Question 1

An architect needs to choose between an Aruba Mobility Controller (MC) 7010 or 7024. Which ?customer need indicates that the 7024 is a better choice than the 7010?

Accepted Answer

A)  the need to support 2000 users or devices 
B)  the need to support PoE+ 
C)  the need to manage 20 APs 
D)  the need to connect 20 APs directly to the MC

Question 2

An architect plans where to deploy new Aruba 320 Series APs at a customer site. The architect plans for the APs to be installed on the ceiling where power is inaccessible. The Ethernet cable run to these locations is CAT6, and the customer wants to support at least 1 GbE connectivity. The architect plans to connect each AP with one Ethernet port to a switch in a nearby wiring closet. Which feature does the switch need to support for this deployment?

Accepted Answer

A)  PoE+ 
B)  Port Fast 
C)  Port channel 
D)  Smart Rate

Question 3

An architect plans 12 APs for an auditorium that is 325 square meters (3, 498 square feet). Each AP has one 2.4 GHz radio and one 5 GHz radio. Both types of radios use 20 MHz channels. Assume that DFS channels can be used in this design. How many 5 GHz collision domains does this design provide?

Accepted Answer

A)  1 
B)  6 
C)  12 
D)  25

Question 4

Scenario: An architect proposes these products for a customer who wants a wireless and wired upgrade: Aruba 2930M switches at the access layer Aruba 5406R switches at the core Aruba AP-325s Aruba 7205 Mobility Controllers (MCs), deployed in a cluster Aruba Mobility Master (MM) Aruba ClearPass Cx000V Aruba AirWave The architect also needs to propose a security plan for the solution. The customer has 900 employees and up to 30 guests a day. The customer wants to protect the internal perimeter of the network with authentication and simple access controls. The customer is most concerned about wireless security, but also wants to ensure that only trusted users connect on the wire. However, the customer also wants all wired traffic to be forwarded locally on access layer switches. The customer already has a third-party firewall that protects the data center. The customer wants to use certificates to authenticate user devices, but is concerned about the complexity of deploying the solution. The architect should recommend a way to simplify. For the most part users connect company-issued laptops to the network. However, users can bring their own devices and connect them to the network. The customer does not know how many devices each user will connect, but expects about two or three per-user. DHCP logs indicate that the network supports a maximum of 2800 devices. Refer to the provided scenario. Which solution should the architect recommend on the 2930M switches to authenticate and control wired employee devices?

Accepted Answer

A)  MAC-Auth on edge ports and no tunneled node 
B)  802.1X on edge ports and per-user tunneled node 
C)  802.1X on edge ports and no tunneled node 
D)  MAC-Auth on edge ports and per-user tunneled node

Question 5

An RF plan specifies wide sector directional antennas. Refer to the antenna specifications. H-plane refers to the Azimuth or Horizontal plane and E-plane refers to Elevation or Vertical plane. Antenna 1: H-plane = 360; E-plane = 120 Antenna 2: H-plane = 360; E-plane = 60 Antenna 3: H-plane = 100; E-plane = 90 Antenna 4: H-plane = 60; E-plane = 60 Which antenna specifications indicate that the antenna is a good choice for the plan?

Accepted Answer

A)  Antenna 1 
B)  Antenna 2 
C)  Antenna 3 
D)  Antenna 4

Question 6

Refer to the exhibits. Exhibit 1.  Exhibit 2.  Exhibit 1 shows the logical plan, and Exhibit 2 shows the BOM that the administrator has made in Iris. What is missing from the IRIS BOM?

Accepted Answer

A)  stacking modules and cables 
B)  stacking licenses 
C)  10 GbE direct attach cables 
D)  an uplink module for one of the switches

Question 7

What is one important guideline for antenna selection?

Accepted Answer

A)  Ensure that the beam-width exceeds 100 degrees. 
B)  Ensure that the H-plane and E-plane values are within 45 degrees of each other. 
C)  Ensure that the beam-width does not exceed 100 degrees. 
D)  Ensure that the antenna is designed for the frequency used by the radio.

Question 8

Refer to the exhibit.  What is one reason for an architect to recommend the use of Virtual Switching Framework (VSF) in this network?

Accepted Answer

A)  VSF enables software-defined network monitoring in conjunction with AirWare. 
B)  VSF transforms switches into virtual extensions of the MCs to simplify MST management. 
C)  VSF enables administrators to manage all 18 switches as a single switch. 
D)  VSF simplifies the topology and eliminates the need for spanning tree.

Question 9

Which guidelines should an architect use to determine how many AirWave servers to recommend?

Accepted Answer

A)  One server should be deployed on every subnet with an infrastructure device. 
B)  One server is recommended for the base features and one server each for add-on features such as Clarity. 
C)  One server should be dedicated to the wired infrastructure and one server to the wireless infrastructure. 
D)  One server should monitor and manage up to about 4,000 infrastructure devices.

Question 10

An Aruba wireless solution for a very high density (VHD) wireless solution consists of a Mobility Master (MM) and two Mobility Controllers (MCs). What is the best practice design for routing the wireless traffic?

Accepted Answer

A)  The MCs provide the default gateway services for wireless devices and use static routers. 
B)  The MCs act at Layer2, and the MM acts as the default gateway. 
C)  The MCs act at Layer2, and core routing switches act as the default gateway. 
D)  The MCs provide the default gateway services for wireless devices and use OSPF.

Question 11

An architect plant to purpose an Aruba wireless solution with several Mobility Controllers (MCs) and a Mobility Master (MM) architecture. Wireless users run Skype for Business, a Unified Communications (UC) solution. The architect plans to use the Aruba SDN capabilities to integrate with the UC solution. What helps to support high availability specifically for the SDN services?

Accepted Answer

A)  a redundant master MC 
B)  backup controllers defines on the APs 
C)  a cluster deployment for MCs 
D)  a redundant MM

Question 12

For which scenario does the Aruba backplane stacking technology meet the needs?

Accepted Answer

A)  The customer needs to deploy a pair of aggregation switches in the same closet, and wants to simplify the architecture and redundancy design. 
B)  The customer needs to simplify the deployment of core switches which are located in different closets for redundancy purposes. 
C)  The customer needs to expand the network and make it possible for the current core switches to support more MAC forwarding and ARP entries. 
D)  The customer needs to deploy a switch at a branch office and have the switch automatically discover and join the network stack at the main office.

Question 13

What is one important guideline for antenna selection?

Accepted Answer

A)  Ensure that the beam-width exceeds 100 degrees. 
B)  Ensure that the H-plane and E-plane values are within 45 degrees of each other. 
C)  Ensure that the antenna is rated for 802.11ac usage. 
D)  Ensure that the antenna is designed for the frequency used by the radio.

Question 14

Refer to the exhibit.  The customer requires fast failover if any one link or core device fails. Which additional technology should the architect plan on the core VSF fabric to meet these criteria?

Accepted Answer

A)  OSPF graceful restart 
B)  SmartLink 
C)  BGP 
D)  VRRP

Question 15

Scenario: An architect proposes these products for a customer who wants a wireless and wired upgrade: Aruba 2930M switches at the access layer Aruba 5406R switches at the core Aruba AP-325s Aruba 7205 Mobility Controllers (MCs), deployed in a cluster Aruba Mobility Master (MM) Aruba ClearPass Cx000V Aruba AirWave The architect also needs to propose a security plan for the solution. The customer has 900 employees and up to 30 guests a day. The customer wants to protect the internal perimeter of the network with authentication and simple access controls. The customer is most concerned about wireless security, but also wants to ensure that only trusted users connect on the wire. However, the customer also wants all wired traffic to be forwarded locally on access layer switches. The customer already has a third-party firewall that protects the data center. The customer wants to use certificates to authenticate user devices, but is concerned about the complexity of deploying the solution. The architect should recommend a way to simplify. For the most part users connect company-issued laptops to the network. However, users can bring their own devices and connect them to the network. The customer does not know how many devices each user will connect, but expects about two or three per-user. DHCP logs indicate that the network supports a maximum of 2800 devices. Refer to the provided scenario. Based on the plan for wired authentication, what is a correct plan for wired user VLANs?

Accepted Answer

A)  use the MCs to assign wired users to their VLANs, and extend the VLANs to a Layer 3 switch connected to the MC. 
B)  specify the VLANs in network policies on AirWave, and ensure that both the switches and MCs are managed by AirWave. 
C)  assign wired users to different VLANs from wireless users, based on port or role assignments on access layer switches. Extend the VLANs to the core. 
D)  configure the same roles on switches and MCs to place wired and wireless users in the same VLANs. Extend VLANs from access layer switches to the core.

Question 16

An architect proposes four 7210 Mobility Controllers (MCs) to support about 1,500 client APs. The customer environment will have a maximum of about 20,000 wireless clients. The customer wants hardware MMs with an active and standby deployment. What is the minimum solution that meets the customer requirements?

Accepted Answer

A)  two MM-HW-10K appliances 
B)  two MM-HW-5K appliances 
C)  four MM HW-5K appliances 
D)  four MM HW-10K appliances

Question 17

An architect plans 128 APs to support 12,800 devices in a very high density (VHD) design. The customer requires high availability, so the architect plans to recommend a pair of controllers. What is one reason to recommend 7210 controllers rather than 7205 controllers for this deployment?

Accepted Answer

A)  the need for high speed 10 GbE ports 
B)  the need for clustering 
C)  the number of devise required 
D)  the number of APs required

Question 18

A customer requires high availability for wireless services, including stateful failover for user connections if the Mobility Controller (MC) that handles the user traffic fails. What is the requirement for the design?

Accepted Answer

A)  MCs are deployed in a cluster, and they are on the same VLAN. 
B)  MCs are distributed across each VLAN on which APs are deployed and have VRRP enabled. 
C)  MCs have a standby master IP address assigned to them. 
D)  MCs have enough licenses to support the APs for which they are active and standby MC.

Question 19

What should an architect use as a guideline to determine when to define another VLAN for wireless devices?

Accepted Answer

A)  the WLAN or SSID, with a different VLAN for each SSID 
B)  the AP deployment, with a different VLAN for each AP that is deployed 
C)  the number of devices, with a different VLAN for each 250 devices 
D)  the employee roles, with a different VLAN for each role or department

Question 20

Refer to the exhibit.  An architect determines that 80 Gbps bandwidth is required for the link aggregation between the Building 1aggregation layer and Building 2. Which transceivers should the architect recommend for each pair of switches?

Accepted Answer

A)  two QSPF+ BiDi 
B)  two QSPF+ MPO 
C)  eight SPF+ LR 
D)  eight SFP+ SR

Exam 11: Designing HPE Nimble Solutions

An architect needs to choose between an Aruba Mobility Controller (MC) 7010 or 7024. Which ?customer need indicates that the 7024 is a better choice than the 7010?

An architect plans 12 APs for an auditorium that is 325 square meters (3, 498 square feet) . Each AP has one 2.4 GHz radio and one 5 GHz radio. Both types of radios use 20 MHz channels. Assume that DFS channels can be used in this design. How many 5 GHz collision domains does this design provide?

Refer to the exhibits. Exhibit 1. Exhibit 2. Exhibit 1 shows the logical plan, and Exhibit 2 shows the BOM that the administrator has made in Iris. What is missing from the IRIS BOM?

What is one important guideline for antenna selection?

Refer to the exhibit. What is one reason for an architect to recommend the use of Virtual Switching Framework (VSF) in this network?

Which guidelines should an architect use to determine how many AirWave servers to recommend?

An Aruba wireless solution for a very high density (VHD) wireless solution consists of a Mobility Master (MM) and two Mobility Controllers (MCs) . What is the best practice design for routing the wireless traffic?

For which scenario does the Aruba backplane stacking technology meet the needs?

What is one important guideline for antenna selection?

Refer to the exhibit. The customer requires fast failover if any one link or core device fails. Which additional technology should the architect plan on the core VSF fabric to meet these criteria?

An architect plans 128 APs to support 12,800 devices in a very high density (VHD) design. The customer requires high availability, so the architect plans to recommend a pair of controllers. What is one reason to recommend 7210 controllers rather than 7205 controllers for this deployment?

A customer requires high availability for wireless services, including stateful failover for user connections if the Mobility Controller (MC) that handles the user traffic fails. What is the requirement for the design?

What should an architect use as a guideline to determine when to define another VLAN for wireless devices?

Refer to the exhibit. An architect determines that 80 Gbps bandwidth is required for the link aggregation between the Building 1aggregation layer and Building 2. Which transceivers should the architect recommend for each pair of switches?