Basic Knowledge of Networking - tccicomputercoaching.com

A network can be defined as a group of computers and other devices connected in some ways so as to be able to exchange data.

Each of the devices on the network can be thought of as a node; each node has a unique address. -Addresses are numeric quantities that are easy for computers to work with, but not for humans to remember. Example: 204.160.241.98

Some networks also provide names that humans can more easily remember than numbers. Example: www.javasoft.com, corresponding to the above numeric address. NIC addr1 NIC addrN NIC addr2 …

· Clients and servers—how services such as e-mail and web pages connect using networks.

· IP addresses—how devices on a network can be found.

· Network hubs, switches and cables—the hardware building blocks of any network.

· Routers and firewalls—how to organize and control the flow of traffic on a network.

For more information about Networking at TCCI.

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