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Network Protocols and Technologies

It probably hasn't escaped you attention that Computer Networks (Social and Otherwise) are possibly one of the most important technologies invented in the last century. But how do they work? I mean really work under the hood?

Well you have come to the right place.

Network Technologies & Relay Systems

Addressing

Main Protocols

Secondary Protocols

Other Considerations

Request for Comments

Before you start anywhere you probably want to keep this diagram in your mind. I lifted & modified from RFC-1180. I spent a lot of time confused about these diagrams and what they meant. If you are too, then please read this first.


                          Module Diagram                      Protocol Layers (OSI &
                                                                             TCP/IP*)
                     ----------------------------             Layer-4*--------------
                     |    network applications  |             |Layer 7.Application |
                     |...   \ | /  .. \ | /  ...|             |Layer 6.Presentation|
                     |     -----      -----     |             |Layer 5. Session    |
                     |     |TCP|      |UDP|     |             |Layer 4. Transport  |
                     |     -----      -----     |             ----------------------
                     |         \      /         |
                     |         --------         | roughly
                     |         |  IP  |         | translating  Layer 3 .Internetwork
                     |  -----  -*------         | to
                     |  |ARP|   |               |
                     |  -----   |               |
                     |      \   |               |
                     |      ------              |
                     |      |ENET|              |               Layer 2. Link
                     |      ---@--              |
                     ----------|-----------------
                               |
         ----------------------o---------                       Layer 1. Physical
             Ethernet Cable

There are more that 2500 of this documents. An impossible task.

Below is a list of the most important ones to read.

Links, Sources and Reading List

http:///wiki/?networking

04aug22   admin