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Network+ Training Guide by Mike Harwood, Drew Bird

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Introduction to Protocols

  • Differentiate among the following protocols in terms of routing, addressing schemes, interoperability, and naming conventions:

    • TCP/IP

    • IPX/SPX

    • AppleTalk

    • NetBEUI

When computers were restricted to standalone systems, there was little need for mechanisms to communicate between them. However, it wasn't long before the need to connect computers together for the purpose of sharing files and printers became a necessity. Establishing communication between network devices required more than a length of cabling; a method or a set of rules was needed to establish how systems would communicate. Protocols provide that method.

It would be nice if a single protocol facilitated communication between all devices, but this is not the case. ...

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