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Chapter 16

Integrated Services

Digital Network(ISDN)

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Figure 16-1

ISDN Services

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Figure 16-2

Voice Communication over an Analog Telephone Network

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Figure 16-3

Voice and Data Communication over an Analog Telephone Network

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Figure 16-4

Analog and Digital Services over the Telephone Network

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Figure 16-5

IDN

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Figure 16-6

ISDN

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Figure 16-7

BRI

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Figure 16-8

PRI

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Figure 16-9

Functional Grouping

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Figure 16-10

Reference Points

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Figure 16-11

ISDN Layers

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Figure 16-12 Simplified Layers of ISDN

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Figure 16-13

BRI Interfaces

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Figure 16-14

S Interface

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Figure 16-15

2B/1Q Encoding

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Figure 16-16

BRI Frame

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Figure 16-17

BRITopology

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Figure 16-18

PRI Interfaces

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Figure 16-19

PRI Frame

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Figure 16-20

LAPD Address Field

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Figure 16-21

Network Layer Packet Format

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Figure 16-22

Call Reference Field

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Figure 16-23

Information Elements

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Figure 16-24

Information Element Types

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Figure 16-25

Addressing in ISDN

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Figure 16-26

Bit Rates for Different Applications

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Figure 16-27

B-ISDN Services

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Figure 16-28

B-ISDN Accesses