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July 6, 2007

Understanding Cisco Wireless Antennas

I've installed and configured a few Cisco wireless access points over the last couple years, but never really had a grasp of the different antenna options available. I just used the normal internal antennas and everything seemed to work fine... So, I'm a little embarrassed to admit this, but I have now mastered my wireless antenna knowledge by setting up Cisco access points on an alien space ship. Seriously. On Cisco's CCNA Prep Center, they have an online game called "Wireless Explorer" - it seemed cheesy at first, but I got seriously addicted to it and spent over an hour learning about all sorts of wireless information. So, if you'd rather not play the game, here's the most valuable info I got:

Omni-Directional Antenna: Provides even spread of wireless signal in a radius around the access point


omni.jpg


Directional Antenna: Allows you to point antennas to get more radius and range in a specific direction.

directional.jpg


Yagi Antenna: Provides dual adjustments of direction (same as directional antenna) and focus. The more streamlined focus gets intense reach/range.


yagi1.jpg

yagi2.jpg


Posted by JC at July 6, 2007 5:50 PM

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Comments

Nice on Jeremey.
Keep it coming.

Posted by: k-dog at July 21, 2007 6:28 PM

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