ACMA Mobility Solutions 2

Question 1

Which Aruba feature allows a wireless client to roam between APs without re-authenticating to the RADIUS server?

Accepted Answer

802.11r Fast BSS Transition

Answer

802.11r Fast BSS Transition enables fast roaming by pre-caching keys, eliminating the need for full re-authentication with the RADIUS server on each roam.

Question 2

In an Aruba Mobility Controller deployment, what is the role of the Master Controller?

Accepted Answer

It manages configuration and policies for Local Controllers

Answer

The Master Controller centralizes configuration management and policy distribution to Local Controllers in a hierarchical deployment.

Question 3

What Aruba technology dynamically adjusts AP transmit power and channel selection to minimize interference?

Accepted Answer

AirMatch

Answer

AirMatch is Aruba's RF optimization solution that runs nightly batch algorithms to compute optimal channel and power assignments for the entire network.

Question 4

Which tunneling protocol does Aruba use by default to carry wireless client traffic from a Remote AP back to the Mobility Controller?

Accepted Answer

IPsec

Answer

Aruba Remote APs use IPsec tunnels to securely carry client traffic back to the Mobility Controller over untrusted networks.

Question 5

In Aruba ClearPass, what component issues 802.1X certificates to wireless devices automatically?

Accepted Answer

ClearPass OnBoard

Answer

ClearPass OnBoard automates device provisioning by enrolling devices and distributing 802.1X certificates for certificate-based authentication.

(ACMA) Aruba Certified Mobility Associate Practice Test

(ACMA) Aruba Certified Mobility Associate Practice Test

ACMA Mobility Solutions 2