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- The model was developed by the ISO (International Organisation for Standardisation) in 1984. It is currently considered the primary Architectural model for inter-computer communications.
- The OSI (Open Systems Interconnection) reference model is a descriptive network scheme. It makes sure greater compatibility and interoperability between various types of network technologies.
- The OSI model describes how information or data makes its way from application programmes (such like spread sheets) through a network medium (such like wire) to another application programme located on another network.
- The OSI reference model divides the difficulty of moving information between computers over a network medium into SEVEN smaller and more manageable problems.
- This separation into lesser more manageable functions is known as layering.
Disadvantages of Fiber Optics - Installation/maintenance - Unidirectional - Cost
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NETWORK MANAGEMENT & SECURITY 1. Describe a basic communication model. 2. State the following terms: a. Configuration Management b. Fault Management c. Security Management
Which of the following protocols are used for logical network addressing? Ans) Internet Protocol - IP gives routing and a one interface to the upper layers. No upper layer proto
Customer Premise Equipment (CPE) are devices physically located at the subscriber's premises. Includes both owned and leased equipment.
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Recognize the command to show the Frame Relay map table Ans) Router# show frame-relay map is the the command to show the Frame Relay map table
what is protocol?
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