut down or not participating in the STP process.
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