JN0-452 · Question #39
Click the Exhibit button. Referring to the exhibit, which two statements are true? (Choose two.)
The correct answer is A. Clients connected to the same AP remain isolated from each other. B. All ARP broadcasts on the wired network are blocked from going out of the wireless interface. The exhibit likely shows a configuration where Client Isolation (also known as Station Isolation or PSP isolation) and Broadcast Filtering (specifically ARP filtering) are enabled. A is correct because client isolation prevents wireless devices on the same Access Point (AP)…
Question
Click the Exhibit button. Referring to the exhibit, which two statements are true? (Choose two.)
Exhibit
Options
- AClients connected to the same AP remain isolated from each other.
- BAll ARP broadcasts on the wired network are blocked from going out of the wireless interface.
- CClients connected to the same AP maintain communication with each other.
- DAll ARP broadcasts on the wired network are sent out of the wireless interface.
How the community answered
(24 responses)- A71% (17)
- C8% (2)
- D21% (5)
Explanation
The exhibit likely shows a configuration where Client Isolation (also known as Station Isolation or PSP isolation) and Broadcast Filtering (specifically ARP filtering) are enabled. A is correct because client isolation prevents wireless devices on the same Access Point (AP) from communicating directly with each other at Layer 2. This is a common security measure in guest networks or public hotspots to prevent peer-to-peer attacks. B is correct because modern enterprise WLAN controllers and APs often block wired-side broadcast traffic (like ARP) from being transmitted over the air to conserve wireless bandwidth and prevent "broadcast storms" on the radio frequency (RF) medium. Instead of flooding, the AP/controller often uses ARP proxying to respond on behalf of known hosts.
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