ACP Professional Standards & Best Practices 2

Question 1

When deploying an Aruba ClearPass Policy Manager in a large enterprise, which high-availability configuration is considered best practice?

Accepted Answer

Active-Standby with Publisher and Subscriber nodes

Answer

Aruba best practice recommends an Active-Standby ClearPass cluster using a Publisher for configuration and one or more Subscribers for policy processing and redundancy.

Question 2

A network engineer is configuring Aruba APs in a RF-sensitive hospital environment. Which power management practice best minimizes interference with medical equipment?

Accepted Answer

Enable ARM and allow it to auto-adjust power based on neighbor discovery

Answer

Enabling Adaptive Radio Management (ARM) allows APs to automatically adjust transmit power to the minimum necessary for reliable coverage, reducing RF interference.

Question 3

Which practice should be followed when assigning VLANs to Aruba user roles in a segmented network?

Accepted Answer

Assign unique VLANs per user role to enforce traffic segmentation

Answer

Assigning unique VLANs per user role ensures proper traffic segmentation and limits the blast radius of a security breach.

Question 4

During an Aruba Mobility Controller (MC) software upgrade, what is the recommended procedure to minimize user downtime?

Accepted Answer

Upgrade the Standby MC first, failover, then upgrade the formerly Active MC

Answer

Upgrading the Standby MC first, then performing a controlled failover, ensures continuous service while the formerly Active MC is upgraded.

Question 5

What is the Aruba best practice for securing management access to Mobility Controllers?

Accepted Answer

Restrict management to a dedicated out-of-band management VLAN and use SSH/HTTPS only

Answer

Aruba recommends isolating management traffic on a dedicated VLAN and enforcing encrypted protocols (SSH/HTTPS) to prevent unauthorized access.

(ACP) Aruba Certified Professional Certification Practice Test

(ACP) Aruba Certified Professional Certification Practice Test

ACP Professional Standards & Best Practices 2