What is an OSPF transit network?
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A network on which a router discovers at least one neighbor.
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What is an OSPF transit network?
A network on which a router discovers at least one neighbor.
What default management role should have been assigned to a user needing access to nonsensitive configuration information?
B. operators.
What does configuring DHCP snooping on a switch do?
It prevents unauthorized DHCP servers from providing invalid configuration data to clients on specified VLANs.
What is the purpose of MAC Caching in Aruba Cloud Guest?
To allow a guest user to bypass the captive portal page after the first authentication based on their MAC address.
What is the title of the exam HPE7-A01?
Aruba Certified Campus Access Professional Exam.
What does IT Certification Guaranteed promise?
To provide an easy way to achieve IT certification.
What type of information does OSPF use to calculate the best path?
Link-state information.
How can HPE Aruba reduce IT administration overhead for devices that do not support 802.1X authentication?
By using MPSK Local to automatically provide unique pre-shared keys for devices.
What does MPSK Local do?
It allows the switch to automatically generate and assign unique pre-shared keys for devices based on their MAC addresses.
Which VLANs are enabled for DHCP snooping in the configuration?
VLANs 100, 110, and 120.
What is a potential issue with the cables running to the APs?
They are not labeled.
Which vendor offers the HPE7-A01 exam?
HP.
What does OSPF establish with neighboring routers?
Adjacencies to exchange routing information.
What is the role of area border routers (ABRs) in OSPF?
They summarize routing information from one area into a single LSA and advertise it to another area.
What is the purpose of configuring VLAN-to-instance mapping in MSTP?
To assign different VLANs to different MST instances for load balancing.
What VLAN is set as the native VLAN in the correct configuration for APs?
VLAN 100.
What is the role of the SVI interface in a VLAN configuration?
It serves as the default gateway for the VLAN.
What is one advantage of splitting a larger OSPF area into smaller areas?
It increases stability by limiting the impact of topology changes within an area.
What is the maximum aggregate ISL bandwidth supported?
200G.
What is a key benefit of VSX clustering?
Dual control plane provides better resiliency.
What is the purpose of loop protection on Aruba CX switches?
To detect and prevent loops by sending loop protection packets.
Where can MAC Caching be enabled in Aruba Cloud Guest?
Under the splash page settings.
How do you configure the IP address 10.10.10.1 for interface 1/1/1 on Aruba CX 6300?
Use the command 'int 1/1/1. switching, ip address 10.10.10.1/24'.
What does the Active Gateway feature eliminate the need for?
VRRP (Virtual Router Redundancy Protocol).
What does IT Certification Guaranteed promise?
To provide an easy way to achieve IT certification.
What is the version of the HPE7-A01 exam?
V12.65.
How does splitting OSPF areas reduce processing overhead?
By reducing the size and frequency of link-state advertisements (LSAs).
What VLAN is used for guest access?
VLAN 300.
What command is used to disable switching on interface 1/1/1 on an Aruba CX 6300 switch?
no switching
What does LAG stand for in networking?
Link Aggregation Group.
What does multichassis LAG provide in a VSX configuration?
Better redundancy with seamless failover across both switches.
What is the calculated EIRP for AP1?
17 dBm.
Which statement is correct about Server 1's access to the core layer?
Server 1 can access the core layer via both uplinks.
What does a directional antenna do?
It radiates or receives radio waves more strongly in one or more directions, creating a focused beam of signal.
What is guaranteed with the HPE7-A01 exam?
IT Certification Guaranteed.
What happens when a client port detects a loop with the do-not-disable parameter on the Aruba CX 6000 switch?
An event log message is created.
What privilege level is assigned to the operators user role?
Level 1.
Who will perform the rollout of the switches and APs at the remote office?
An untrained local field technician.
What is the correct command to assign an IP address to interface 1/1/1?
ip address 10.10.10.1/24
Which VLANs are tagged in the correct configuration for APs?
VLAN 200 and 300.
What command is used to configure MST on Switch D1?
Switch D1(config)#spanning-tree mst configuration.
What is one advantage of splitting a larger OSPF area into smaller areas?
Improved network performance and reduced routing overhead.
What type of connection is the client device using to connect to the Aruba CX 6100 switch?
VSX LAG.
Why does the noise floor increase when bonding channels?
Because the bandwidth is doubled and more noise is captured.
What command creates a VRF named 'eng'?
vrf eng
What command is used to create a VLAN with ID 25?
vlan 25
Why is option B the correct answer for creating a new OSPF configuration?
It creates a new OSPF instance associated with the specified VRF and its routing table.
What protocol does OSPF stand for?
Open Shortest Path First.
Which VLAN is assigned for client devices?
VLAN 200.
What does the do-not-disable parameter prevent on the Aruba CX 6000 switch?
It prevents the switch from disabling the port when a loop is detected.
How does dividing a network into smaller OSPF areas affect bandwidth consumption?
It reduces bandwidth consumption by decreasing the amount of routing information exchanged between areas.
How can you achieve load balancing with MSTP?
By adjusting spanning tree parameters like priority, cost, or port role for each instance.
What is the role of Bridge D1 and Bridge D2 in the configuration example?
Bridge D1 is the root for VLANs 501-1000, and Bridge D2 is the root for VLANs 1-500.
What does Client Insights provide in the context of NetConductor?
Built-in, AI-powered client visibility and fingerprinting capability.
What does MPSK stand for?
Multi Pre-Shared Key.
What command enters the interface configuration mode for the SVI of VLAN 1000?
interface vlan 1000
What does the Active Gateway feature allow in a VSX environment?
Both VSX peers to act as active gateways for different subnets.
What authentication methods does Cloud Auth support?
MAC address-based authentication and integrations with cloud identity stores.
What is required to create a new OSPF configuration for a separate routing table in Aruba CX 6300?
Create a new OSPF process ID with VRF name.
What is the IPv4 address and mask for the SVI configuration?
10.105.43.1 with mask 255.255.255.0.
Why is WPA3-Enterprise (CNSA) recommended for certain networks?
It provides the highest level of security suitable for government and financial institutions.
What encryption protocols does WPA3-Enterprise support?
AES-CCM or AES-GCMP.
What subnet is used for switch management?
10.102.250.0/24.
What is the default management role that should be assigned to a user needing firmware upgrade access?
The sysops role should be assigned, as it allows system operations including firmware upgrades.
What does DSCP stand for and where is it used?
Differentiated Services Code Point; it is a 6-bit field in the IP header used on any IP packet.
What is the Aruba stacking technology that supports up to 10 devices per stack?
Aruba Virtual Switching Framework (VSF).
What is the Aruba stacking technology that supports two devices per stack?
Aruba Backplane Stacking.
What VLAN is designated for management in the Aruba CX 6300 switch configuration?
VLAN 100.
What needs to be identically configured with MSTP to load-balance VLANs?
Spanning-tree instance VLAN mapping.
What command is used to configure a port profile for APs in the correct configuration?
The ap command.
What happens when the ISL link fails but the keepalive interface functions in a VSX configuration?
Active gateway allows continued operation despite the ISL link failure.
What is the purpose of enabling DHCP option-82?
It adds information about the switch port and VLAN to DHCP packets for better control and logging.
What command is used to find the IP address associated with a MAC address on Aruba CX switches?
'show arp'.
What is the purpose of DHCP relay on the SVI of VLAN 1000?
To forward DHCP requests from clients in one subnet to a DHCP server in another subnet.
What distinguishes the Aruba CX 6400 switch from typical campus switches?
Virtual output queueing (VOQ).
What is another advantage of splitting a larger OSPF area?
Enhanced scalability of the OSPF network.
In the EIRP formula, what does P represent?
The output power of the radio.
Why is Server 2 able to access the core layer?
Because of the Active Gateway feature, which keeps its uplink to VSX-B active for VLAN 10.
What is the role of the keepalive interface in this scenario?
It functions while the ISL link fails, allowing continued access to the core layer.
What is a potential issue that needs to be addressed in a network with food-producing machines?
Preventing rogue DHCP servers from impacting the network.
What is the calculated Equivalent Isotropic Radiated Power (EIRP) for AP1?
17 dBm.
Have VRF eng and VLAN 25 been created before configuring the SVI?
No.
What does virtual output queueing (VOQ) implement differently in Aruba CX 6400 switches?
It implements large ingress packet buffers.
Which switches are involved in the DHCP issue?
Aruba CX 8360 and CX 6100 switches.
Can CoS and DSCP be used interchangeably?
No, they are not interchangeable; they serve different purposes and operate at different layers.
What distinguishes a transit network from a stub network?
A transit network has at least two routers connected by a multi-access link, while a stub network has only one router and does not forward traffic for other networks.
What is the purpose of OSPF in a network?
To maintain a consistent view of the network topology.
What is the significance of SVI 10 in the context of OSPF?
It is the VLAN interface used for OSPF adjacency.
How does VSX clustering improve performance compared to spanning tree?
Active-active forwarding provides better performance by using all available links for traffic.
Which switches should have loop protection configured to prevent network outages?
All edge ports of the Aruba CX 6200 and CX 6300 switches.
What action should be taken when a loop is detected on the Aruba CX switches?
Send a warning to the helpdesk.
What issue is encountered when running the 'show arp' command on the primary switch?
No matching entry for the client MAC address is found.
How does Client Insights enhance network visibility?
By leveraging infrastructure telemetry and ML-based classification models.
What is the purpose of the command 'spanning-tree mst 2 priority 0'?
It makes switch D2 the root for instance 2.
What does the term CIST stand for?
Common and Internal Spanning Tree.
Which technology minimizes flooding for layer-2 communication across layer-3 networks?
EVPN-VXLAN.
What is the role of BGP in EVPN-VXLAN?
To distribute MAC addresses and IP addresses of hosts across different VXLAN segments.
What does the show arp command display?
The ARP table for a specific VRF or all VRFs on the switch.
What information does the ARP table contain?
IP address to MAC address mappings for hosts directly connected to the switch or reachable through a gateway.
What factors contribute to the EIRP calculation for an access point?
Transmitter power, antenna gain, and cable loss.
What should an administrator do to find the IP address of a client device connected to a secondary switch?
Run the show arp command on the secondary switch, specifying the VRF name that contains the client device's subnet.
What does CoS stand for and where is it used?
Class of Service; it is a 3-bit field in the 802.1Q VLAN tag header used on Ethernet frames with a VLAN tag.
What is a limitation of SNMPv2c compared to SNMPv3?
It does not support encryption and relies on community strings transmitted in clear text.
What is the Active Gateway feature used for in Aruba CX switch configuration?
To provide an active-active layer 3 default gateway for hosts on the same subnet.
Why is option C incorrect for configuring the IP address?
It does not disable switching.
What feature is enabled on the ports to discover APs automatically?
LLDP (Link Layer Discovery Protocol).
What does EIRP measure?
The radiated power of an antenna in a specific direction.
What is the difference in noise floor perceived by a client using a bonded 40 MHz channel compared to an unbonded 20 MHz channel?
3 dB.
What is the IP address of the SVI for VLAN 1000?
10.102.39.1/24
What application must the office manager use to onboard new hardware into Aruba Central?
Aruba Installer App.
What is the function of the spanning-tree bpdu-guard setting?
It disables a port if it receives a BPDU from an unauthorized device.
How does the Aruba Installer App assist in adding devices to the network?
By allowing the user to scan the barcode of the device.
Which cloud identity providers can integrate with Cloud Auth?
Azure AD, Google Workspace, Okta, etc.
What is the purpose of the Fabric Wizard in NetConductor?
To simplify the creation of overlays using a graphical user interface and automatic configuration generation.
What does QoS help manage in a network?
Congestion, delay, jitter, packet loss, and bandwidth allocation.
What is the main difference between Class of Service (CoS) and Differentiated Services Code Point (DSCP)?
CoS is contained in VLAN Tag fields, while DSCP is in the IP Header and preserved throughout the IP packet flow.
What can the sysadmin user role do?
The sysadmin user role allows users to view and modify the switch configuration using the CLI or Web UI but does not have access to REST API methods.
How many VMACs are supported for each IPv4 and IPv6 stack in a VSX pair?
Sixteen different VMACs (eight for IPv4 and eight for IPv6).
What is the likely cause of weak Wi-Fi coverage in the office?
The AP is using a directional antenna.
What is the priority setting for MST instance 1 in the example?
Priority 0.
How can Server 1 and Server 2 communicate with each other?
They can communicate via the core layer because they are in the same VLAN and subnet.
What is a potential downside of using a directional antenna?
It can create dead zones or weak spots for other areas.
Which option is NOT a likely cause of weak Wi-Fi coverage?
The AP is a remote access point.
Why might an outdoor access point not cause weak Wi-Fi coverage indoors?
Outdoor access points are designed for broader coverage and are not typically the cause of weak indoor signals.
What does the command 'interface vlan 25' do?
Creates an SVI on VLAN 25 and enters the interface configuration mode.
What is the IPv6 address for the SVI configuration?
fd00:5708::f02d:4df6 with a 64-bit prefix length.
Which VRF is the SVI member of in the configuration?
VRF eng.
What issue arises with WPA3-Enterprise (CCM) configuration?
It may not be compatible with some devices that require CNSA compliance.
What issue is being observed with the DHCP requests?
A large number of DHCP requests are failing.
What is the Group Policy Identifier (GPID) used for in Policy Manager?
To carry policy information in traffic for in-line enforcement.
How can HPE Aruba enhance security for wireless IP cameras that do not support 802.1X?
By using MPSK to provide each device with its own unique pre-shared key.
What configuration is needed to alert the helpdesk about network loops?
Set up the trap-option.
What is the first-hop protocol feature recommended by Aruba for VSX L3 gateway?
Active Gateway.
What is the purpose of VOQ in the Aruba CX 6400 switch?
To prevent head-of-line blocking and packet loss due to congestion.
What are the benefits of using Active Gateway in Aruba CX switches?
Fast failover and load balancing for L3 traffic across VSX peers.
What is the VLAN ID for the SVI configuration on the Aruba CX switch?
What is the recommended SSID change to fix compatibility issues with devices requiring CNSA compliance?
Change the SSID to WPA3-Enterprise (CNSA).
What subnet is used for wireless clients on the Aruba CX 8360 switches?
10.102.39.0/24 (VLAN 1000).
What is the IP address of the DHCP server in the scenario?
10.200.1.100.
What protocols does the Fabric Wizard use for overlay networks?
VXLAN and EVPN.
What do the commands 'spanning-tree mst configuration' and 'instance 2 vlan 1-500' accomplish?
They create two MST instances and map VLANs 1-500 to instance 2.
What is the formula for calculating EIRP?
EIRP = P + G - L.
What happens when the ISL link between the switches fails?
Server 1 can still access the core layer via both uplinks, and Server 2 can access it via its uplink to VSX-B.
What command configures the DHCP server's IP address as a helper address for the SVI?
ip helper-address vrf default 10.200.1.100
What does the 'vrf default' parameter indicate in the DHCP relay configuration?
That the SVI and the DHCP server are in the same VRF.
What is Mesh mode in relation to access points?
Mesh mode allows multiple access points to work together to extend Wi-Fi coverage, but it is not likely the cause of weak coverage in this scenario.
What is the purpose of the command 'vrf attach eng'?
It assigns an IPv4 and IPv6 address to the SVI and attaches it to the VRF 'eng'.
How do role-based policies help in a distributed overlay fabric?
They assign group based policy IDs (GBPs) to devices after authentication, which are then enforced on the ingress and egress VTEPs.
What is the correct sequence of events for applying Group Based Policy ID (GBP)?
GBPs are assigned after device authentication and applied on the ingress VTEP, then enforced on the egress VTEP.
What privilege level does the sysops user role have?
The sysops user role has a privilege level of 15, which is the highest level of access on the switch.
What is the difference between the administrators role and the sysops role?
The administrators role has full access to all switch configuration and REST API methods, which is more than what is required for basic operations.
What is the purpose of Cloud Auth in NetConductor?
To enable frictionless onboarding of end users and client devices.
How does VOQ improve packet handling in the Aruba CX 6400 switch?
By allowing each port to have multiple queues for different output ports and prioritizing packets.
What is the purpose of the Aruba Installer App?
It simplifies site installations and enables network connectivity for Aruba devices.
What does Cloud Auth support for devices that do not support 802.1X?
MAC authentication.
What does QoS stand for?
Quality of Service.
What is the primary function of QoS in networking?
Identifying specific traffic for special treatment.
Why might an ARP entry for a client device not be present on the primary switch?
If the client device is connected to another switch by VSX LAG and has not communicated with the primary switch recently.
What does Policy Manager define in the context of network management?
User and device groups and associated traffic routing and access enforcement rules.
What feature does SNMPv3 support that provides an advantage over SNMPv2c?
Encryption.
What can the config user role do?
The config user role allows users to view and modify the switch configuration using the CLI or Web UI but does not have access to REST API methods.
What is MPSK and how can it be configured?
MPSK allows each device to have its own key and role without requiring 802.1X authentication; it can be configured locally on the AP or centrally on Aruba Central.
What is the limitation of MPSK Local?
MPSK Local can only support up to 24 devices per SSID, which is insufficient for scenarios with more devices.
Why is Aruba ClearPass not suitable for the new IP cameras and scanners?
Because the new IP cameras and scanners do not support 802.1X authentication.
How does encryption benefit SNMPv3?
It protects the confidentiality and integrity of SNMP messages.
