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CWNP CWDP-304 Exam Certification Details:

Passing Score
70%

Duration
90 minutes

Exam Price
$275 USD

Exam Code
CWDP-304 CWDP

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CWNP CWDP-304 Exam Topics:

Section
Objectives

Define Specifications for the WLAN - 25%

Collect business requirements and constraints
- Business use cases and justification
- User requirements
- Regulatory compliance
- Industry compliance
- Budget
- Aesthetics
- Architectural constraints
- Mounting restrictions
- Access restrictions
- Time constraints
- Building codes and safety codes

Collect and define technical requirements
- Vendor selection
- Location services such as RTLS
- Latency requirements
- Signal strength requirements
- Capacity requirements
- Security requirements

BYOD and guest access
Roaming
Monitoring
Authentication and encryption

- Applications and their specific requirements
- WLAN upgrade requirements, when applicable
- Bridge link requirements, when applicable
- Voice over WLAN (VoWLAN), when applicable
- Client devices including most important and least capable device
- Requirement areas

Collect project documentation
- Validated floor plans
- Network infrastructure

Network diagrams
AP locations
Existing network services including DNS, DHCP, NTP, and authentication servers
Switch capabilities and capacity

- Cabling infrastructure

Cabling maps and plans
Wiring closet locations

- Power availability and PoE capabilities
- Existing wireless systems
- Previous design/survey documentation

Define requirement areas including essential metrics for each requirement
- Client device types and capabilities
- Applications and their requirements
- User and device density
- SSIDs
- Security settings
- Understand common vertical markets

Gather information on environmental factors
- Building materials
- Attenuation values
- Ceiling heights
- Site annotations (photos, notes, plans)
- Wireless environment scan

Packet captures
Spectrum captures
Wi-Fi scanners

Design the WLAN - 40%

Define WLAN architectures and select the appropriate architecture for a design
- Controller-based (physical and virtual) architectures
- Distributed (cloud-based and local WNMS)
- Standalone/Autonomous APs
- Dynamic vs. static channel assignment
- Dynamic radio management
- Software defined radios
- RF profiles
- Select and/or recommend the appropriate equipment for the design and selected architecture (APs, antennas, controllers, managed services)

Produce a design to meet requirements
- Select and use the appropriate design tools

Design and survey software and hardware
Spectrum analysis software and hardware
Access points and antennas
Portable power source
Tripods
Measuring tools
Cameras
Personal Protective Equipment (PPE)

- Select and use the appropriate design methodologies

WLAN predictive design (new builds/site or area not accessible)
Validated RF modeling
AP-on-a-Stick (APoS) measurements
Bridge and mesh planning

- Understand and use the common features of wireless design software

Import and scale floor plans
Model attenuation of the site (including calibration)
Select and place APs and antennas
Adjust AP and antenna settings
Define requirement areas and parameters
Define channel and power settings

- Select and use common vendor features and make configuration recommendations

Band steering
Automatic/static channel selection
Load balancing
RF/AP templates

- Design for different client and application types

VoIP handsets
Laptops
Handheld scanners
Smartphones and tablets
IoT and smart devices
Location tracking systems
Voice and video systems

- Ensure end-to-end QoS is properly implemented

WMM
Wired and wireless QoS mappings
QoS markings, classifications, and queues

- Define and recommend security solutions

Monitoring (detection and prevention)
Authentication servers
EAP methods
Authentication types
Encryption types

- Design for secure roaming

Secure BSS transition (roaming)
Vendor roaming solutions
Client support issues

Create, distributed, and communicate design documentation
- Bill of Materials (BoM)
- Design reports
- Physical installation guide

Deploy the WLAN - 10%

Ensure proper understanding and implementation of the design
- Implementation meeting

Explain design decisions to implementers
Ensure understanding of design deployment

- Distribute required documentation

Recommend or perform essential deployment tasks
- Understand and perform installation procedures for different WLAN architectures (cloud-based, controller-based, WNMS, autonomous)
- Infrastructure configuration supporting the WLAN (DHCP, DNS, NTP, switches, and routers)
- Channel assignment, automatic radio management, and transmit power configuration
- Installation procedures for cloud-based APs, controller-based APs, WNMS APs, and autonomous APs

Perform an installation audit for quality assurance
- Verify proper AP and antenna location and orientation
- Verify aesthetic requirements are met
- Verify physical security of the installation

Validate and Optimize the WLAN - 25%

Confirm the WLAN system is operational
- AP Status
- Verify PoE provisioning of power requirements are met

Perform an RF validation survey
- Ensure coverage requirements
- Evaluate impacts of contention and interference

Perform client performance testing
- Connectivity testing
- Application testing
- Roaming testing
- Capacity testing
- Security testing

Recommend appropriate physical adjustments
- AP
- Antenna and connectors

Recommend appropriate RF adjustments
- RF channel assignment
- RF channel bandwidth
- RF coverage (transmit power, radio count, antennas)
- RF interference issues

CWNP Certified Wireless Design Professional Sample Questions (Q120-Q125):

NEW QUESTION # 120
The thermal noise is at 174 dBm/Hz. A spectrum analyzer has a resolution bandwidth of 1 kHz and a 5 dB noise figure. What is the level of the noise floor?
Response:

A. 174 dBm
B. 144 dBm
C. 204 dBm
D. 139 dBm

Answer: D

NEW QUESTION # 121
What single tool, by design can be used to verify channel selection, encryption in use and number of APs above a specified signal threshold in a given location during deployment?

A. Spectrum analyzer
B. WLAN scanner
C. Throughput tester
D. Spreadsheet

Answer: B

NEW QUESTION # 122
When live video streaming solutions that transmit simultaneously to more than one recipient are used, what special capability should be considered and configured in all affected WLAN implementations?

A. IPv6
B. IPSec
C. Multicasting
D. Secure TCP

Answer: C

NEW QUESTION # 123
When designing for a PTP outdoor link, what important consideration should be made about local vegetation?(Choose all that apply.) Response:

A. Tree height growth
B. Leaves
C. Reflection factor
D. Water density

Answer: A,B

NEW QUESTION # 124
Which one of the following is an essential metric to measure when performing a survey and design for VoIP across WLANs?

A. Latency
B. Data rates above 100 Mbps
C. PoE provided to wireless handsets
D. Throughput rates above 50 Mbps

Answer: A

NEW QUESTION # 125
......

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Lily Harris Lily Harris

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