Practice Free HPE7-A03 Exam Online Questions
A large multinational financial institution has contracted you to design a new full-stack wired and wireless network for their new 6-story regional office building. The bottom two floors of this facility will be retail space for a large banking branch. The upper floors will be carpeted office space for corporate users, each floor being approximately 100.000 sq ft (9290 sqm). Data centers are all off site and will be out of scope for this project. The customer is underserved by its existing L2-based network infrastructure and would like to take advantage of modern best practices in the new design. The network should be fully resilient and fault-tolerant, with dynamic segmentation at the edge.
The retail space will include public guest Wi-Fi access. Retail associates will have corporate tablets for customer service, and there will be a mix of wired and wireless devices throughout the retail floors. The corporate users will primarily use wireless for connectivity, but several wired clients, printers, and hard VoIP phones will be in use.
The customer is also planning on renovating the corporate office space in order to take advantage of "smart office’ technology. These improvements will drive blue-dot wayfinding. presence analytics, and other location-based services
The client decides that they would like for all of their exposed printer, conference room, and VoIP phone
connections to be controlled by a stateful firewall
What could be planned to ensure that these ports will meet the customer’s requirements?
- A . Tunneled Node
- B . Multi-Zone
- C . Airgroup
- D . Web Portal
A
Explanation:
To control exposed printer, conference room, and VoIP phone connections with a stateful firewall, utilizing Tunneled Node functionality would be effective. Tunneled Node allows for the encapsulation of wired Ethernet traffic into a user-based tunnel, similar to how wireless traffic is handled. This means that traffic from these devices can be sent through a centralized controller where stateful firewall policies can be applied. This setup ensures that the specific ports used by these devices are subjected to the same level of security scrutiny and policy enforcement as wireless traffic, aligning with the client’s requirements for a secure and controlled network environment.
ACME retail has 38 locations spread out across Ave US states and two provinces in Canada. They are looking to grow 20% over the next two years. They have an HO with a staff of 200 employees. The organization has eight Regional Managers and two VPs who work from home and the road. Stores typically have 17 employees on average per location.
The two warehouses have a remote loading system and 20 employees each to load the trucks and fulfill the online orders. The warehouse has 40-foot ceilings and large metal racks to store inventory. The main location is 240K sq ft (22300 st) m) and the Canadian warehouse Is 130K sq ft (12100 sq ml. The forkllfts on the loading docks are equipped with a wireless tablet on board.
A typical store Is reportedly about 60.000 sq ft (5575 sqm) and smaller stores are planned at 25.000 sq ft ‘2320 sq mi. The locations need to expand the abilities to vendors that need to add setup displays or Interactive kiosks in the stores. The current Infrastructure was installed In 2015 and used wireless N technology in a coverage model. The wiring is CatS. and they are unsure of the fiber connections. The inventory is all placed on the floor when it is delivered to the local store.
Inventory control is handled through Zebra barcode scanners, and they have had a lot of issues in getting signals throughout the stores and this makes monthly inventory difficult. The organization has a small help desk to troubleshoot issues that happen at the retail locations and PC support for the office. The company is looking to upgrade away from the current pbx system later this year. With the need to grow and cut costs, they are interested in moving the data to the cloud but need to get almost real-time inventory control for the online service to function.
The network has all been wired over the last ten years, but with the new systems being all wireless, they have seen the trend to offer wireless to all the vendors for their needs but also would like to allow employees, guests, and contractors all to use it. With the new IT director starting next week, the project has been set by the CTO of the company. The marketing group has asked how they can interact with the customers and get more info, while the IT support desk needs to cut staff in halt.
The. office has an MDF and two IDFs located on floors one and two. The HOF is in the basement, and you have multiple WAN circuits for the HO links. Each store has a local handoff from the cable company (ethernet) In the middle of the store in the office, so distance for the wiring is not an issue.
The customer has budget concerns but does want something that could last 7+ years.
Based on the best practices and customer requirements, what is the correct WLAN approach?
- A . Aruba OS10 AP and gateway deployment
- B . Instant OS 8 deployment
- C . Aruba OS10 AP only deployment
- D . Aruba OS8 campus deployment
B
Explanation:
For ACME Retail, which has multiple locations and a mix of environments including high-ceiling warehouses and retail spaces, an Aruba Instant OS 8 deployment is a suitable WLAN approach. Aruba Instant OS provides a controller-less architecture, which simplifies the deployment and management of the wireless network, especially across multiple sites. This approach enables ACME Retail to manage their entire wireless network from a single interface without the need for dedicated hardware controllers, reducing costs and complexity. Instant OS also supports advanced features like Adaptive Radio Management and ClientMatch to ensure optimal performance in diverse environments, making it an effective solution for ACME’s varied locations and requirements.
A global furniture retail company called ‘No-Stair Inc.’ requests you design their new WLAN infrastructure for a global footprint. Each location of No-Stair Inc.’ has a similar layout: three small manager offices, a warehouse, and a ‘retail’ area. The ‘retail’ area and the warehouse together amount to 95% of the location. The IT department of the company Is minimally engaged.
In their LAN refresh so the CTO of the company has shared the information below
Current WLAN Infrastructure Is based on the 802.1 In "WlF14Less" access-points series (both model 2013-INT (2.4 only Internal antenna) and model 2019-EXT (dual-band external antenna only)). These AP models are standalone without any centralized management. Last year ‘No-Stair InC ran a project called secure. It’ ensuring that all needed network security was Implemented to be fully compliant with their security standards. During this project, they also upgraded the AAA infrastructure to handle the Increased AAA requests. No additional Wi-Fi or security requirements are listed for this WLAN refresh, which means that ‘No-Stair Inc.’ will continue to use bridged SSIDs. with local breakout into different VLANs.
The CTO of No-Stair Inc.’ understands the need for you to ask additional questions to deliver the design The questions may be sent in written form and will be answered within two weeks.
Which additional question is correct in order to collect needed information for the WLAN design?
- A . Who is the campus switch vendor?
- B . Is there a current RF survey report that you can share?
- C . What type of fiber connection Is used between the core and access layer switches?
- D . IS there enough cooling In the MDF?
B
Explanation:
An RF (Radio Frequency) survey report is crucial for WLAN design as it provides detailed information about the current wireless environment, including signal strengths, interference sources, coverage gaps, and the effectiveness of the existing WLAN infrastructure. For a company like ‘No-Stair Inc.’ that is planning to refresh its WLAN across a global footprint, understanding the current RF conditions in each location is essential. This information helps in designing a WLAN infrastructure that can meet the specific needs of different areas within the locations, such as the retail area and warehouse, ensuring optimal coverage, performance, and user experience. An RF survey report would allow the designer to make informed decisions regarding the placement of new access points, the selection of appropriate antennas, and the configuration of WLAN parameters to improve coverage and capacity while minimizing interference.
it has been identified that the client’s existing network is having to retransmit packets due to possible hardware or configuration issues. A review of hardware configuration and transport reliability will need to be assessed prior to completing the new design.
What should this phenomenon be classified as?
A)
B)
C)
- A . Option A
- B . Option B
- C . Option C
B
Explanation:
The phenomenon where packets have to be retransmitted due to possible hardware or configuration issues is classified as "Loss," depicted in Option B. Packet loss occurs when one or more packets of data traveling across a network fail to reach their destination, which can be caused by errors in data transmission, typically resulting from network congestion, hardware failure, or configuration errors. When packet loss occurs, protocols like TCP ensure that the data is retransmitted so that the integrity of the communication is maintained. In a network design, ensuring the reliability of hardware and proper configuration is critical to minimize packet loss.
What is the best practice for using VSX at the core of a 3-tier design?
- A . You should never implement VSX at the core of a 3-tier redundancy core.
- B . You should implement VSX at the core when the aggregation layer is layer 3 only with OSPF-routed traffic forwarding Between the core and aggregation layers.
- C . You should Implement VSX at the core when the aggregation layer operates at layer 2 only.
- D . VSX-lags allow the collapsed core to connect directly to services such as gateways and services only so long as spanning tree is used to prevent loops.
B
Explanation:
In a 3-tier network design consisting of core, aggregation, and access layers, the implementation of Virtual Switching Extension (VSX) at the core is considered a best practice when the aggregation layer functions primarily at Layer 3 with routing protocols like OSPF facilitating traffic forwarding between the core and aggregation layers. This design choice, as verified by Aruba Campus Access documents, leverages the high availability and redundancy features of VSX technology while maintaining efficient and scalable routing at the aggregation layer. Implementing VSX at the core in such a scenario ensures seamless failover and redundancy, minimizing the risk of downtime and ensuring consistent performance across the network. The core layer, equipped with VSX, provides a robust and resilient backbone for the network, facilitating efficient traffic management and routing decisions, which is critical for large-scale enterprise networks.
A large multinational financial institution has contracted you to design a new full-stack wired and wireless network for their new 6-story regional office building. The bottom two floors of this facility will be retail space for a large banking branch. The upper floors will be carpeted office space for corporate users, each floor being approximately 100.000 sq ft (9290 sqm). Data centers are all off site and will be out of scope for this project. The customer is underserved by its existing L2-based network infrastructure and would like to take advantage of modern best practices in the new design. The network should be fully resilient and fault-tolerant, with dynamic segmentation at the edge.
The retail space will include public guest Wi-Fi access. Retail associates will have corporate tablets for customer service, and there will be a mix of wired and wireless devices throughout the retail floors. The corporate users will primarily use wireless for connectivity, but several wired clients, printers, and hard VoIP phones will be in use.
The customer is also planning on renovating the corporate office space in order to take advantage of "smart office’ technology. These improvements will drive blue-dot wayfinding. presence analytics, and other location-based services
The client would take to ensure redundant RADIUS resources in each of their three geographical regions (AMER. EMEA. and APAC) A large office location Is available In each region with sufficient VMware resources available.
– Each region has 5.000 clients, all of which will need to do either 802.1 x wired or wireless authentications as well as 802.1 x authentication for a single personal device on Wi-Fi.
• All of the non-personal devices will also need to validate health with a local agent.
• A total of 500 guests are expected to be connected on average with a maximum of 700 simultaneous connections making use of Guest Portal for access to the Internet.
• TACACS authentication will also be configured for a total of 1,200 evenly dispersed NADs.
In order to support virtual IPs and server redundancy in each region how many Virtual Policy Manager Licenses will be needed?
- A . six licenses. C3000V
- B . six licenses. C2000V
- C . three licenses. C3000V
- D . three licenses. C2000V
A
Explanation:
In a scenario requiring redundant RADIUS resources across three geographical regions, with the scale of operations as described, opting for six C3000V Virtual Policy Manager licenses would ensure adequate capacity and redundancy. The C3000V model is designed to cater to larger deployments, offering high-capacity RADIUS services suitable for environments with thousands of clients and devices requiring authentication and health validation. By deploying two C3000V instances in each region (AMER, EMEA, and APAC), the financial institution can achieve both high availability and load balancing, ensuring that authentication services remain uninterrupted and efficient, even in the event of a server failure or during maintenance periods. This approach aligns with best practices for enterprise network design, emphasizing resilience and reliability in critical infrastructure components like authentication services.
A large multinational financial institution has contracted you to design a new full-stack wired and wireless network for their new 6-story regional office building. The bottom two floors of this facility will be retail space for a large banking branch. The upper floors will be carpeted office space for corporate users, each floor being approximately 100.000 sq ft (9290 sqm). Data centers are all off site and will be out of scope for this project. The customer is underserved by its existing L2-based network infrastructure and would like to take advantage of modern best practices in the new design. The network should be fully resilient and fault-tolerant, with dynamic segmentation at the edge.
The retail space will include public guest Wi-Fi access. Retail associates will have corporate tablets for customer service, and there will be a mix of wired and wireless devices throughout the retail floors. The corporate users will primarily use wireless for connectivity, but several wired clients, printers, and hard VoIP phones will be in use.
The customer is also planning on renovating the corporate office space in order to take advantage of "smart office’ technology. These improvements will drive blue-dot wayfinding. presence analytics, and other location-based services
The client would like 10 include Blue Dot location tracking in their four floors of corporate space. The APs are not Ideally placed to allow for smooth map transitions.
What could you add lo provide better tracking? (Select two.)
- A . UXI sensors
- B . beacons
- C . more APs
- D . tags
B C
Explanation:
For improving Blue Dot location tracking in corporate spaces where access points (APs) are not ideally placed for smooth map transitions, adding more APs and deploying beacons are effective strategies. More APs can enhance the density and coverage of the Wi-Fi network, providing more data points for more accurate location tracking. Beacons, specifically designed for precise indoor positioning, can supplement Wi-Fi-based location services by broadcasting signals that mobile devices can use to determine their location with greater accuracy. This combination ensures better tracking and smoother map transitions within the corporate space, enhancing the overall effectiveness of the Blue Dot location tracking solution.
ACME retail has 38 locations spread out across Ave US states and two provinces in Canada. They are looking to grow 20% over the next two years. They have an HO with a staff of 200 employees. The organization has eight Regional Managers and two VPs who work from home and the road. Stores typically have 17 employees on average per location.
The two warehouses have a remote loading system and 20 employees each to load the trucks and fulfill the online orders. The warehouse has 40-foot ceilings and large metal racks to store inventory. The main location is 240K sq ft (22300 st) m) and the Canadian warehouse Is 130K sq ft (12100 sq ml. The forkllfts on the loading docks are equipped with a wireless tablet on board.
A typical store Is reportedly about 60.000 sq ft (5575 sqm) and smaller stores are planned at 25.000 sq ft ‘2320 sq mi. The locations need to expand the abilities to vendors that need to add setup displays or Interactive kiosks in the stores. The current Infrastructure was installed In 2015 and used wireless N technology in a coverage model. The wiring is CatS. and they are unsure of the fiber connections. The inventory is all placed on the floor when it is delivered to the local store.
Inventory control is handled through Zebra barcode scanners, and they have had a lot of issues in getting signals throughout the stores and this makes monthly inventory difficult. The organization has asmall help desk to troubleshoot issues that happen at the retail locations and PC support for the office. The company is looking to upgrade away from the current pbx system later this year. With the need to grow and cut costs, they are interested in moving the data to the cloud but need to get almost real-time inventory control for the online service to function.
The network has all been wired over the last ten years, but with the new systems being all wireless, they have seen the trend to offer wireless to all the vendors for their needs but also would like to allow employees, guests, and contractors all to use it. With the new IT director starting next week, the project has been set by the CTO of the company. The marketing group has asked how they can interact with the customers and get more info, while the IT support desk needs to cut staff in halt.
The. office has an MDF and two IDFs located on floors one and two. The HOF is in the basement, and you have multiple WAN circuits for the HO links. Each store has a local handoff from the cable company (ethernet) In the middle of the store in the office, so distance for the wiring is not an issue.
The customer has budget concerns but does want something that could last 7+ years.
What should the architect be concerned about regarding the solution? (Select two.)
- A . IP addresses
- B . Regulatory Domains
- C . Active Directory
- D . multiple locations
B D
Explanation:
In designing a network solution for ACME Retail, which operates across various regions in the US and Canada, the architect must consider Regulatory Domains and the challenges posed by multiple locations. Regulatory Domains are crucial because wireless standards and allowed frequencies vary by country, affecting how WLAN equipment is configured and deployed. Compliance with local regulations is essential to avoid legal issues and ensure optimal network performance. The challenge of multiple locations involves ensuring consistent, high-quality network service across all sites, despite geographical distances and site-specific characteristics. This requires a scalable, flexible network architecture that can be centrally managed while accommodating the unique needs of each location.
Which is true with regard to device capabilities?
- A . Wi-Fi 6E supports 6 GHz for both indoor and outdoor deployments since it was ratified in April of 2020.
- B . Aruba recommends ao-50 devices per radio for a generic office deployment.
- C . You should determine If devices support 2 A GHz or 5 GHz. No consideration Is yet required for 6 GHz as It has yet to be ratified,
- D . Aruba’s best practice is to use whatever the AP model supports as a maximum.
B
Explanation:
Aruba’s recommendation for device density in a generic office environment is based on achieving optimal performance and user experience. The suggestion to support 30-50 devices per radio takes into account the typical bandwidth requirements, application usage, and performance expectations in an office setting. This range is designed to ensure that the wireless network can adequately support the number of devices without significant degradation in service quality. It balances the need for connectivity with the practical limits of wireless technology, ensuring that each device maintains a reliable connection and adequate throughput. This recommendation is part of Aruba’s best practices for network design and deployment, aimed at providing efficient and effective wireless coverage in office environments.
EMEA-DlSTR needs at least 7 x stack of Aruba 48 ports switches (each stack has 4 members).
Which answer based on best practice is presenting the correct Switch BOM tor the updated design?
A)
B)
C)
D)
- A . Option A
- B . Option B
- C . Option C
- D . Option D
C
Explanation:
Based on the requirements provided by "Don’t Buy at Us," the updated design needs to accommodate 25GbE uplinks and a minimum of 7 stacks of 48-port Aruba switches for the EMEA-DISTR.
Option C is the most suitable based on best practices, as it proposes:
A core configuration consisting of two Aruba 8360-12C in VSX for the collapsed core with ISL of 2x100GbE DAC, which will provide robust core networking with high-speed interconnects, suitable for the demands of a regional distribution center and headquarters.
Aggregation with two stacks, each with 2 Aruba 8360-12C in VSX (ISL 2x100GbE DAC), accommodating the uplink capacity requirements.
Access stacks with a total of 17 stacks of Aruba 6300F 48-port 1GbE Class 4 PoE with 4-port SFP56 (each stack has 4 members, VSF with 50GbE VSF links, 2 x 25GbE uplinks per stack), which exceeds the minimum requirement of 7 stacks and provides the necessary uplink bandwidth.
This configuration supports the 25GbE uplink speeds, satisfies the required number of switch stacks for the EMEA distribution center, and is compatible with the existing 25GbE-certified fiber infrastructure at HQ2 and EMEA-DISTR.