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You are to give a brief overview on PPP's NCP and LCP. Which two of the following correctly describes NCP and LCP?

Both LCP and NCP are authentication mechanisms by PPP; NCP is used for transferring encrypted data while LCP sends data in clear text

NCP is used by PPP to carry packets from several Layer 3 protocol suites

NCP is used as a data encryption mechanism for PPP

LCP is used to by PPP to control the setup of several link options

LCP is used by PPP as a way to determine which Layer 3 protocol suites to be used



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