Avaya BCM 2.0 IP Telephony Manual de usuario descargar pdf (Pagina 3)

Contents 3

P0911590 Issue 02 Enterprise Edge 2.0 IP Telephony Configuration Guide

Contents

Chapter 1 Overview 7

About this document 8

System Functions 8

Dialing plan support 9

Network Quality of Service 10

Network Monitoring 10

Quality of service parameters 10

Fallback to circuit-switched voice facilities 11

Network Performance Utilities 12

Codecs 12

Silence compression 13

Echo cancellation 13

Jitter buffer 14

Fax calls 14

Alarm Notification 14

Chapter 2 Engineering guidelines 15

Introduction 15

Enterprise Edge IP telephony 15

Overview 15

Enterprise Edge VoIP Gateway bandwidth engineering 17

Multiple network interfaces 18

Method 1 19

Method 2 19

LAN engineering 20

Silence compression 20

WAN engineering 22

Determining WAN link resources 23

Link utilization 23

Determining network loading caused by IP telephony traffic 24

Other intranet resource considerations 25

Setting QoS 26

Measuring Intranet QoS 27

Measuring end-to-end network delay 27

Measuring end-to-end packet loss 28

Recording routes 28

Adjusting ping measurements 29

Measurement procedure 29

Other measurement considerations 30

Further network analysis 31

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Avaya BCM 2.0 IP Telephony Manual de usuario Pagina 3