Feature Codes - Yeastar Technology TA400 User Manual

Voice Settings
Enable Jitter Buffer
Jitter Buffer Max Size
Echo Tail Length
G723 Encoding Rate
iLBC Frame Size

Feature Codes

There are various feature codes on TA400/800. The feature codes are used to acquire
the gateway info or activate and inactivate supplementary services. The default
feature codes are illustrated below. The parameters for feature codes are
configurable.
 General
Items Default
Internal Call
*99
Prefix
Speed Dial
*98
Prefix
Attended
*3
Transfer
Blind Transfer *03
Direct IP
*96
Calling
Check
*97
Number
Voice Menu ***
Voice Menu 123456 The password of voice menu is required before entering
Forces the use of a jitter buffer on the received side of
a SIP channel. The call quality will be improved if this
option is enabled.
Max length of the jitter buffer. Default is 40
milliseconds
In some cases, the echo canceller doesn't train quickly
enough and there is echo at the beginning of the call
which then quickly fades out.
Set the G723 encoding rate.
Set the iLBC packet frame size.
Table 6-2 Description of General Feature Code
Dial the feature code and the FXS port number when
making calls between the analog phones connected to
multiple ports of the TA FXS Gateway without the use of
a VoIP server.
The prefix number for applying a speed dialing. The
prefix should be added ahead of the speed dial number.
Users may transfer an incoming call by dialing *3 on
their phone.
Users may blind transfer an incoming call by dialing*03
on their phone.
Direct IP calling allows two parties, that is, a FXS Port
with an analog phone and another VoIP Device, to talk
to each other in an ad hoc fashion without a SIP proxy.
The default "Direct IP Calling" feature code is *96. For
detailed instruction, please refer to Basic Operation.
Users can check the analog phone's number by simply
dialing the "Check Number" feature code on the phone.
The default "Check Number" feature code is *97.
Users may enter the voice prompt menu by pressing ***
on their phone.
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