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Basic networking definitions

I want to know about routers, bridges and gateways, and how we can implement them in a LAN installation. Also, what is a subnet mask and the domain name system?

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Here are a few terms that will get your feet wet. Please write back if you have a more specific question once you've had an opportunity to get through this background material.

Router
Bridge
Gateway
Subnet mask
Domain name system

You can also read through our Administrator Tips for advice on implementing network devices.

This was first published in September 2002

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