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Network Management and Troubleshooting Flashcards

7 cards from real ACP practice questions. Tap to flip, then mark Knew It or Still Learning โ€” missed cards come back until you master them.

Read the first 7 Network Management and Troubleshooting flashcards as text
  1. An Aruba AP is broadcasting an SSID but clients cannot obtain a DHCP address. The AP is in tunnel mode. Which component should be checked first?

    Answer: DHCP server reachability from the controller's VLAN interface

    In tunnel mode, client DHCP requests are forwarded to the controller and routed out the assigned VLAN; if the controller cannot reach the DHCP server on that VLAN, clients will fail to get addresses.

  2. Which Aruba Central feature sends automated alerts when client experience scores drop below a defined threshold?

    Answer: AI Insights Alert Rules / Notifications

    Aruba Central's AI Insights allows administrators to define threshold-based alert rules that trigger notifications when client experience or network health metrics degrade.

  3. A guest SSID using Aruba's built-in captive portal is not redirecting HTTPS clients. What must be configured to handle this?

    Answer: Enable HTTPS inspection on the firewall policy

    HTTPS traffic cannot be intercepted without TLS inspection (HTTPS inspection/SSL offload) because the browser will show a certificate error; enabling HTTPS inspection on the user role's ACL is required.

  4. When troubleshooting an Aruba SD-WAN deployment, which command verifies the health and uptime of overlay tunnels between branch and hub?

    Answer: show datapath tunnel

    'show datapath tunnel' displays active GRE/IPsec tunnel states, packet counts, and health metrics for SD-WAN overlay connections.

  5. An administrator wants to verify that QoS DSCP markings applied by an Aruba controller are preserved end-to-end. Which tool in Aruba Central can confirm this?

    Answer: Path Visualization with DSCP trace

    Aruba Central's Path Visualization feature can show per-hop DSCP values, confirming whether QoS markings are being preserved or remarked across the network path.

  6. After enabling ARM (Adaptive Radio Management) on an Aruba deployment, some APs reduce their transmit power significantly. What is the expected behavior?

    Answer: ARM intentionally lowers power on APs with many neighbors to reduce co-channel interference

    ARM dynamically reduces transmit power on APs in dense environments to minimize co-channel interference and improve overall network capacity.

  7. A ClearPass administrator needs to enforce different network access policies based on whether a Windows endpoint passes a health check (antivirus up-to-date). Which ClearPass component handles this posture assessment?

    Answer: ClearPass OnGuard

    ClearPass OnGuard is the endpoint health assessment agent that checks antivirus status, patch level, and other posture attributes before granting full network access.