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Network+ Training Guide by Mike Harwood, Drew Bird

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Identifying the Differences Between Public and Private Networks

  • Identify the differences between public and private networks.

IP addressing involves many considerations, not least important of which is public and private networks. A public network is a network to which anyone can connect. The best, and perhaps only pure, example of such a network is the Internet. A private network is any network to which access is restricted. A corporate network or a school network would be considered a private network.

The main difference between public and private networks, apart from the fact that access to a private network is tightly controlled and access to a public network is not, is that the addressing of devices on a public network must be considered ...

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