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7 Cards in this Set
- Front
- Back
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Layer 1 |
Physical Layer Form of 1's and 0's Physical cable or standard, the pins, connectors, electric current |
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Layer 2 |
Data Link Layer Ethernet, HDLC PPP, Frame Relay (MAC Address) |
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Layer 3 |
Network Layer What valid path's exist from here to point B Of those paths, what is the best path to get to point B |
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Layer 4 |
Transport Layer establishes logical end to end connection between 2 systems that involves TCP & UDP |
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Layer 5 |
Session Layer "Manager" handles creation, maintenance, and tear down of the communication channel the 2 parties are using |
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Layer 6 |
Presentation Layer answers how should data be presented **Encryption takes place at this layer** |
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Layer 7 |
Application Layer where end users interact with the network |
