Online Password Authentication Protocol eLearning Training
From 123-CBT Computer Based Training
Building Cisco Remote Access Networks Part 1

...sing on an asynchronous interface.
Identify features of Password Authentication Protocol (PAP) and Challenge Handshake Authentication Protocol (CHAP).
Identify the steps that occur during a typical Point-to-Point Protocol (PPP) callback exchange.
Identify commands used to configure a Point-to-Point Protocol (PPP) callback server.
Identify the steps to enable Point-to-Point Protocol
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