Semester 4 Chapter 5 ISDN

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30 Οκτ 2013 (πριν από 3 χρόνια και 1 μήνα)

62 εμφανίσεις

Semester 4

CHAPTER 5 REVIEW

JEOPARDY

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ISDN

Overview

ISDN

Components

SPIDs

and

Things

More

ISDN

Router

Commands

100

100

100

100

100

200

200

200

200

200

300

300

300

300

300

400

400

400

400

400

500

500

500

500

500

ISDN Overview


100

The channel used for call setup.

A: What is the D channel?

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ISDN Overview

200

A: What is the B channel?

The channel that carries voice, video
and data.

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ISDN Overview

300

A: What is BRI?

It consists of 2B+D

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ISDN Overview

400

A: What is PRI?

It consists of 23B+D

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ISDN Overview

500

A: What is remote access through dial
-
up connections?

The most common use of ISDN

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ISDN Components

100

A: What is a TE2?


It requires a TA device to attach an
ISDN connection

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ISDN Components


200

A: What is an NT1?

The device that connects four
-
wire
ISDN to the two
-
wire local loop

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ISDN Components


300

A: What is an NT1?

It is used to terminate the BRI local
loop at the CP

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ISDN Components


400

A: What is a TE1?

A device compatible with the ISDN
network

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ISDN Components


500

A: What is an NT2?

This is a more complicated device,
typically found in digital Private Branch
eXchanges (PBXs), that performs Layer
2 and Layer 3 protocol services

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SPIDs and Things

100

A: What is to identify the line configuration?

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It is the function of the service profile
identifier or SPID

SPIDs and Things

200

A: Who is the service provider?

When configuring a router with ISDN,
they provide you with the SPID

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SPIDs and Things

300

A: What are telephone network standards?

ISDN protocols the begin with E

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SPIDs and Things

400

A: What are the protocols that begin with Q?

These ISDN protocols cover how
switching and signaling should operate

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SPIDs and Things

500

A: What is the framing bit?

The bit of an ISDN physical
-
layer frame
that provides synchronization

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More ISDN


100

A: What is remote node?

The ISDN connection method that
allows a remote user to appear as part of
the network

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More ISDN


200

A: What are Dial
-
On
-
Demand Routing (DDR)?

It provides routing and directory
services in numerous ways to provide
the illusion of full
-
time connectivity
over circuit
-
switched connection

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More ISDN


300

A: What is LAPD?

It is used across the D channel to ensure
that control and signaling information
flows and is received properly

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More ISDN


400

A: What is HDLC?

It’s the encapsulation type,

if no
changes are made during the installation
of ISDN

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More ISDN


500

A: What is 2.048Mbps?

The bit rate for an E1 PRI connection
consisting of 30B+D+1(8
-
bit) framing
channel

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Router Commands

100

A: What is selecting the switch type?

It is an example of an ISDN global
configuration task

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Router Commands

200

A: What is Router(config)# isdn switch
-
type basic
-
5ess?

The command used to select the ISDN
switch type.

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Router Commands

300

A: What is Router(config)# interface bri 0?

The command used to enter the
interface configuration mode for the
first BRI interface

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Router Commands

400

A: What is Router# show isdn status?

The command used to confirm ISDN
BRI operation

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Router Commands

500

A: What is Router# show isdn active?

The command used to show that a call
is in progress and lists the numbered
call

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