JN0-281 · Question #31
Referring to the exhibit, which behavior does this configuration enable on the ge-0/0/1.0 interface?
The correct answer is A. This configuration enables a MAC address learned on the interface to be persistently retained in. The configuration in the exhibit shows the persistent-learning feature enabled on interface ge- Persistent Learning: Persistent-learning ensures that the MAC addresses learned on the interface are retained in the Ethernet-switching table, even after a device reboot. This…
Question
Referring to the exhibit, which behavior does this configuration enable on the ge-0/0/1.0 interface?
Exhibit
Options
- AThis configuration enables a MAC address learned on the interface to be persistently retained in
- BThis configuration enables the device to place a MAC address that persistently causes network
- CThis configuration enables the device to shut down the interface when a particular MAC address
- DThis configuration enables the interface to learn and remember MAC addresses, until the device is
How the community answered
(29 responses)- A86% (25)
- B3% (1)
- C3% (1)
- D7% (2)
Explanation
The configuration in the exhibit shows the persistent-learning feature enabled on interface ge- Persistent Learning: Persistent-learning ensures that the MAC addresses learned on the interface are retained in the Ethernet-switching table, even after a device reboot. This prevents the need to re-learn MAC addresses after the device restarts, improving stability and reducing downtime. This feature is particularly useful in environments where the re-learning of MAC addresses could cause temporary disruptions or delays in communication, such as in critical Layer 2 network Command Example: set switch-options interface ge-0/0/1.0 persistent-learning
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