Stephen Technologies Co.,Limited SVP303 SIP / H.323 ip phone user manual
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when this mode is used.
3[g711a] Coding mode of g711a
4[auto] automatic identification mode
2 Audio Frames Default frame; 2 is defaulted. (The result of test proves this is a
good setting.)
The frame of audio data after connection
3 VAD Voice Activity Detection, ENABLE is defaulted.
0 [disable]
1 [enable]
4 AGC Automatic Gain Control, ENABLE is defaulted.
0 [disable]
1 [enable]
5 AEC Acoustic Echo Cancellation, ENABLE is defaulted.
0 [disable]
1 [enable]
6 Ring Type There are 13 ring modes, which can be selected by PAGE DOWN.
The ring can be updated through IPPtool. (For the details, please
refer to Update Ring Operation with IPPtool.)
7 Volume In Input volume of the transmitter can be directly set from 0 to 15.
8 Volume Out Output volume of the telephone receiver can be set from 0 to 31.
9 Speaker Out Volume of HAND FREE can be set from 0 to 31.
4.4 Set Protocol
Set Protocol has 18 options.
Protocol Service Service Type Service Addr
Service Id Register Port Register Cycle Signal Port
Control Port Rtp Port Rtp Tos Register Type
User Account User Password Call Type Dtmf
Nat Traversal Nat Cycle
1 Protocol: Communication protocol, h323 is defaulted; have the following 4 options:
0[h323] The earliest communication protocol; a little complex; used for telecom;
widely used.
1[sip] A protocol specialized for VOIP industry; simple.
2[mgcp] A protocol mainly used for video communication.
3[n2p] Nat To Phone; not a protocol but a software analog mode.
4[iax2]
5[wp]
Option of communication protocol can only be effective after service option is
started.
The selection of communication protocol depends on the protocol used by service
provider.
2 Service: Start the service; whether use GK of service provider (Gate Keeper, server,
GK).
0 [disable]