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What is the first step (phase) in PPP session establishment?
Network Layer Protocol Phase
Link Establishment Phase
Link Termination Phase
Authentication Phase
The PPP session establishment has three phases. The first step (phase) in PPP session establishment is Link Establisment where LCP packets are sent. The second phase, Authentication Phase, is optional. PPP supports CHAP and PAP authentication protocols. The third phase is the NCP. In this phase, NCP packets are sent in order to choose which Layer 3 protocol to use.
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