ATA Web user guide
62 / 114
2015/1/8
Item Decription
<<: Select [Enable Codecs] item, press [<<] button, can move
to Disable Codec area.
Up [Button]
Select [Endble Codec] item, press [Up] button, can move up the
codec priority.
Down [Button]
Select [Endble Codec] item, press [Down] button, can move
down the codec priority.
G.711 and G.729 Default: 20 ms; Set up the RTP Package Length of G.711 &
G.729.
Provide options: 10, 20, 30, 40, 50, 60, 70, 80, 90(ms).
G.723
Default: 30 ms; Set up the RTP Package Length of G.723.
Provide options: 30, 60, 90(ms).
G.723 5.3K
Default: Diable; Set up the G.723 5.3K function open or close.
Silence
Suppression
(VAD)
Default: Disable; Set up Silence Suppression (VAD).
Provide options: Disable, Enable.
When VAD detects that the users are in talking , Codec will send
out messages to network. Theoretically, there is only one user
talking and another one is listening in the same time, the
listening one don’t send out any voice, so VAD will send the
messages of the talking one to network, therefore, VAD can
lower amount of message about 30%.
Echo Canceller
Default: Disable; Setup Echo Cancel.
Provide options: Disable, Enable.
Codec Type
Setup the information of Codec ID.
G726-16
Default: 23; When you Setup Custom, you can modify the Codec
ID Value. This column can only be numbers; maximum length is
3 bytes with the range of 95~127.
Provide options: Default, Custom.
*: Please select Custom, before you modify Codec ID Value.
G726-24
Default: 22; This column can only be numbers; maximum length
is 3 bytes with the range of 95~127.
Provide options: Default, Custom.
G726-32
Default: 2; This column can only be numbers; maximum length
is 3 bytes with the range of 95~127.
Provide options: Default, Custom.
G726-40
Default is 21; This column can only be numbers; maximum
length is 3 bytes with the range of 95~127.
Provide options: Default, Custom.
RFC 2833
Default is 101; This column can only be numbers; maximum
length is 3 bytes with the range of 95~127.
Provide options: Default, Custom.
Submit [Button]
Save the Settings.