CCNA Explorer 3 Basic Wireless Concepts and Configuration

Basic Wireless Concepts and Configuration

The Wireless LAN

Why Use Wireless?

Wireless Techonologies

Wireless LANs

WLAN vs. LAN

WLAN Devices

Clients

Wireless LAN Standards WLAN Graph WLAN Table Wi-Fi Certifications ITU-R regulates allocation of RF bands. IEEE specifies how RF is modulated to carry information. Wi-Fi ensures that vendors make devices that are interoperable. Wireless Infratructure Components Wireless NICs Wireless Access Points Hidden Nodes CSMA/CA - Carrier Sense Multiple Access with Collision Avoidance (RTS/CTS) - CSMA/CA feature called request to send/clear to send Wireless Routers Wireless Operation Configure Wireless AP Wireless modes SSID Channels