Available for abundant exercises
The number of questions of the CWAP-404 preparation questions you have done has a great influence on your passing rate. As for our study materials, we have prepared abundant exercises for you to do. You can take part in the real CWAP-404 exam after you have memorized all questions and answers accurately. Also, we just pick out the most important knowledge to learn. Through large numbers of practices, you will soon master the core knowledge of the CWAP-404 exam. It is important to review the questions you always choose mistakenly. You should concentrate on finishing all exercises once you are determined to pass the CWAP-404 exam.
Fast payment and delivery
Once you have selected the CWAP-404 study materials, please add them to your cart. Then when you finish browsing our web pages, you can directly come to the shopping cart page and submit your orders of the CWAP-404 learning quiz. Our payment system will soon start to work. Then certain money will soon be deducted from your credit card to pay for the CWAP-404 preparation questions. The whole payment process only lasts a few seconds as long as there has money in your credit card. Then our system will soon deal with your orders according to the sequence of payment. Usually, you will receive the CWAP-404 study materials no more than five minutes. Then you can begin your new learning journey of our study materials. All in all, our payment system and delivery system are highly efficient.
CWNP CWAP-404 Exam Topics:
| Section | Objectives |
|---|---|
Protocol Analysis - 15% | |
| Capture 802.11 frames using the appropriate methods | - Select capture devices
- Install monitor mode drivers |
| Understand and apply the common capture configuration parameters available in protocol analysis tools | - Save to disk - Packet slicing - Event triggers - Buffer options - Channels and channel widths - Capture filters - Channel scanning and dwell time |
| Analyze 802.11 frame captures to discover problems and find solutions | - Use appropriate display filters to view relevant frames and packets - Use colorization to highlight important frames and packets - Configure and display columns for analysis purposes - View frame and packet decodes while understanding the information shown and applying it to the analysis process - Use multiple adapters and channel aggregation to view captures from multiple channels - Implement protocol analyzer decryption procedures - View and use a capture’s statistical information for analysis - Use expert mode for analysis - View and understand peer maps as they relate to communications analysis |
| Utilize additional tools that capture 802.11 frames for analysis and troubleshooting | - WLAN scanners and discovery tools - Protocol capture visualization and analysis tools - Centralized monitoring, alerting, and forensic tools |
| Ensure appropriate troubleshooting methods are used with all analysis types | - Define the problem - Determine the scale of the problem - Identify probable causes - Capture and analyze the data - Observe the problem - Choose appropriate remediation steps - Document the problem and resolution |
Spectrum Analysis - 10% | |
| Capture RF spectrum data and understand the common views available in spectrum analyzers | - Install, configure, and use spectrum analysis software and hardware - Capture RF spectrum data using handheld, laptop-based, and infrastructure spectrum capture solutions - Understand and use spectrum analyzer views
|
| Analyze spectrum captures to identify relevant RF information and issues | - RF noise floor in an environment - Signal-to-Noise Ratio (SNR) for a given signal - Sources of RF interference and their locations - RF channel utilization - Non-Wi-Fi transmitters and their impact on WLAN communications - Overlapping and non-overlapping adjacent channel interference - Poor performing or faulty radios |
| Analyze spectrum captures to identify various device signatures | - Identify various 802.11 PHYs
- Identify non-802.11 devices based on RF behaviors and signatures
|
| Use centralized spectrum analysis solutions | - AP-based spectrum analysis - Sensor-based spectrum analysis |
PHY Layers and Technologies - 10% | |
| Understand and describe the functions of the PHY layer and the PHY protocol data units (PPDUs) | - DSSS (Direct Sequence Spread Spectrum) - HR/DSSS (High Rate/Direct Sequence Spread Spectrum) - OFDM (Orthogonal Frequency Division Multiplexing) - ERP (Extended Rate PHY) - HT (High Throughput) - VHT (Very High Throughput) - HE (High Efficiency)
|
| Apply the understanding of PHY technologies, including PHY headers, preambles, training fields, frame aggregation, and data rates, to captured data | |
| Identify and use PHY information provided within pseudo-headers in protocol analyzers | - Pseudo-Header formats
- Key pseudo-header content
|
| Recognize the limits of protocol analyzers to capture PHY information including NULL data packets and PHY headers | |
| Use appropriate capture devices based on proper understanding of PHY types | - Supported PHYs - Supported spatial streams |
MAC Sublayer and Functions - 25% | |
| Understand frame encapsulation and frame aggregation | - Frame aggregation (A-MSDU and A-MPDU) |
| Identify and use MAC information in captured data for analysis | - Management, Control, and Data frames - MAC frame formats and contents
- 802.11 Management frame formats
- Data and QoS Data frame formats
|
| Validate BSS configuration through protocol analysis | - Country code - Minimum basic rate - Supported rates and coding schemes - Beacon interval - WMM settings - RSN settings - HT/VHT/HE operations - Channel width - Primary channel - Hidden or non-broadcast SSIDs |
| Identify and analyze CRC error frames and retransmitted frames | |
WLAN Medium Access - 10% | |
| Understand 802.11 contention algorithms in-depth and know how they impact WLANs | - Distributed Coordination Function (DCF)
- Enhanced Distributed Channel Access (EDCA)
- Wi-Fi Multimedia (WMM)
|
| Analyze QoS configuration and operations | - Verify QoS parameters in capture files - Ensure QoS is implemented end-to-end |
802.11 Frame Exchanges - 30% | |
| Capture, understand, and analyze BSS discovery and joining frame exchanges | - BSS discovery - 802.11 Authentication and Association - 802.1X/EAP exchanges - Pre-Shared Key authentication - Four-way handshake - Group key exchange - Simultaneous Authentication of Equals (SAE) - Opportunistic Wireless Encryption (OWE) - WPA2 and WPA3 - Fast secure roaming mechanisms
- Neighbor discovery (802.11k/v)
|
| Analyze roaming behavior and resolve problems related to roaming | - Sticky clients - Excessive roaming - Channel aggregation for roaming analysis |
| Analyze data frame exchanges | - Data frames and acknowledgement frames - RTS/CTS data frame exchanges - QoS Data frame exchanges - Block Acknowledgement exchanges |
| Analyze MIMO and multiuser-specific transmission methods | - MIMO
- OFDMA
|
| Analyze behavior and solve problems related to MAC layer operations | - Power Save operations - Protection mechanisms - Load balancing - Band Steering |
Reference: https://www.cwnp.com/uploads/cwap-404-objectives-final.pdf
Good opportunities are always for those who prepare themselves well. You should update yourself when you are still young. Our CWAP-404 study materials might be a good choice for you. The contents of our study materials are the most suitable for busy people. You can have a quick revision of the CWAP-404 learning quiz in your spare time. Also, you can memorize the knowledge quickly. There almost have no troubles to your normal life. You can make use of your spare moment to study our CWAP-404 preparation questions. The results will become better with your constant exercises. Please have a brave attempt.
Professional guidance
If you are the first time to prepare the CWAP-404 exam, it is better to choose a type of good study materials. After all, you cannot understand the test syllabus in the whole round. It is important to predicate the tendency of the CWAP-404 study materials if you want to easily pass the exam. Now, all complicate tasks have been done by our experts. They have rich experience in predicating the CWAP-404 exam. Then you are advised to purchase the study materials on our websites. Also, you can begin to prepare the CWAP-404 exam. You are advised to finish all exercises of our CWAP-404 preparation questions. In fact, you do not need other reference books. Our study materials will offer you the most professional guidance. In addition, our CWAP-404 learning quiz will be updated according to the newest test syllabus. So you can completely rely on our CWAP-404 study materials to pass the exam.
Rosalind 
Gladys 
Bartley 
Marshall 
Gwendolyn 
Ingemar 
Hugo 
Griffith 
Tab 
Linda 
Camille 
Roderick 
Kevin 
Mick 
Christine 
Sherry 
Willie 
Constance 
Wayne 
Florence 
Setlla 
Colby 
