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HPE6-A73 Sample Questions Answers

Questions 4

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

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Questions 5

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.

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Questions 6

What would prevent two OSPF routers from forming an adjacency? (Select two.)

Options:

A.

Different priorities

B.

Different area types

C.

Different MTU sizes

D.

Different IP addresses

E.

Different router IDs

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Questions 7

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

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Questions 8

A company has recently upgraded their campus switching infrastructure with AOS-CX switches. They have

implemented 802.1X authentication on access ports where laptop and IOT devices typically connect. An

administrator has noticed that for POE devices, the AOS-CX switch ports are delivering the maximum wattage

to the port instead of what the device actually needs.

Concerned about this waste of electricity, what should the administrator implement to solve this problem?

Options:

A.

Implement a classifier policy with the correct power definitions

B.

Create device profiles with the correct power definitions

C.

Enable AAA authentication to exempt LLDP and/or CDP information

D.

Globally enable the QoS trust setting for LLDP and/or CDP

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Questions 9

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

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Questions 10

How is NetEdit installed at a customer location?

Options:

A.

Via an Aruba NetEdit hardware appliance

B.

Via a DVD using a virtualized platform like Microsoft’s Hyper-V

C.

Via the Aruba Central cloud solution

D.

Via an OVA file and a virtualized platform like VMware’s ESXi

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Questions 11

A network engineer is setting up BGP on AOS-CX switches. The engineer is establishing two different eBGP peering’s to two different service providers. The engineer has dozens of contiguous C-class public networks that need to be advertised to the two service providers. The engineer manually defines the networks to be advertised individually with the "network" command.

How can an administrator advertise only a summarized route to the two service providers?

Options:

A.

Create a summarized static route and redistribute this into OSPR

B.

Summarize the networks with the "aggregate-address" BGP command

C.

Enable auto-summarization in the IPv4 address family of the BGP configuration

D.

Create a summarized route in OSPF

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Questions 12

An administrator has an AOS-CX switch configured with:

router ospf 1

area 0

area 1 stub no-summary

It is the only ABR for area 1. The switch has the appropriate adjacencies to routing switches in areas 0 and 1.

The current routes in each area are:

Area 0: 5 routes (LSA Type 1 and 2)

Area 1: 10 routes (LSA Type 1 and 2)

External routes: 2 (LSA Type 5)

Based on the above configuration, how many OSPF routes will routing switches see in Area 1?

Options:

A.

15

B.

6

C.

11

D.

12

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Questions 13

A network administrator is implementing NAE on AOS-CX switches. When attempting to create an agent on a particular switch, the agent appears in the NAE Agents panel with a red triangle error symbol and a status of “Unknown”.

What is the cause of this issue?

Options:

A.

The administrator does not have the appropriate credentials to interact with NAE

B.

The number of scripts or agents has exceeded the hardware’s capabilities

C.

A connectivity issue exists between NAE and the AOS-CX switch

D.

The RESTful API has not been enabled on the AOS-CX switch

Questions 14

A network administrator wants to centralize the management of AOS-CX switches by implementing NetEdit.

How should the administrator purchase and/or install the NetEdit solution?

Options:

A.

Install as a hardware appliance

B.

Installed on a supported version of RedHat Enterprise Linux

C.

Installed in a virtualized solution by using the Aruba-supplied OVA file

D.

Installed on a supported version of Debian Linux

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Questions 15

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

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Questions 16

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

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Questions 17

How should a network administrator add NAE scripts and implement NAE agents that will run on an AOS-CX switch?

Options:

A.

Use the web interface of the NetEdit server

B.

Use the web interface of the AOS-CX switch

C.

Use the web interface of Aruba Central

D.

Use the CLI of the AOS-CX switch

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Questions 18

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

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Questions 19

An administrator implements interim accounting for guest users so that ClearPass can track the amount of bandwidth that guests upload and download. Guests that abuse bandwidth consumption should be disconnected from the network. The administrator configures the following on the AOS-CX access switches:

After performing this configuration, the administrator notices that guest users that have exceeded the guest bandwidth limit are not being disconnected. Upon further investigation, Access Tracker in ClearPass indicates a disconnect CoA message is being sent to the AOS-CX switch.

What is causing this issue?

Options:

A.

RADIUS change of authorization is not enabled on the AOS-CX switch.

B.

Bandwidth consumption of the guests is not being reported by the AOS-CX switch.

C.

NTP is not configured on the AOS-CX switch.

D.

There is a time discrepancy between the AOS-CX switch and ClearPass.

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Questions 20

A network administrator is implementing a configuration plan in NetEdit. The administrator used NetEdit to push the configuration plan to the switch. Which option in the NetEdit planning section should the administrator select to save the configuration running on the switch to the startup-config?

Options:

A.

EDIT

B.

VALIDATE

C.

COMMIT

D.

DEPLOY

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Questions 21

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

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Questions 22

A network administrator wants to replace older access layer switches with AOS-CX 6300 switches.

Which virtual switching technology can the administrator implement with this solution?

Options:

A.

Both VSF and VSX

B.

Only Backplane stacking

C.

Only VSF

D.

Only VSX

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Questions 23

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)

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Questions 24

Examine the network topology.

The network is configured for OSPF with the following attributes:

Core1 and Core2 and ABRs

Area 1 has 20 networks in the 10.1.0.0/16 range

Area 0 has 10 networks in the 10.0.0.0/16 range

Area 2 has 50 networks in the 10.2.0.0/16 range

The ASBR is importing a static route into Area 1

Core2 has a summary for Area 2: area 0.0.0.2 range 10.2.0.0/16 type inter-area

Here is the OSPF configuration performed on Core1:

Based on the above information, what is correct?

Options:

A.

ISP 1 is not reachable from any area.

B.

Corel has received one type 5 LSA from the ASBR.

C.

Area 0 has 81 routes

D.

Area 1 has 23 routes

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Questions 25

What are best practices when implementing VSX on AOS-CX switches? (Choose two.)

Options:

A.

The ISL lag should use the default MTU size.

B.

Timers should be left at their default values.

C.

The default system MAC addresses should be used.

D.

The keepalive connection should use a direct layer-3 connection.

E.

The ISL lag should use at least 10GbE links or faster.

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Questions 26

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

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Questions 27

A network engineer is having a problem adding a custom-written script to an AOS-CX switch’s NAE GUI. The script was written in Python and was successfully added on other AOS-CX switches. The engineer examines the following items from the CLI of the switch:

What should the engineer perform to fix this issue?

Options:

A.

Install the script’s signature before installing the new script

B.

Ensure the engineer’s desktop and the AOS-CX switch are synchronized to the same NTP server

C.

Enable trust settings for the AOS-CX switch’s SSL certificate

D.

Remove a script that is no longer used before installing the new script

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Questions 28

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

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Questions 29

Examine the following AOS-CX configuration:

Based on this configuration, which statement is correct regarding IoT traffic?

Options:

A.

If 10.100.1.2 is not reachable, the IoT traffic will be automatically dropped by the switch

B.

If a specific route is not available in the routing table, the traffic will be routed to 10.100.1.2

C.

The next hop of 10.100.1.2 can be one or more hops away from the AOS-CX switch

D.

All routes are ignored in the routing table for IoT traffic, which is routed to 10.100.1.2

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Questions 30

An administrator wants to drop traffic from VLAN 6 (10.1.6.0/24) to VLAN 5 (10.1.5.0/24), but allow all other traffic. What is correct configuration to accomplish this?

Options:

A.

Option A

B.

Option B

C.

Option C

D.

Option D

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Questions 31

Which protocol does NetEdit use to discover devices in a subnet during the discovery process?

Options:

A.

LLDP

B.

ARP

C.

DHCP

D.

ICMP

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Questions 32

A network engineer is using NetEdit to manage AOS-CX switches. The engineer notices that a lot of thirdparty VoIP phones are showing up in the NetEdit topology. The engineer deletes these, but they are

automatically rediscovered by NetEdit and added back in.

What should the administrator do to solve this problem?

Options:

A.

Change the VoIP phone SNMP community string to something unknown by NetEdit

B.

Disable LLDP globally on the AOS-CX switches where phones are connected

C.

Disable SSH access on all the VoIP phones

D.

Disable the RESTful API on all the VoIP phones

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Questions 33

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.

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Questions 34

What is the purpose of the transit VLAN when implementing dynamic segmentation policies involving AOS-CX switches and an Aruba gateway solution?

Options:

A.

It identifies the VLAN that the user traffic will be assigned to when it comes out of the tunnel and is forwarded by the gateway.

B.

It identifies the VLAN that the user traffic will be assigned to, whether the traffic is tunneled or locally switched

C.

It defines the VXLAN identifier to identified UBT traffic between the AOS-CX switches and the gateway solution

D.

It identifies the VLAN that the switch will use when tunneling the traffic to the gateway

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Questions 35

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

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Questions 36

What is the correct way of associating a VRF instance to either a VLAN or an interface?

Options:

A.

Switch(config)# interface

Switch(config-if)# vlan access vrf attach

B.

Switch(config)# vlan vrf attach < vrf-name >

C.

Switch(config)# vlan

Switch(config-vlan-# vrf attach < vrf-name >

D.

Switch(config)# vlan vrf < vrf-name >

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Questions 37

An administrator is managing a pair of core AOS-CX switches configured for VSX. Connected to this core are pairs of aggregation layer AOS-CX switches configured for VSX. OSPF is running between the aggregation and core layers. To speed up OSPF convergence, the administrator has configured BFD between the core and aggregation switches.

What is a best practice the administrator should implement to reduce CPU processing on the switches if a BFD neighbor fails?

Options:

A.

Disable ICMP redirects

B.

Implement graceful restart

C.

Increase the BFD echo timers

D.

Increase the VSX keepalive timer

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Questions 38

How is voice traffic prioritized correctly on AOS-CX switches?

Options:

A.

By defining device profiles with QOS settings

B.

By placing it in the strict priority queue

C.

By implementing voice VLANs

D.

By implementing weighted fair queueing (WFQ)

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Exam Code: HPE6-A73
Exam Name: Aruba Certified Switching Professional Exam
Last Update: Nov 4, 2024
Questions: 127
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