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Chapter 16 Networking Essentials Spring, 2013

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CPE CSU/DSU Demarcation Point Local Loop Central Office (CO) Toll Network

Slide 3

POTS vs ISDN vs DSL vs Cable vs Cell Public vs switched Public Switched

Slide 4

Leased Lines Circuit Switching Packet Switching

Slide 5

T1 T1C T2 T3 T4

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OC-1 OC-3 OC-12 OC-48 OC-192

Slide 7

Speed is cable faster than DSL? Security Popularity Customer Satisfaction

Slide 8

HDSL SDSL VDSL ADSL

Slide 9

Headend Distribution Network DOCSIS

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Advantages: Disadvantages:

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Two things to know:

Slide 13

Access Rate CIR PVC SVC DLCI

Slide 14

Speed = Cells How big are cells?

Slide 15

Is slowly replacing___________ Ideal for ________ connections.