O'Reilly logo

CCNA Wireless 200-355 Official Cert Guide by David Hucaby

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

Chapter 3. RF Signals in the Real World

This chapter covers the following topics:

Image Interference—This section describes several types of external interference that can adversely affect a wireless signal.

Image Free Space Path Loss—This section explains why a radio frequency signal degrades as it travels through free space.

Image Effects of Physical Objects—This section explores what happens when an RF signal meets various physical objects, resulting in effects ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required