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Interface Control

Interface Control. Types of Interfaces. Physical Electrical Logical. Seven Layer Model. Physical Data Link Network Transport Session Presentation Application. Physical. Physical connectors Electrical signals. Data Link. Point to point data delivery

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Interface Control

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  1. Interface Control

  2. Types of Interfaces • Physical • Electrical • Logical

  3. Seven Layer Model • Physical • Data Link • Network • Transport • Session • Presentation • Application

  4. Physical • Physical connectors • Electrical signals

  5. Data Link • Point to point data delivery • Sets up – takes down data link connection

  6. Network • Network routing interface

  7. Higher Layers • User – user • Transport • Session • Presentation • Application

  8. Physical RS 232 2 prong connector SAE screws Electrical 110 v, 60 Hz, ac 600 ohm, balanced RS 422 Logical Half duplex Touchtone signaling Standards

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