ZyXEL Communications P-2802H-I Series, User Manual

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Table of Contents
P-2802H(W)(L)-I Series User’s Guide
14
9.4.2 Port Forwarding: Services and Port Numbers .......................................................... 122
9.4.3 Configuring Servers Behind Port Forwarding (Example) ......................................... 122
9.5 Configuring Port Forwarding .............................................................................................. 123
9.5.1 Port Forwarding Rule Edit ....................................................................................... 124
9.6 Address Mapping .............................................................................................................. 125
9.6.1 Address Mapping Rule Edit ..................................................................................... 126
9.6.2 SIP ALG .................................................................................................................. 128
Chapter 10
Voice....................................................................................................................................... 129
10.1 Introduction to VoIP ......................................................................................................... 129
10.2 SIP .................................................................................................................................. 129
10.2.1 SIP Identities .......................................................................................................... 129
10.2.2 SIP Call Progression .............................................................................................. 130
10.2.3 SIP Servers ............................................................................................................ 130
10.2.4 RTP ........................................................................................................................ 132
10.2.5 Pulse Code Modulation .......................................................................................... 132
10.2.6 Voice Coding .......................................................................................................... 132
10.2.7 PSTN Call Setup Signaling .................................................................................... 133
10.2.8 MWI (Message Waiting Indication) ......................................................................... 133
10.2.9 Custom Tones (IVR) ............................................................................................... 133
10.3 Quality of Service (QoS) .................................................................................................. 134
10.3.1 Type of Service (ToS) ............................................................................................. 134
10.3.2 DiffServ .................................................................................................................. 134
10.3.3 VLAN Tagging ........................................................................................................ 135
10.4 SIP Settings Screen ....................................................................................................... 135
10.5 Advanced SIP Setup Screen .......................................................................................... 137
10.6 SIP QoS Screen ............................................................................................................. 141
10.7 Phone .............................................................................................................................. 141
10.7.1 Voice Activity Detection/Silence Suppression ........................................................ 141
10.7.2 Comfort Noise Generation ..................................................................................... 142
10.7.3 Echo Cancellation .................................................................................................. 142
10.8 Analog Phone Screen ..................................................................................................... 142
10.9 Advanced Analog Phone Setup Screen ......................................................................... 143
10.10 Common Phone Settings Screen ................................................................................. 144
10.11 Phone Services Overview .............................................................................................. 145
10.11.1 The Flash Key ...................................................................................................... 145
10.11.2 Europe Type Supplementary Phone Services ...................................................... 145
10.11.3 USA Type Supplementary Services ..................................................................... 147
10.12 Phone Region Screen .................................................................................................. 148
10.13 Speed Dial .................................................................................................................... 148
10.14 Incoming Call Policy Screen ......................................................................................... 150
10.15 PSTN Line (“L” models only) ......................................................................................... 152