ZyXEL Communications ADSL VoIP IAD with 802.11g Wireless 2602HW Series - Manual (Page 13)

Prestige 2602HW Series User’s Guide
Table of Contents 13
9.3 SIP ALG ...........................................................................................................135
9.4 Pulse Code Modulation ....................................................................................135
9.5 Voice Coding ....................................................................................................136
9.5.1 G.711 .......................................................................................................136
9.5.2 G.729 ......................................................................................................136
9.6 PSTN Call Setup Signaling ..............................................................................136
Chapter 10
Voice Screens ....................................................................................................... 137
10.1 Voice Screens Introduction ............................................................................137
10.2 SIP Settings Configuration .............................................................................137
10.3 Advanced Voice Settings Configuration .........................................................138
10.4 Quality of Service (QoS) ................................................................................140
10.4.1 Type Of Service (ToS) ...........................................................................140
10.4.2 DiffServ .................................................................................................141
10.4.2.1 DSCP and Per-Hop Behavior ......................................................141
10.4.3 VLAN ....................................................................................................141
10.5 QoS Configuration ..........................................................................................141
10.6 Phone .............................................................................................................142
10.6.1 Voice Activity Detection/Silence Suppression .......................................143
10.6.2 Comfort Noise Generation ....................................................................143
10.6.3 Echo Cancellation .................................................................................143
10.7 Phone Configuration ......................................................................................143
10.8 Speed Dial ......................................................................................................144
10.8.1 Peer-to-Peer Calls ................................................................................144
10.9 Speed Dial Configuration ...............................................................................145
10.10 Lifeline (Prestige 2602HW-L) .......................................................................146
10.11 Lifeline Configuration (Prestige 2602HW-L) .................................................146
10.12 Common Phone Port Configuration .............................................................147
Chapter 11
Dynamic DNS Setup............................................................................................. 149
11.1 Dynamic DNS .................................................................................................149
11.1.1 DYNDNS Wildcard ................................................................................149
11.2 Configuring Dynamic DNS .............................................................................149
Chapter 12
Time and Date....................................................................................................... 151
12.1 Pre-defined NTP Time Servers List ................................................................151
12.2 Configuring Time and Date ............................................................................151