ACMA Configuration & Troubleshooting of Aruba Solutions 5

Question 1

An Aruba IAP cluster Virtual Controller IP is not reachable from the wired network. The IAP uplink is connected to an access port on VLAN 1. What is the most likely issue?

Accepted Answer

The Virtual Controller IP is not on the same subnet as VLAN 1 or no default gateway is configured

Answer

If the Virtual Controller IP is not within the AP management subnet or lacks a gateway, it will be unreachable from other network segments.

Question 2

What is the role of the 'conductors' (formerly master) and 'members' hierarchy in ArubaOS 8 Mobility Master architecture?

Accepted Answer

Mobility Master acts as the central policy manager while Managed Devices handle data plane forwarding

Answer

In ArubaOS 8, Mobility Master centralizes configuration and policy management while Managed Devices (controllers) handle local data plane forwarding for connected APs.

Question 3

A technician is configuring a captive portal on an Aruba controller. Users are redirected to the portal page but cannot reach the login page. What firewall rule must be present in the pre-authentication role?

Accepted Answer

Permit DNS and HTTP/HTTPS to the captive portal server

Answer

Pre-authentication roles must allow DNS resolution and HTTP/HTTPS access to the captive portal server so users can reach the login page before authenticating.

Question 4

An admin needs to collect a packet capture on an Aruba AP for client troubleshooting. Which ArubaOS feature enables capturing wireless frames directly on the AP?

Accepted Answer

AP Packet Capture using 'ap packet-capture' CLI command

Answer

ArubaOS supports on-AP packet capture via the 'ap packet-capture' CLI, allowing admins to capture 802.11 frames directly at the AP without additional hardware.

Question 5

In Aruba ClearPass Policy Manager, what is the function of an 'Enforcement Profile'?

Accepted Answer

It defines the RADIUS attributes or actions returned to the NAD after a policy evaluation

Answer

An Enforcement Profile in ClearPass defines the RADIUS VSAs, CoA actions, or VLAN assignments that are sent back to the Network Access Device after policy evaluation.

(ACMA) Aruba Certified Mobility Associate Practice Test

(ACMA) Aruba Certified Mobility Associate Practice Test

ACMA Configuration & Troubleshooting of Aruba Solutions 5