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HPE6-A45 Exam Dumps - Implementing Aruba Campus Switching solutions

Question # 4

What is a reason to implement PIM-DM as opposed to PIM-SM?

A.

to control exactly which multicast groups are routed through the network

B.

to permit a higher density of RP routers in the network core

C.

to conserve bandwidth over WAN links

D.

to use on high-bandwidth routed connections

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Question # 5

A company has a wireless Aruba solution and wired users that connect to AOS-Switches. The company wants deep insight into the types of applications that wired users run. The company also wants more control over the traffic.

What can the company do to meet these goals?

A.

Use tunneled node to send traffic through an Aruba Mobility Controller

B.

Configure extended IP ACLs on the AOS-Switches to filter the traffic.

C.

Configure RMON receivers on the switches.

D.

Set up remote traffic mirroring between the AOS-Switches and Aruba Mobility Controllers.

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Question # 6

AOS-Switches authenticate guests to ClearPass with captive portal. An administrator notices that some guests are unable to reach the captive portal page. What will resolve this issue?

A.

Permit DNS on the ClearPass Portal

B.

Permit DHCP on the ClearPass Portal.

C.

Permit HTTP or HTTPS on the ClearPass Portal.

D.

Permit Allow All MAC-Auth on the ClearPass Portal.

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Question # 7

Which situation requires an AOS-Switch interface to support MAC-based VLANs?

A.

The interface has an extended MAC ACL applied to it in the outbound direction, and it uses VLAN ID as one of the criteria for rules.

B.

The interface has an extended MAC ACL applied to it in the inbound direction, and it has multiple tagged VLAN assignments.

C.

The interface is configured to support Local MAC Authentication (LMA), authenticates endpoints against a non-default MAC group, and limits the address count to 1.

D.

The interface is configured to support 802.1X in user-based mode, connects to more than one endpoint at a time, and users are assigned to different dynamic VLANs.

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Question # 8

Which switches can be deployed in a mesh topology for backplane stacking?

A.

Aruba 2920 switches

B.

Aruba 2930F switches

C.

Aruba 2930M switches

D.

Aruba 3810 switches

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Question # 9

A company wants to implement RADIUS authentication of all managers who log in to AOS-Switches via SSH. The RADIUS server also sends VSAs that indicate which commands users can enter, and switches must honor these.

What must the administrator do to meet the company’s requirements?

A.

Set the command access level to manager mode; also set RADIUS for aaa authentication ssh login and aaa authentication ssh enable.

B.

Set RADIUS for aaa authentication ssh login, also enable authentication privilege-login mode, which allows the switch to accept all RADIUS VSAs.

C.

Set command authorization to RADIUS, also set RADIUS for aaa authentication ssh login and aaa authentication ssh enable.

D.

Set RADIUS for aaa authentication ssh login and aaa authentication ssh enable, which allows the switch to accept all RADIUS VSAs.

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Question # 10

Refer to the exhibits.

Exhibit 1

Exhibit 2

A company has attempted to implement OSPF without success. The devices in Area 1 need to be able to reach Area 2. Routes should be aggregated for advertisement in other areas. What must be changed to meet these requirements?

A.

Change Area 3 to Area 0; remove Area 1 from Switch-2 and Area 2 from Switch-1.

B.

Move the 10.1.0.0/16 range to Area 2 on Switch-1 and the 10.2.0.0/16 range to Area 1 on Switch-2.

C.

Add Area 1 and Area 2 on VLAN 100 on both Switch-1 and Switch-2. Remove Area 3.

D.

Add the 10.2.0.0/16 range on Switch-1 and the 10.1.0.0/16 range on Switch-2.

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Question # 11

Refer to the exhibit.

A company has IP phones that are LLDP-MED capable. The exhibit shows the configuration for the VLAN to which IP phones belong, as well as the configuration for ports to which phones will connect. AOS-Switches at the access layer are set up to use LLDP-MED. The administrator wants to automatically provision the phones to send traffic with the right VLAN tag and priority.

Which additional configuration step must the administrator complete?

A.

Specify LLDP-MED as the global LLDP mode

B.

Specify the voice setting in VLAN 3

C.

Enable LMA and configure the proper LMA profiles

D.

Enable 802.1X and MAC-based VLANs on the ports

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Question # 12

An AOS-Switch enforces 802.1X. It receives an Access-Accept with this HPE VSA from its Radius server:

Attribute Name and ID = HPE-User-Role (25) Value = contractor

The switch then rejects the client. What is one requirement for the switch to accept the message and authorize the client?

A.

The initial user role must be set to the factory default permit any role.

B.

User role authorization must be enabled globally on the switch.

C.

An aaa authentication local user group must have the contractor name.

D.

The RADIUS server settings must permit dynamic authorization.

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Question # 13

Refer to the exhibit.

A network administrator wants to prevent endpoints from spoofing the MAC address of the VLAN 2 default gateway. What should the administrator configure on Switch-1?

A.

MAC lockdown of the default gateway MAC address on ports 1-20

B.

MAC lockdown of the default gateway MAC address on trk1

C.

default gateway MAC address as a port security authorized address on trk1

D.

default gateway MAC address as a port security authorized address on ports 1-20

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Question # 14

Refer to the exhibit.

A network administrator needs to deploy AOS-Switches that implement port-based tunneled node. Their Aruba controller has IP address 10.1.10.5/24. The architect has assigned tunneled-node endpoints to VLAN 20.

What is one issue with the current configuration planned for VLAN 20 on the switch?

A.

VLAN 20 must have GRE enabled on it.

B.

VLAN 20 cannot have an IP address.

C.

VLAN 20 must have an IP address in the same subnet as the controller.

D.

VLAN 20 must not enable jumbo frames.

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Question # 15

Refer to the exhibits.

Exhibit 1.

Exhibit 2.

The VoIP phone connects, authenticates successfully, and is dynamically assigned to tagged VLAN 6. The endpoint connected to the phone does not authenticate but starts to send untagged traffic.

How does the switch handle this traffic?

A.

It forwards the traffic in VLAN 5.

B.

It relays the traffic to the RADIUS server for authentication.

C.

It forwards the traffic in VLAN 6.

D.

It drops the traffic.

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Question # 16

Refer to the exhibit.

Switch-1 and Switch-2 connect on interface A23. The switches experience a connectivity issue. The network administrator sees that both switches show this interface as up. The administrator sees the output shown in the exhibit on Switch-1.

What is a typical issue that could cause this output?

A.

asymmetric routing introduced by a routing protocol

B.

an issue with VLAN mismatch

C.

mismatched subnet mask on the VLAN for the link

D.

a jumbo frame mismatch

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Question # 17

Refer to the exhibits.

Exhibit 1

Exhibit 2

Network administrators are alerted to high interface utilization on a switch by a management solution. They examine the utilization on the uplink interfaces several times an hour during problem times. The exhibit shows output typical of times of congestion. The administrators want to allocate bandwidth fairly and reduce congestion on the uplinks.

What could help meet these requirements?

A.

a per-queue rate limit on interfaces 1 and 2

B.

an outbound rate limit on each edge port

C.

a broadcast rate limit on each edge port

D.

an outbound rate limit on interfaces 1 and 2

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Question # 18

Refer to the exhibit.

Network administrators set up PIM-DM to route multicast traffic from Server 1 to clients in VLAN 24. The multicasts are not active now, but the administrators want to determine which path the multicasts will take.

What should the administrators check to help them calculate this path?

A.

If Switch-2 or Switch-3 has the highest IP address on a VLAN that runs PIM-DM.

B.

If Switch-2 or Switch-3 is listed as an RP in the Switch-1 RP set

C.

What the next hop is for the unicast route that Switch-1 uses to reach 10.2.2.2

D.

If the Switch-2 DR priority on VLAN 10 is higher than the Switch-3 DR priority on VLAN 11

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Question # 19

Refer to the exhibit.

Switch-1 and Switch-2 connect on interface A23. The switches experience a connectivity issue. The network administrator sees that both switches show this interface as up. The administrator sees the output shown in the exhibit on Switch-1.

What is a typical issue that could cause this output?

A.

a hardware issue, such as a broken cable

B.

asymmetric routing introduced by a routing configuration error

C.

an issue with queuing, caused by mismatched QoS settings

D.

mismatched IP addresses on the VLAN for the link

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Question # 20

Refer to the exhibits

Exhibit 1

Exhibit 2

Both Switch-1 and Switch-2 have an OSPF inter-area route to 10.2.0.0/16 with metric 10 in their IP routing table. Switch-3 has the default setting for ECMP. Based on the exhibits, what should the Switch-3 routing table display if the network operates as normal?

A.

no route to 10.2.0.0/16

B.

two routes to 10.2.0.0/16 through both 10.1.0.1 and 10.1.0.5

C.

a route to 10.2.0.0/16 through 10.1.0.5

D.

a route to 10.2.0.0/16 through 10.1.0.1

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Question # 21

Refer to the exhibit.

A network administrator applies the ACL shown in the exhibit. Which source IP address does the myList ACL deny?

A.

10.1.0.10

B.

10.1.1.10

C.

10.1.2.10

D.

10.2.1.10

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Question # 22

A network administrator configures connection rate filtering on interface 1 with the throttle action. Device 1 crosses the threshold and triggers the action.

What does the switch do?

A.

It temporarily drops all IP traffic from Device 1 only.

B.

It temporarily drops all IP traffic on interface 1.

C.

It drops all IP traffic from Device 1 until the host is manually unblocked.

D.

It drops all IP traffic on interface 1 until the interface is manually unblocked.

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Question # 23

A network uses MSTP and has AOS-Switches at the access layer. The company wants edge ports on the access layer switches to meet these criteria:

  • They prevent all rogue switches that run STP, RSTP, or MSTP from connecting to the network.
  • If a rogue switch connects and is then replaced by a proper endpoint, the port recovers automatically without IT staff involvement.

How should the network administrator set up the edge ports to meet these requirements?

A.

Enable loop protection with a timeout period.

B.

Enable BPDU filtering.

C.

Enable both root guard and BPDU protection.

D.

Enable BPDU protection with a timeout period.

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Question # 24

Network administrators want to gain insight into network utilization, traffic patterns, and the types of applications in use across the network over the long term.

Which technology can help them achieve this goal?

A.

RMON

B.

sFlow

C.

SNMP traps

D.

DiffServ

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Question # 25

Refer to the exhibit.

The routing switches shown in the exhibit run OSPF on the links between each other. The commander in the Switch-1 VSF fabric goes down. Traffic is disrupted for several seconds.

What should a network administrator do to support a faster failover in a similar situation?

A.

Configure echo mode BFD on the VLAN that connects Switch-1 and Switch-2.

B.

Add VRRP on the VLAN between Switch-1 and Switch-2.

C.

Configure graceful restart, or nonstop OSPF, on Switch-1 and Switch-2, with a proper timer.

D.

Create a redundant virtual link between Switch-1 and Switch-2.

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