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Notes to help prepare for desk top support training with Miles Tech.
Start with general concepts and fill in as time permits and as necessity requires.
2^32 space, logically divided into classes and public and private networks. IP addresses are expressed in dot delimited notation with 4 "quartets" with values from 0 to 255.
| Class | Valid Network Numbers |
|---|---|
| A | 1.0.0.0 to 126.0.0.0 |
| B | 128.0.0.0 - 191.255.0.0 |
| C | 192.0.0.0 -223.255.255.0 |
2^128 space.
Loop Prevention 1
Switches are, in essence, repeaters. They resent received frames out all of their ports.