May 2024
Intermediate to advanced
309 pages
13h 33m
English
Content preview from Data Communications and Computer Networks by Pearson
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Flow and Error Control 139
Establish: In this phase, one of the nodes starts the communication and negotiations are made
between the communicating nodes. The link control protocol (LCP) packets and several other
packets are exchanged between the nodes if the negotiation is successful. With this, the connection
transits to authenticate phase. Notice that if authentication is not required, the connection directly
switches to network phase.
Authenticate: This is an optional phase that can be skipped upon an agreement between both
nodes during the negotiation in the establishment phase. If both parties agree ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.