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UAS Specify Refresher
Caller Request Timer
Callee Request Timer
Force Timer
Force INVITE
Codec Settings
Preferred Vocoder
Preferred Vocoder
Codec Negotiation Priority
Use First Matching Vocoder in 200OK
SDP
iLBC Frame Size
G726-32 ITU Payload Type
by the negotiation mechanism. The default
setting is "Omit".
Specifies which party will refresh the
active session if the device receives
inbound calls. If it is set to "UAC", the
remote party will refresh the active
session. If it is set to "UAS" and the
remote party does not support the refresh
feature, the device will refresh it. The
default setting is "UAC".
Sets the caller party to act as a refresher by
force. If set to "Yes" and both parties
support session timers, the device will
enable the session timer feature when it
makes outbound calls. The SIP INVITE
will include the content "refresher=uac".
The default setting is "No".
Sets the callee party to act as a refresher
by force. If set to "Yes" and both parties
support session timers, the device will
enable the session timer feature when it
receives inbound calls. The SIP 200 OK
will include the content "refresher=uas".
The default setting is "No".
Configures the session timer feature on the
device by force.
If it is set to "Yes", the device will use the
session timer even if the remote party does
not support this feature.
If set to "No", the device will enable the
session timer only when the remote party
supports this feature. To turn off the
session timer, select "No".
The default setting is "No".
Sets the SIP message type to refresh the
session. If it is set to "Yes", the Session
Timer will be refreshed by using the SIP
INVITE message. Otherwise, the device
will use the SIP UPDATE or SIP
OPTIONS message. Default is "No".
Lists the available and enabled Audio
codecs for this account. Users can enable
the specific audio codecs by moving them
to the selected box and setting them with a
priority order from top to bottom. This
configuration will be included with the
same preference order in the SIP SDP
message.
Configures the device to use which codec
sequence to negotiate as the callee. When
set to "Caller", the device negotiates by
SDP codec sequence from received SIP
Invite; When set to "Callee", the device
negotiates by audio codec sequence on the
device. The default setting is "Callee".
Configures the device to use the first
matching codec in the 200OK message.
The default setting is not checked.
Sets the iLBC (Internet Low Bitrate
Codec) frame size if ILBC is used. Users
can select it from 20ms or 30ms. The
default setting is 30ms.
Configures G726-32 payload type for ITU
packing mode. Payload 2 is static and
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