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IEEE Ring LANs
Introduction In the preceding lesson we have mentioned that for the fulfilment of different goals,…
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IEEE 802.3 and Ethernet
Ethernet - A Brief History The original Ethernet was developed as an experimental coaxial cable…
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IEEE CSMS/CD based LANs
Introduction A LAN consists of shared transmission medium and a set of hardware and software…
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Network Topology
Introduction Topology refers to the way in which the network of computers is connected. Each…
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Asynchronous Transfer Mode Switching (ATM)
Introduction Asynchronous Transfer Mode (ATM) is an International Telecommunication Union Telecommunications Standards Section (ITU-T) standard…
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Frame Relay
Introduction Frame Relay is a high-performance WAN protocol that operates at the physical and data…
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Physical Configuration and Network Elements
Three basic devices used in the SONET system are shown in Fig. 4.3.1. Functions of…
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Why Synchronize?
In a synchronous system such as SONET, the average frequency of all clocks in the…
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Synchronous Optical Network (SONET)
Specific Instructional Objectives At the end of this lesson the student will be able to:…