Practice Free HPE7-A08 Exam Online Questions
Which CLI command checks for duplex mismatches on an Aruba CX switch?
- A . show interfaces
- B . show duplex settings
- C . display duplex mode
- D . show interface status
D
Explanation:
The show interface status command reveals duplex mismatches, helping resolve connectivity issues caused by misconfigured link settings.
Which CLI command verifies the buffer utilization of network queues?
- A . show qos buffer statistics
- B . display queue depth
- C . show traffic queueing
- D . show interface buffer
A
Explanation:
The show qos buffer statistics command provides details on buffer usage, helping detect packet drops due to queue overflow.
Which Aruba OS-CX capability lets you create a Python script that continuously verifies MACsec session counters and triggers a syslog alert if encrypted traffic drops to zero for more than 30 seconds?
- A . VSX Consistency Checker
- B . Network Analytics Engine (NAE) agent
- C . A-Lab Simulation Mode
- D . REST v10 Event Stream
B
Explanation:
NAE agents execute Python code natively on the switch, access live telemetry (including MACsec statistics), and emit events when user-defined thresholds are crossed.
Which CLI command removes an incorrectly assigned VLAN from an Aruba CX switch?
- A . no vlan
- B . delete vlan config
- C . clear vlan state
- D . unset vlan table
A
Explanation:
The no vlan command deletes a VLAN from the switch, ensuring network segmentation is properly configured.
Which CLI command displays detailed power supply status on an Aruba CX switch?
- A . show environment power
- B . display power status
- C . show system power
- D . show chassis power
A
Explanation:
The show environment power command checks power supply health and redundancy, helping diagnose switch shutdowns due to power failures.
Which CLI command verifies if a physical link is experiencing excessive errors?
- A . show interfaces counters errors
- B . show error-log
- C . display port statistics
- D . show interface state
A
Explanation:
The show interfaces counters errors command displays CRC errors and dropped packets, helping identify faulty cables, hardware issues, or duplex mismatches.
Which CLI command verifies if a link is experiencing excessive collisions or errors?
- A . show interfaces counters errors
- B . show ethernet errors
- C . display port errors
- D . show qos statistics
A
Explanation:
The show interfaces counters errors command provides real-time error statistics, helping identify physical-layer problems like cable faults or duplex mismatches.
Which CLI command verifies Layer 3 routing table entries?
- A . show vlan
- B . show ip route
- C . show interface brief
- D . show system
B
Explanation:
The show ip route command displays the switch’s routing table, helping administrators verify Layer 3 network connectivity.
Which two Aruba CX switch series support modular power supplies for higher redundancy? (Select two)
- A . Aruba CX 6200
- B . Aruba CX 6300
- C . Aruba CX 8400
- D . Aruba CX 4100i
B, C
Explanation:
The CX 6300 and CX 8400 support modular power supplies, enhancing power redundancy and uptime. The CX 8400 is a core switch with high-performance scalability, while the CX 6300 is ideal for campus aggregation.
Which Aruba CX switch series is designed for compact form-factor core switching?
- A . Aruba CX 6200
- B . Aruba CX 8325
- C . Aruba CX 9300
- D . Aruba CX 4100i
B
Explanation:
The CX 8325 provides high-density core switching in a compact design, offering 25/100GbE support, VXLAN/EVPN capabilities, and robust Layer 3 routing features.