Certified Wireless Network Administrator (CWNA)

Certified Wireless Network Administrator (CWNA)

Certified Wireless Network Associate (CWNA)

The CWNA (Certified Wireless Network Administrator) certification is a foundation level wireless LAN certification. Your CWNA certification will get you started in your wireless career by ensuring you have the skills to successfully administer enterprise-class wireless LANs.

Certified Wireless Security Professional (CWSP)

The Certified Wireless Security Professional Certification (CWSP) validates advanced knowledge and skills required to secure wireless enterprise networks. With a CWSP, a network professional demonstrates the skills required to secure and manage wireless network infrastructures to protect productivity, mitigate threats, and reduce costs.

This course was developed to provide the networking professional a complete foundation of knowledge for entering into or advancing in the wireless networking industry. From basic RF theory to 802.11 frame exchange processes, this course delivers hands on training that will benefit the novice as well as the experienced network professional. The Wireless Network Administration course has been aligned with the Certified Wireless Network Administrator (CWNA®) subject areas and will be of particular interest to those intending to sit for the CWNA® Exam (PW0-100).

This course maps to the exam objectives and offers numerous features such as exam tips, case studies, and practice exams.



Course Objectives



The Wireless Network Administration course is a comprehensive five-day course covering all the important aspects of the wireless network administration, wireless troubleshooting, wireless security and RF site surveying.



Key Content:

The course focuses exclusively on the essential areas covered in the CWNA® exam (PW0-100).

Wireless Network Administration covers in detail the following subject areas:

Radio Frequency (RF) Technologies

IEEE 802.11 Regulations and Standards

IEEE 802.11 Protocols and Devices

IEEE 802.11 Network Implementations

IEEE 802.11 Network Security

RF Site Surveying

The Wireless LAN Administration course, whether in an academic format or a 5-day fast-track format, provides the networking professional a complete foundation of knowledge for entering into or advancing in the wireless networking industry. From basic RF theory to link budget math, including topics from troubleshooting to performing a site survey, this course delivers hands on training that will benefit the novice as well as the experienced network professional.

Audience:

This course targets both novice and experienced networking professionals who wish to gain a solid understanding of wireless networking to complement their knowledge of traditional wired networking.

Course Duration:

The Wireless LAN Administration course consists of 40 hours of material, incorporating both lecture and hands-on labs. The class may be taught in a 5-day period.

Certification:

This course may be used - and is the ideal track - for preparing students for the CWNA exam (exam PW0-100).

Prerequisites:

It is recommended that all students have at least a basic knowledge of networking (as exhibited in Net+, CCNA®, CNA, or) prior to enrolling in the course.

Course Outline

Radio Frequency (RF) Fundamentals

RF behavior and properties
Principles of antennas
RF math calculations
Link budgets and system operating margins
Spread Spectrum Technologies

Uses of Spread Spectrum
Frequency Hopping (FHSS)
Direct Sequencing (DSSS)
Orthogonal Frequency Division Multiplexing (OFDM)
Packet Binary Convolutional Coding (PBCC)
Comparing DSSS, FHSS, PBCC, and OFDM
Co-location and throughput analysis
Chipping code, processing gain, and spreading functions Channels, data rates, ranges, and comparisons Channel reuse in pure and mixed environments.

Hardware Installation, Configuration, and Management

Access points
Wireless bridges
Wireless workgroup bridges
Client devices and accessories
Residential gateways
Enterprise gateways
Wireless LAN switches
PoE Switches and patch panels
VoWiFi systems
Wireless Routers

Troubleshooting Wireless LANs

Multipath
Hidden node
Near/Far
Identifying and resolving interference problems
Maximizing system throughput
Maximizing co-location throughput
Range considerations

Antennas and Accessories

Omni-directional
Semi-directional
Highly-directional
Determining coverage areas
Proper mounting and safety
Performing outdoor/indoor installations
Power over Ethernet (802.3af and proprietary implementations)
Cables and connector usage requirements
Amplifiers, attenuators, lightning arrestors, and splitters

Fresnel Zones and Free Space Path Loss

Interference, Fading, and Multipath

Wireless Network Management

Authentication, Authorization, and Accounting (AAA) functions
Bandwidth control
Wireless Network Management features and products

Physical and MAC Layers

Differences between wireless and Ethernet frames
Collision handling and the use of RTS/CTS
Throughput and dynamic rate selection
Analysis of DCF mode and the CSMA/CA protocol
How frame fragmentation works and its affects on throughout

Wireless LAN Security

Analysis of 802.11 security including WEP, WPA, 802.1x/EAP types, and 802.11i
Available security solutions at Layer 2, 3, & 7
Types of network attacks, and protecting the network from attacks
Corporate security policies including baseline practices and common security solutions
Security recommendations

Organizations and Standards

FCC rules
Frequency ranges and channels
IEEE 802.11 family of standards
Wireless LAN organizations
Proper application of WLANs in distribution and access roles
Interoperability standards

802.11 Network Architecture

Joining a wireless LAN
Authentication and association
Basic Service Sets
Extended Service Sets
Independent Basic Service Sets
Distribution systems
Roaming in a wireless LAN
Scanning modes using Beacons and Probe Frames
Power management features

Site Surveying

Understanding the need for a site survey
Defining business requirements and justification
Facility analysis
Interviewing network management and users
Identifying bandwidth requirements
Determining contours of RF coverage
Documenting installation problems
Locating interference
Reporting methodology and procedures
Understanding specifics of each vertical market
Understanding the customer’s network topology
Creating appropriate documentation during and after the site survey
Understanding FCC/FAA rules regarding towers
Understanding safety hazards
Using appropriate hardware and software to perform the survey

CWNA (Certified Wireless Network Administrator) is the foundation level wireless LAN certification for the industry standard CWNP Program. It is your starting point for wireless training and certification. CWNA covers a broad range of wireless LAN topics focused on 802.11 wireless technology rather than products of specific vendors.

The Wireless LAN Administration course provides the networking professional a complete foundation of knowledge for entering into or advancing in the wireless networking industry. From basic RF theory to link budget math, including topics from troubleshooting to performing a site survey, this course delivers hands on training that will benefit the novice as well as the experienced network professional.

The Benefits

�Opens the door to wireless networking opportunities in the enterprise
�Offers a career differentiator, with enhanced credibility and marketability
�Shows that you are a technical leader with the ability to successfully implement wireless solutions for your organization or client
�Keeps your skills ahead of the curve in the rapidly changing field of networking

Pre-requisites

It is recommended that all students have at least a basic knowledge of networking (as exhibited in Network+, CCNA, CNA, or MCP) prior to enrolling in the course.

Course Outline

�Radio Technologies
�Antenna Concepts
�Wireless LAN Hardware and Software
�Network Design, Installation, and Management
�Wireless Standards and Organizations
�802.11 Network Architecture
�Wireless LAN Security
�Troubleshooting
�Performance Tuning
�How to Perform Site Surveys

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