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Aruba Certified Switching Professional Exam Question and Answers

Aruba Certified Switching Professional Exam

Last Update Feb 7, 2025
Total Questions : 127

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Questions 1

How does PIM build the IP multicast routing table to route traffic between a multicast source and one or more receivers?

Options:

A.  

It uses the unicast routing table and reverse path forwarding (RPF)

B.  

It uses IGMP and calculates a shortest path tree (SPT)

C.  

It uses the shortest path first (SPF) algorithm derived from link state protocols

D.  

It uses the Bellman-Ford algorithm derived from distance vector protocols

Discussion 0
Questions 2

Examine the AOS-CS switch output:

Based on this output, what is correct?

Options:

A.  

802.1X authentication was successful, but MAC authentication is yet to start

B.  

802.1X authentication occurred and downloadable user roles are deployed

C.  

A local user role was deployed using a ClearPass solution

D.  

Only 802.1X authentication is configured on the port

Discussion 0
Questions 3

Which statement is correct regarding ACLs and TCAM usage?

Options:

A.  

Applying an ACL to a group of ports consumes the same resources as specific ACE entries

B.  

Using object groups consumes the same resources as specific ACE entries

C.  

Compression is automatically enabled for ASIC TCAMs on AOS-CX switches

D.  

Applying an ACL to a group of VLANs consumes the same resources as specific ACE entries

Discussion 0
Questions 4

Examine the network exhibit.

A company has a guest implementation for wireless and wired access. Wireless access is implemented

through a third-party vendor. The company is concerned about wired guest traffic traversing the same network as the employee traffic. The network administrator has established a GRE tunnel between AOS-CX switches where guests are connected to a routing switch in the DMZ.

Which feature should the administrator implement to ensure that the guest traffic is tunneled to the DMZ while the employee traffic is forwarded using OSPF?

Options:

A.  

OSPF route maps using the “set metric” command

B.  

Policy-based routing (PBR)

C.  

User-based tunneling (UBT)

D.  

Classifier policies

Discussion 0
Questions 5

An administrator is implementing a downloadable user role solution involving AOS-CX switches. The AAA

solution and the AOS-CX switches can successfully authenticate users; however, the role information fails to

download to the switches. What policy should be added to an intermediate firewall to allow the downloadable

role function to succeed?

Options:

A.  

Allow TCP 443

B.  

Allow UDP 1811

C.  

Allow UDP 8211

D.  

Allow TCP 22

Discussion 0
Questions 6

Examine the following AOS-CX switch configuration:

Which access control entries would allow web traffic to the web servers 10.1.0.100 and 10.1.1.100?

Options:

A.  

permit tcp servers eq 80

B.  

permit tcp any 10.1.0.100 0.0.1.0 eq 80

C.  

permit tcp any 10.1.0.100/10.1.1.100 eq 80

D.  

permit tcp any 10.1.0.100/255.255.254.255 eq 80

Discussion 0
Questions 7

A network has an ABR that connects area 0 and 1. A network engineer configures a summarized route for area 0. The ABR is a designated router (DR) for the segment it uses to connect to area 1.

Which LSA type is assigned to this route when the summarized route is advertised into area 1 by the ABR?

Options:

A.  

LSA1

B.  

LSA4

C.  

LSA3

D.  

LSA2

Discussion 0
Questions 8

What is correct regarding the configuration of ACLs on AOS-CX switches?

Options:

A.  

Statements with the log keyword are always processed by the switch CPU.

B.  

Standard ACLs are used to match on routes when performing route distribution.

C.  

Wildcard masks are used to match on a range of IP addresses.

D.  

Numbers 100 through 199 and 2000 through 2999 are used when creating extended ACLs.

Discussion 0
Questions 9

An administrator will be deploying HPE Aruba Networking Switch Multi-Edit Software to manage an Aruba solution. What does Switch Multi-Edit Software support?

Options:

A.  

Manages AOS-CX switches and HPE Aruba Networking Gateways

B.  

Tracks configuration and hardware information

C.  

Support for HPE Aruba Networking-supplied security updates

D.  

Can be purchased as a VM and/or hardware appliance

Discussion 0
Questions 10

How does an administrator install a script and create an agent and actions for the Network Analysis Engine running on AOS-CX switches?

Options:

A.  

Access the switches' command-line interface.

B.  

Access the switches' web user interface

C.  

Use Aruba Central's web user interface

D.  

Use the NetEdit web user interface

Discussion 0
Questions 11

An administrator is looking for a data center switching solution that will greatly reduce the likelihood of dropped

frames when uplink congestion is experienced. Which AOS-CX switch queuing feature meets the

administrator’s needs?

Options:

A.  

FIFO

B.  

VOQ

C.  

WFQ

D.  

DWWR

Discussion 0
Questions 12

What must a network administrator implement in order to run an NAE script on an AOS-CX switch?

Options:

A.  

Deployment

B.  

Schedule

C.  

Plan

D.  

Agent

Discussion 0
Questions 13

Examine the attached diagram

Two AOS-CX switches are configured for VSX at the access layer, where servers attached to them. An SVI interface is configured for VLAN 10 and serves as the default gateway for VLAN 10. The ISL link between the switches fails, but the keepalive interface functions. Active gateway has been configured on the switches.

What is correct about access from the servers to the Core?

Options:

A.  

Server 2 can successfully access the core layer via the keepalive link.

B.  

Server 1 and Server 2 can communicate with each other via the core layer.

C.  

Server 2 cannot access the core layer.

D.  

Server 1 can access the core layer via both uplinks.

Discussion 0
Questions 14

A network administrator is implementing OSPF, where there are two exit points. Each exit point has a stateful, application inspection firewall to implement company policies.

What would the best practice be to ensure that one firewall will see both directions of the traffic, preventing asynchronous connections in the network?

Options:

A.  

Both ASBRs should define External Type 1 routes for the

B.  

Both ASBRs should define External Type 1 routes for the

C.  

Both ASBRs should define External Type 2 routes for the

D.  

Both ASBRs should define External Type 2 routes for the

Discussion 0
Questions 15

Examine the configuration of Core-1 and Core-2. AOS-CX switches configured as a VSX stack:

Core1: Interlace lag 256

no shutdown

no routing

vlan trunk allowed all

lacp mode active Interface 1/1/46

no shutdown

lag 256 Interface 1/1/47

no shutdown

lag 256

VSX

Inter-switch-link lag 256

vsx-sync vsx-global

exit

Cofe2: interlace lag 250

no shutdown

no routing

vlan trunk allowed all

lacp mode active

Interlace 1/1/46

no shutdown

lag 256 Interface 1/1/47

no shutdown

lag 256 vsx

inter-switch-link lag 256

exit

When using the "show vsx status" command, the two switches fall to connect and successfully synchronize. What should the administrator do to fix this issue?

Options:

A.  

Define a larger MTU on the ISL link of the two switches.

B.  

Define the VSX roles on the two switches.

C.  

Enable active-active forwarding on the two switches.

Discussion 0
Questions 16

An administrator in a company of 349 users has a pair of AOS-CX switches with connections to external

networks. Both switches are configured for OSPF. The administrator wants to import external routes on both switches, but assigns different seed metrics to the routes, as well as imports them as external type-1 routes.

What is the best way for the administrator to accomplish this?

Options:

A.  

Create a route map with the correct route type and metrics

B.  

Define the route type and metrics in the OSPF process

C.  

Create a classifier policy with the correct route type and metrics

D.  

Define a class and policy map with the correct route type and metrics

Discussion 0
Questions 17

What is a best practice concerning voice traffic and dynamic segmentation on AOS-CX switches?

Options:

A.  

Controller authentication and user-based tunneling of the voice traffic

B.  

Switch authentication and user-based tunneling of the voice traffic

C.  

Controller authentication and port-based tunneling of the voice traffic

D.  

Switch authentication and local forwarding of the voice traffic

Discussion 0
Questions 18

Which AOS-CX switches support weighted fair queuing (WFQ)?

Options:

A.  

Both 8320 and 8325

B.  

Both 6300 and 6400

C.  

8400 only

D.  

6300 only

Discussion 0
Questions 19

An administrator creates an ACL rule with both the “count” and “log” option enabled. What is correct about the

action taken by an AOS-CX switch when there is a match on this rule?

Options:

A.  

By default, a summarized log is created every minute with a count of the number of matches

B.  

Logging will not include certificate and TLS events, but counting will

C.  

The “count” and “log” options are processed by the AOS-CX switch’s hardware ASIC

D.  

The total in the “log” record and the count could contain different rule matching statistics

Discussion 0
Questions 20

An access layer AOS-CX has no OoS configuration on it. The switch receives an 802.1Q tagged VoIP frame on a port. The frame has an 802.1p value of 6. The IP header has a DSCP value of EF46 How will the switch forward this frame?

Options:

A.  

Forwards it as a normal frame

B.  

Places it in the high priority queue

C.  

Forwards It based on the DSCP value in the frame

D.  

Forwards It based on the 802.1p value in the frame

Discussion 0
Questions 21

An administrator will be replacing a campus switching infrastructure with AOS-CX switches that support VSX capabilities. The campus involves a core, as well as multiple access layers. Which feature should the

administrator implement to allow both VSX-capable core switches to process traffic sent to the default gateway in the campus VLANs?

Options:

A.  

VRF

B.  

VRRP

C.  

IP helper

D.  

Active gateway

Discussion 0
Questions 22

When implementing user-based tunneling on an AOS-CX switch, which component defines the primary and backup Aruba gateways?

Options:

A.  

Transit VLAN

B.  

Gateway role

C.  

Server group

D.  

Zone

Discussion 0
Questions 23

What is a concept associated with PIM sparse mode (SM)?

Options:

A.  

Reverts to forwarding when the pruning state times out.

B.  

Requires periodic joins to maintain the shortest path tree (SPT).

C.  

Recommended for use when high bandwidth connections exist.

D.  

Implements a push content to forward traffic from the multicast source.

Discussion 0
Questions 24

A company uses NetEdit to manage a network of 700 AOS-CX switches and approximately 1,000 other SNMP-capable devices.

Which management solution should the company use to monitor all the devices, as well as see a topology picture of how all the devices are connected together?

Options:

A.  

NetEdit

B.  

Aruba AirWave

C.  

Aruba Activate

D.  

Network Analysis Engine (NAE)

Discussion 0
Questions 25

Examine the attached exhibit.

The network administrators is trying to add a remote location as area 3 to the network shown in the diagram.

Based on current connection restrictions, the administrator cannot connect area 3 directly to area 0. The

network is using AOS-CX switches.

Which feature should the administrator implement to provide connectivity to the remote location?

Options:

A.  

Not-so-stubby areas

B.  

Bidirectional forward detection (BFD)

C.  

OSPFv3

D.  

Virtual links

Discussion 0
Questions 26

An administrator of a company has concerns about upgrading the access layer switches. The users rely

heavily on wireless and VoIP telephony. Which is the best recommendation to ensure a short downtime for the users during upgrading the access layer switches?

Options:

A.  

Install the in-service software upgrade (ISSU) feature with clustering enabled

B.  

Install AOS-CX 6300 or 6400 switches with always-on POE

C.  

Implement VSF on the AOS-CX access switches

D.  

Implement VSX on the AOS-CX access switches

Discussion 0
Questions 27

What is correct regarding policy-based routing?

Options:

A.  

Policies can only be applied to routed interfaces.

B.  

Policies can be applied inbound and outbound.

C.  

Monitoring of policy interfaces occurs every 60 seconds.

D.  

Policy actions include routing permitting or dropping traffic.

Discussion 0
Questions 28

Which does VOQ implement that is different from most typical campus switches?

Options:

A.  

Large ingress packet buffers

B.  

vsx

C.  

Per-port ASICs

D.  

Large egress packet buffers

Discussion 0
Questions 29

A network has two AOS-CX switches connected to two different service providers. The administrator is

concerned about bandwidth consumption on the service provider links and learned that the service providers were using the company as a transit AS.

Which feature should the administrator implement to prevent this situation?

Options:

A.  

Configure route maps and apply them to BGP

B.  

Configure the two switches as route reflectors

C.  

Configure a classifier policy to disable MED

D.  

Configure bi-directional forwarding detection on both switches

Discussion 0
Questions 30

An administrator is configuring BGP and has two connections to a service provider to two different local routers.

Which BGP metric should the administrator configure to influence which local router the service provider will use to reach certain routes?

Options:

A.  

Weight

B.  

Multiple exit discriminator

C.  

Local preference

D.  

Origin

Discussion 0
Questions 31

MAC authentication is enabled on port 1/1/27 of an AOS-CX switch. The following MAC addresses are defined on the AAA server:

* 88:3a:30:97:b6:00

* 00:50:56:b1:fc:9b

Examine the AOS-CX switch output:

Based on this information, what is true concerning port 1/1/27?

Options:

A.  

Device-mode is enabled with a client limit of 1.

B.  

Device-mode is enabled with a client limit of 2.

C.  

Client-mode is enabled with a client limit of 1.

D.  

Client-mode is enabled with a client limit of 2.

Discussion 0
Questions 32

An administrator wants to track what configuration changes were made on a switch. What should the

administrator implement to see the configuration changes on an AOS-CX switch?

Options:

A.  

AAA authorization

B.  

Network Analysis Engine (NAE)

C.  

AAA authentication

D.  

VSX synchronization logging

Discussion 0
Questions 33

An administrator has an aggregation layer of 8325CX switches configured as a VSX pair. The administrator is

concerned that when OSPF network changes occur, the aggregation switches will respond to the changes

slowly, and this will affect network connectivity, especially VoIP calls, in the connected access layer switches.

What should the administrator do on the aggregation layer switches to alleviate this issue?D18912E1457D5D1DDCBD40AB3BF70D5D

Options:

A.  

Implement route aggregation

B.  

Implement bidirectional forwarding detection (BFD)

C.  

Reduce the hello and dead interval timers

D.  

Implement graceful restart

Discussion 0
Questions 34

An administrator is designing an access layer solution in a data center. A key requirement is to dual-home mission-critical server connections to two different switches, ensuring that the servers always have network access, even during switch software upgrades. This feature should support strictly-controlled provisioning.

What would best meet the administrator's needs when deploying AOS-CX switches?

Options:

A.  

VSF

B.  

Dynamic segmentation

C.  

VSX

D.  

NAE

Discussion 0
Questions 35

A company is implementing a new wireless design and needs it to support high availability, even during times of switch system upgrades. The solution will involve Aruba Mobility Controller (MC) and Aruba AP connections requiring POE. Which campus AOS-CX switch solution and virtual switching should the company implement at the campus access layer?

Options:

A.  

AOS-CX 6400 and VSX

B.  

AOS-CX 6300 and VSF

C.  

AOS-CX 8325 and VSF

D.  

AOS-CX 8400 and VSX

Discussion 0
Questions 36

Examine the configuration performed on newly deployed AOS-CX switches:

After performing this configuration, the administrator notices that the switch ports always remain in the EAP start state. What should the administrator do to fix this problem?

Options:

A.  

Define the server group cppm

B.  

Set the ports to client-mode

C.  

Create and assign a local user role to the ports

D.  

Enable change of authorization (CoA)

Discussion 0
Questions 37

An administrator is supporting a network with the access layer consisting of AOS-CX 6300 and 6400 switches. The administrator needs to quickly deploy Aruba IAPs and security cameras in the network, ensuring that the correct QoS and VLAN settings are dynamically applied to the switch ports. Currently, switches are not configured to do device authentication, and no authentication server exists in the network.

Which AOS-CX feature should the administrator use to dynamically assign the policy settings to the correct switch ports?

Options:

A.  

Device profiles

B.  

Change of authorization

C.  

Dynamic segmentation

D.  

Voice VLANs

Discussion 0
Questions 38

A company has a few servers in a secure, remote location storing highly-confidential documents connected to two AOS-CX 6400 switches configured in a VSX pair The AOS-CX switches perform access control with 802 1X and will be implementing user-based tunneling (UBT) so that Aruba gateway application inspection and stateful firewall policies can be applied to the traffic. The gateways are running version 84 and implement the AP, PEF, and RFP licenses

Which licensing is needed for the two AOS-CX switches?

Options:

A.  

2 AP and 2 PEF licenses only

B.  

1 AP license only

C.  

2 AP, 2 PEF, and 2 RFP licenses only

D.  

1 AP, 1 PEF, and 1 RFP licenses only

Discussion 0