Avaya IP Telephony Průvodce konfigurací stáhnout pdf (Strana 20)

20 Preface

P0609327 02

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Business Communications 1
Manager 3.6 1
IP Telephony Configuration 1
Trademarks 2
Contents 3
Chapter 3 4
Chapter 4 4
Chapter 5 5
10 Contents 10
P0609327 02 10
Before you begin 15
Symbols used in this guide 15
Text conventions 16
Acronyms 17
Related publications 18
How to get help 19
20 Preface 20
Chapter 1 21
Introduction 21
IP telephones and VoIP trunks 22
Figure 1 Network diagram 24
Telephones 25
Gatekeepers on the network 25
IP network 26
Key IP telephony concepts 27
Jitter Buffer 28
QoS routing 29
Chapter 2 31
Prerequisites checklist 31
Network devices 32
Network assessment 33
Resource assessment 33
Keycodes 34
Option Description 35
VoIP trunks 39
IP telephone records 40
Installing IP telephones 41
Choosing a codec 45
Choosing a Jitter Buffer 46
Before installing 46
Using a 3-port switch 46
Display buttons 48
Troubleshooting IP telephones 51
Operation issues 52
Configuring DHCP 53
IP telephony DHCP notes 54
Checking IP server status 56
Figure 7 IP Terminal status 57
Notes about Hot Desking 62
Customizing feature labels 63
Moving IP telephones 69
Figure 16 i2050 Switch type 72
Handset and call functions 74
Configuring NetVision records 75
Assigning general settings 76
Changing a handset Name 82
Deregistering a telephone 83
Configuring local VoIP trunks 85
Published IP address 86
Counting IP trunks 87
Configuring media parameters 89
Setting up the local gateway 91
How to use target lines 98
Configuring target lines 99
Chapter 6 101
Field Value Description 104
6 Click the Save button 105
Outgoing call configuration 107
H.323 trunks 108
SIP trunks 108
Keycodes: 2 108
PSTN call to remote node 109
Call process 110
Describing a fallback network 113
Adding routes for fallback 114
Figure 35 Route XXX screen 115
Figure 36 VoIP schedule 117
How fallback routing works 120
Settings for 124
Santa Clara 124
Connecting an i200X telephone 125
PSTN fallback metrics 126
Quality of Service Monitor 127
Updating the QoS monitor data 128
Chapter 7 129
3 Enter the port settings 130
Modifying PortRanges 131
Using a gatekeeper 133
8 Click Submit 140
Gatekeeper call scenarios 141
Faxing over VoIP lines 142
Chapter 8 147
WarehouseHead Office 148
Appendix A 153
Efficient Networking 153
Network engineering 154
LAN engineering examples 157
WAN engineering 158
Setting Non-linear processing 159
Enough link capacity 161
Further network analysis 162
Components of delay 163
Reduce link delay 163
Reducing hop count 164
Adjust the jitter buffer size 164
Reduce packet errors 164
Routing issues 165
Appendix B 167
Silence compression 167
Time -> 169
Bandwidth -> 169
Channel/Link Max 169
Comfort noise 172
Appendix C 173
Network performance utilities 173
Appendix D 175
Interoperability 175
Speech path setup methods 176
Media path redirection 177
Gatekeeper 177
No feedback busy station 178
Interoperability 179 179
180 Interoperability 180
Using VLAN on the network 181
182 Interoperability 182
Symbol NetVision telephones 183
184 Interoperability 184
Interoperability 185 185
186 Interoperability 186
Interoperability 187 187
188 Interoperability 188
Interoperability 189 189
190 Interoperability 190
Appendix E 191
Quality of Service 191
192 Quality of Service 192
Measuring Intranet QoS 193
Recording routes 194
Adjusting Ping measurements 195
Measurement procedure 196
Quality of Service 197 197
Traffic mix 198
TCP traffic behavior 199
Network Quality of Service 200
Quality of Service parameters 201
Fallback to PSTN 201
202 Quality of Service 202
Glossary 203
204 Glossary 204
Glossary 205 205
206 Glossary 206
Glossary 207 207
208 Glossary 208
Glossary 209 209
210 Glossary 210
222 Index 222

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