CWNA

COMPUFIELD
Mumbai,Surat,Thiruvananthapuram, India

Course Format: Classroom | E-learning | Virtual Class | Online | On-site | Blended | Self-paced

Course Description:

'' Certified Wireless Network Administrator
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
nteroperability 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


...''

Phone:091-22-23676218

Chinoy Mansion, First Floor, Block # 2,
Opposite St.Stephen¡¯s Church, Warden Road, Mumbai (Bombay)-400 036 India.
Tel: 091-22-23676218 (3 Lines), Fax: 091-22-23671772

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