
Network+ Guide to Networks 5 th Edition Chapter 3 Transmission Basics and Networking Media Objectives Explain basic data transmission concepts, including full duplexing, attenuation, latency, and noise Describe the physical characteristics of coaxial cable, STP, UTP, and fiber-optic media
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Figure 3-1: An example of an analog signal
Figure 3-2: Waves with a 90-degree phase difference
Figure 3-3 An example of a digital signal
Figure 3-4 Components of a byte
128= 1*128 + 0*64 + 0*32 +0*16 +0*8 +0*4 + 0*2 +0*1
128 = 0b10000000
162= 128 + 32 + 2
162= 1*128 + 0*64 + 1*32 +0*16 +0*8 +0*4 + 1*2 +0*1
162 = 0b10100010
0b1111000 =
1*128 + 1*64 + 1*32 +1*16 +0*8 +0*4 + 0*2 +0*1 0 =
128 + 64 + 32 +16 = 240
Figure 3-6 Simplex, half-duplex, and full duplex transmission
Figure 3-7 Time division multiplexing
Figure 3-8 Statistical multiplexing
Figure 3-9 Frequency division multiplexing
Figure 3-10 Wavelength division multiplexing
Figure 3-19 Twisted pair cable
Twisted Pair CableFigure 3-23 RJ-45 and RJ-11 connectors
Comparing STP and UTP (cont’d.)Figure 3-24 TIA/EIA 568A standard terminations
Figure 3-25 TIA/EIA 568B standard terminations
Figure 3-26 RJ-45 terminations on a crossover cable
Figure 3-29 Crimping tool
Terminating Twisted Pair Cable (cont’d.)Figure 3-30 A fiber-optic cable
Figure 3-34 SC (subscriber connector or standard connector)
Figure 3-33 ST (straight tip) connector
Figure 3-36 MT-RJ (mechanical transfer-register jack) connector
Figure 3-35 LC (local connector)
Figure 3-41 Patch panel
Figure 3-44 A standard TIA/EIA outlet
Figure 3-43 Horizontal wiring