Wi-Fi Technology and Services

Overview

This course provides a thorough understanding of Wi-Fi networks and the issues that surround them. It explains current standards and technology aspects, as well as new market developments into the direction of community Wi-Fi services. Special attention is given to implementing Wi-Fi services over DOCSIS networks.

What can you expect?

• Understand the current Wi-Fi standards, their options, their performance and the limiting factors.
• Understand how clients connect to Wi-Fi networks and how to troubleshoot connections.
• Understand the implementation choices you need to make and the issues you will face when deploying a community Wi-Fi service.

Content

PART 1: INTRODUCTION

• Course overview, introduction.

PART 2: THE WIRELESS ENVIRONMENT

• Wireless propagation, EIRP, spectrum usage, antennas, fading, Radar Avoidance.

PART 3: 802.11 TECHNOLOGY AND PROTOCOL

• Modulation techniques, MIMO, packet transmission, making a connection.

PART 4: 802.11 STANDARDS

• Standards overview, protection and backwards compatibility, QoS (WMM).

PART 5: SECURITY

• Authentication and encryption protocols in 802.11, WPS, MAC filtering, hidden SSID.

PART 6: FEATURES AND ENHANCEMENTS

• MIMO, spatial streams, beam forming, auto channel selection, multiple SSIDs, concurrency, WDS and repeaters.

PART 7: WI-FI SERVICES

• Hotspot 2.0, Community Wi-Fi, Wi-Fi public services over DOCSIS.

PART 8: WI-FI PROVISIONING

• Wi-Fi Provisioning Framework.

PART 9: WI-FI TROUBLESHOOTING AND TOOLS

• Tools, common issues, wireless sniffing.

Prerequisites

Understanding of Ethernet.