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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.
Transmission Control Protocol - TCP is a connection oriented transport layer protocol with built unreliability. It considers a large block of data and breaks it down into segments
How to protect computer Hardware by threats The first component in the computer system vulnerable to attacks or threats, and most important to be protected, is the hardware.
Unguided Media: Wireless - A Wireless communication transporting electromagnetic waves without a physical conductor Wireless Propagation Methods - Ground - radio
What are the features of star and ring topology The three networks have following features: star: best case is = 2, average case is = 2, worst case is = 2 ring: best case
Q. Basic working of Spanning Tree? Spanning Tree - Redundant bridges may be installed to provide reliability - To prevent infinite looping of packets between bridges,
Problem 1. Explain the term Switching. Describe the following Switching Mechanisms a) Circuit Switching b) Packet Switching c) Message Switching Defining Switching
The following information was obtained from a host computer: 00:05:17.176507 74.125.228.54.1270 > 64.254.128.66.25: S 2688560409:2688560409(0) win 16384 (DF) (ttl 46, id 2096
Mean node-node path The mean node-node path is two times the mean node-root path. Number the levels of the tree with the root as 1 and the deepest level as N. The path from t
iLab 2: Office Network Expansion Connect to the iLab here. Submit your assignment to the Dropbox located on the silver tab at the top of this page. (See "Due Da
details of delta routing??
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