Tunneling Protocols

Contributed by John Slawson A tunneling protocol can be defined as the action of a network protocol, otherwise known as the delivery protocol, to encapsulate a different payload protocol or to provide a secure path through an untrusted network. This payload can be any data that was compressed for transmission in order not to congest a network. In order to understand tunneling protocols and how they operate, a network engineer must first be familiar with TCP/IP networking model. The Transmission Control Protocol and the Internet Protocol are a group of communications protocols used for the Internet.

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