Unicorn 3112 User Manual
Copyright © 2008
Hanlong Technology Co., Ltd
Page 28 of 42
maximum allowed value, the Unicorn 3112 will use and save
the maximum allowed value for the corresponding first vocoder
choice. The maximum value for PCM is 10(x10ms) frames; for
G726, it is 20 (x10ms) frames; for G723, it is 32 (x30ms)
frames; for G729/G728, 64 (x10ms) and 64 (x2.5ms) frames
respectively.
G723 Rate
This defines the encoding rate for G723 vocoder.
By default, 6.3kbps rate is chosen.
iLBC frame size
This sets the iLBC size in 20ms or 30ms
iLBC payload type
This defines payload time for iLBC. Default value is 98.
The valid range is between 96 and 127.
G726-16 Payload
Type
default is 100
G726-24 Payload
Type
Default is 99
G726-40 Payload
Type
Default value is103, range is from 96 to 123
G729E Payload
Type:
Default value is102, range is from 96 to 127
VAD
Default is No. VAD allows detecting the absence of audio and
conserve bandwidth by preventing the transmission of "silent
packets" over the network
Symmetric RTP
Default is
No
. When set to Yes the device will change the
destination to send RTP packets to the source IP address and
port of the inbound RTP packet last received by the device.
Fax Mode
T.38 (Auto Detect) FoIP by default, or fax Pass-Through.
Fax Tone
Detection Mode
Default is Callee. This decides whether Caller or Callee sends
out the re INVITE for T.38 or Fax Pass Through.
