Understanding functional and technical aspects of CWNA® - Certified Wireless Network Administrator Business Principles and Practices

The following will be discussed in CWNP CWNA-108 exam dumps:

• Interframe spaces (SIFS, DIFS, EIFS, AIFS)
• Authentication
• Band steering
• Connecting to 802.1X/EAP and Pre-Shared Key authentication networks
• Wireless network management systems
• RTS/CTS
• DCF
• PHY preamble and header
• Distribution System Media (DSM)
• Describe features of, select, and install WLAN devices, control, and management systems
• Extended Service Set (ESS)
• Power save modes and frame buffering
• Identify and explain the purpose of the three main 802.11 frame types
• Open System Authentication and Shared Key authentication
• Demonstrate awareness of common proprietary features in wireless networks
• MAC addressing
• Access Points (APs)
• NAV
• Wireless bridge and mesh APs
• IBSS (Ad-Hoc)
• Client devices
• Control
• Physical carrier sense and virtual carrier sense
• Stations (STAs)
• Identify and explain the MAC frame format
• Determine and configure required network services supporting the wireless network
• Explain 802.11 MAC operations
• Time synchronization protocols (e.g. NTP, SNTP)
• Association
• Data
• Access Control Lists for segmentation
• Scanning (active and passive)
• BSS selection
• DNS for address resolution for clients and APs
• Design considerations for video
• EDCA
• Dynamic power and channel management features
• Wired network capacity requirements
• BSSID
• Explain 802.11 channel access methods
• Design considerations for data
• MAC frame format
• Connecting to hidden SSIDs
• MSDU, MPDU, PSDU, and PPDU
• Roaming
• Describe design considerations for common deployment scenarios in wireless such as coverage requirements, roaming considerations, throughput, capacity and security
• Distribution System (DS)
• VLANs for segmentation
• WLAN controllers
• AirTime Fairness
• DHCP for client addressing, AP addressing and/or controller discovery
• Design considerations for highly mobile devices (e.g. tablets and smartphones)
• Authentication services (e.g. RADIUS, LDAP)
• Design considerations for guest access/BYOD
• SSID
• A-MSDU and A-MPDU
• Management
• Explain the process used to locate and connect to a WLAN
• Describe the components and functions that make up an 802.11 wireless service set
• Capacity planning for high and very high-density environments
• Define terminology related to the 802.11 MAC and PHY
• Hidden node
• Basic Service Set (BSS) (Infrastructure mode)
• Design considerations for voice
• Design considerations for location services including Real-Time Location Services (RTLS)
• Design considerations for supporting legacy 802.11 devices
• CTS-to-Self
• Protection mechanisms

The CWNP CWNA-108 test is the basis of enterprise networking skills within the entire certification plan for CWNP. It provides the foundation needed to earn the other certificates specializing in analysis, design, and network expertise. In its complete form, the CWNA means Certified Wireless Network Administrator.

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What is the duration, language, and format of CWNA® - Certified Wireless Network Administrator

• Language of Exam: English, Japanese, Korean.
• No negative marking for wrong answers
• Number of Questions: 40
• Passing score: 200
• Type of Questions: Multiple choice (MCQs), multiple answers
• Duration of Exam: 90 minutes

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Understanding functional and technical aspects of CWNA® - Certified Wireless Network Administrator Business Principles and Practices

The following will be discussed in CWNP CWNA-108 exam dumps:

• Locate and identify sources of RF interference (CHAPTER 12)
• Verify and document that design requirements are met including coverage, throughput, roaming, and connectivity with a post-implementation validation survey (CHAPTER 12)
• Understand the purpose of Opportunistic Wireless Encryption (OWE) for public and guest networks
• Identify and solve RF interference using spectrum analyzers
• Throughput testing
• Describe and apply common troubleshooting tools used in WLANs (CHAPTER 13)
• VoIP testing
• Wireless Intrusion Prevention System (WIPS) and/or rogue AP detection
• Use of wireless validation software (specifically survey software and wireless scanners)
• Understand and use the basic features of validation tools (CHAPTER 12)
• Use of protocol analyzers for troubleshooting tasks
• Identify RF disruption from 802.11 wireless devices including contention vs. interference and causes/sources of both including co-channel contention (CCC), overlapping channels, and 802.11 wireless device proximity
• Use of wireless LAN scanners for troubleshooting tasks
• Use of spectrum analyzers for validation tasks
• Best practices in secure management protocols (e.g. encrypted management HTTPS, SNMPv3, SSH2, VPN and password management)
• Access control solutions (e.g. captive portals, NAC, BYOD)
• Understand basic concepts of WPA3 and Opportunistic Wireless Encryption (OWE) and enhancements compared to WPA2
• Application of AES with CCMP for encryption and integrity
• Identify causes of insufficient throughput in the wireless distribution systems including LAN port speed/duplex misconfigurations, insufficient PoE budget, and insufficient Internet or WAN bandwidth
• Use of management, monitoring and logging systems for troubleshooting tasks
• Protocol and spectrum analyzers
• Use of spectrum analyzers for identifying sources of interference
• Use of throughput testers for validation tasks
• Identify and configure effective security mechanisms for enterprise WLANs
• Use of protocol analyzers for validation tasks
• WLAN Troubleshooting
• Describe common security options and tools used in wireless networks
• Fast Secure Roaming methods
• Understand basic security enhancements of encryption and integrity in WPA3 (e.g. CCMP, GCMP, AES)
• Understand interference mitigation options including removal of interference source or change of wireless channel usage
• WPA2-Personal including limitations and best practices for pre-shared (PSK) use
• Identify and troubleshoot common wireless issues (CHAPTER 13)
• Identify sources of RF interference from non-802.11 wireless devices based on the investigation of airtime and frequency utilization
• Perform application testing to validate WLAN performance (CHAPTER 12)
• Network and service availability
• Simultaneous Authentication of Equals (SAE) in WPA3 as an enhancement for legacy pre-shared key technology
• Protected management frames
• Understand basic security enhancements in WPA3 vs. WPA2
• Real-time application testing
• WPA2-Enterprise -configuring wireless networks to use 802.1X including connecting to RADIUS servers and appropriate EAP methods

Reference: https://www.cwnp.com/certifications/cwna

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