Tuesday, October 09, 2007

About Computer Networking: Switches - Lag, Layer 3, and Traditional

About.com   Computer Networking
In the Spotlight | More Topics |
  from Bradley Mitchell
So you are playing a game online, and one of your opponents keeps freezing up for a few seconds at a time, then coming alive suddenly to steal your lunch money. What's wrong? Chances are you've been the victim of a lag switch.

 
In the Spotlight
What Is a Lag Switch?
A lag switch is a mechanism installed on a home network that allows you to insert delays into the flow of local traffic to the Internet. These devices are unrelated to normal network switches. Can you guess why would anyone would want one of these?

 
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What Is a Layer 3 Switch?
Traditional network switches operate at Layer 2 of the OSI model while network routers operate at Layer 3. This often leads to confusion over the definition of a "Layer 3 switch."

 
Traditional Network Switches
Replaced by broadband routers in many homes, traditional network switches still have their place in many business and university networks.

 
 
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