Basics 2 min read
Traffic Engineering
In some cases the decision above between routes A S1 S2 S4 B and A S1 S3 S4 B might…
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Basics 5 min read
Datagram Forwarding
In the datagram-forwarding model of packet delivery, packet headers contain a destination address. It is up to the intervening switches…
Basics 4 min read
Data Rate, Throughput and Bandwidth
Any one network connection – eg at the LAN layer – has a data rate: the rate at which bits…
safety precautions and watchkeeping 3 min read
Chain Tightening Procedure for MAN B&W Engine
A chain drive is used to transmit motion from the crankshaft of the engine to the camshaft. This drive is…
safety precautions and watchkeeping 2 min read
Resin Chocks
An alternative to the traditional method of chocking using cast iron chocks, is the use of epoxy resin or resin…
Basics 9 min read
What is Network Management?
Having made our way through the first seven chapters of this text, we’re now well aware that a network consists…
Basics 21 min read
Principles of Cryptography
Although cryptography has a long history dating back to Julius Caesar (we will look at the so-called Caesar cipher shortly),…
Basics 18 min read
Streaming Stored Audio and Video
In recent years, audio/video streaming has become a popular class of applications and a major consumer of network bandwidth. We…
Basics 15 min read
Multimedia Networking Applications
Back in Chapter 2 we examined the Web, file transfer, and electronic mail in some detail. The data carried by these…
Basics 27 min read
Multiple Access Protocols and LANs
In the introduction to this chapter, we noted that there are two types of network links: point-to-point links, and broadcast…
Basics 5 min read
Hierarchical Routing
In the previous section, we viewed “the network” simply as a collection of interconnected routers. One router was indistinguishable from…
