ZyXEL Communications P-2602HWLNI User Manual page 15

Chapter 11
Voice....................................................................................................................................... 169
11.1 Introduction to VoIP .......................................................................................................... 169
11.2 SIP .................................................................................................................................. 169
11.2.1 SIP Identities .......................................................................................................... 169
11.2.2 SIP Servers ............................................................................................................ 170
11.2.3 RTP ........................................................................................................................ 173
11.2.4 Pulse Code Modulation .......................................................................................... 173
11.2.5 SIP Call Progression .............................................................................................. 173
11.2.6 SIP Call Progression Through Proxies ................................................................... 173
11.2.7 Voice Coding .......................................................................................................... 175
11.2.8 PSTN Call Setup Signaling .................................................................................... 175
11.2.9 MWI (Message Waiting Indication) ......................................................................... 175
11.2.10 Custom Tones (IVR) ............................................................................................. 176
11.3 Quality of Service (QoS) .................................................................................................. 176
11.3.1 Type Of Service (ToS) ............................................................................................ 177
11.3.2 DiffServ ................................................................................................................... 177
11.3.3 VLAN ...................................................................................................................... 177
11.4 SIP Settings Screen ......................................................................................................... 178
11.5 Advanced SIP Setup Screen .......................................................................................... 179
11.6 SIP QoS Screen .............................................................................................................. 182
11.7 Phone .............................................................................................................................. 183
11.7.1 PSTN Line .............................................................................................................. 183
11.7.2 ISDN Line ............................................................................................................... 184
11.7.3 Voice Activity Detection/Silence Suppression ........................................................ 184
11.7.4 Comfort Noise Generation ...................................................................................... 184
11.7.5 Echo Cancellation .................................................................................................. 184
11.8 Analog Phone ................................................................................................................. 184
11.8.1 PHONE Port Call Types ......................................................................................... 184
11.8.2 Configuring the Analog Phone Screen ................................................................... 185
11.9 Advanced Analog Phone Setup Screen .......................................................................... 187
11.10 ISDN Phone .................................................................................................................. 189
11.10.1 ISDN Phone Port Call Types ................................................................................ 189
11.10.2 Configuring the ISDN Phone Screen .................................................................... 190
11.11 Common Phone Settings Screen .................................................................................. 191
11.12 Ext. Table ....................................................................................................................... 191
11.13 Advanced Ext. Table Setup Screen ............................................................................... 193
11.14 Phone Services Overview .............................................................................................. 194
11.14.1 The Flash Key ...................................................................................................... 195
11.14.2 Europe Type Supplementary Phone Services ...................................................... 195
11.14.3 USA Type Supplementary Services ..................................................................... 196
11.15 Phone Region Screen ................................................................................................... 198
11.16 Speed Dial .................................................................................................................... 198
P-2602HWLNI User's Guide
Table of Contents
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