P R O T O C O L H . 3 2 3 C O N F I G U R A T I O N
Rev H
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lists the available fields in the DTMF configuration page.
Table 13-2 Voice and Management Services Configuration Fields
Field Name
Description
Send In-band DTMF
Supports signaling tones within the audio channel.
Send Out-of-band
DTMF
Supports signaling tones outside the audio channel. This requires
choosing one of the following options:
•
Q931 Info Message
The Q.931 protocol contains control information that is exchanged
with telephone networks. The information includes digital code for
the following messages:
ALERTING, CALL PROCEEDING, CONNECT, CONNECT
ACKNOWLEDGE, SETUP, SETUP ACKNOWLEDGE,
SUSPEND, SUSPEND ACKNOWLEDGE, SUSPEND REJECT,
RESUME, RESUME ACKNOWLEDGE, RESUME REJECT,
DISCONNECT, RELEASE, RELEASE COMPLETE, STATUS
ENQUIRY and STATUS.
•
H245 User Input
Enables forwarding H.245 user input indication messages.
•
RFC-2833 Signaling
Enables the RFC2833 protocol for transmission of Telephony
event packets.
Click
Save DTMF Settings
at the bottom of the Web page to effect the changes.
NOTE
After entering and saving all configurations, you MUST reset the Gateway.
See
Completing the VoIP Gateway Configuration
14.4
Audio/CODEC Configuration
The Gateway supports G711 u-law and a-law standards by default. The user can set the
Gateway to also support one of the three voice coding standards: G723, G726 or G729. Both
ports will be allowed to use the selected option. For every supported voice coding standard
the user can enable/disable
Silence Suppression
and, except for G723, select the default
Packetization
period (as a multiple of 10ms in the range 10ms-100ms).
14.4.1 Default Audio/CODEC Configuration Settings
Call Forward
Disabled
Audio/CODEC standard
G711 u-law and a-law
Jitter Buffer
100 ms
To set Audio/CODEC parameters:
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