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© 2003 Sipura Technology, Inc Proprietary (See Copyright Notice on Page 2)
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Call Return Serv Enable Call Return Service Yes
Call Back Serv Enable Call Back Service Yes
Three Way Call Serv
1
Enable Three Way Calling Service Yes
Three Way Conf
Serv
1,2
Enable Three Way Conference Service Yes
Attn Transfer Serv
1,2
Enable Attended Call Transfer Service Yes
Unattn Transfer Serv Enable Unattended (Blind) Call Transfer
Service
Yes
MWI Serv
3
Enable MWI Service Yes
VMWI Serv Enable VMWI Service (FSK) Yes
Block Last Serv Enable Block Last Call Service Yes
Accept Last Serv Enable Accept Last Call Service Yes
Cfwd Last Serv Enable Forward Last Call Service Yes
Speed Dial Serv Enable Speed Dial Service Yes
Notes:
1. Three Way Calling is required for Three Way Conference and Attended Transfer.
2. Three Way Conference is required for Attended Transfer.
3. MWI is available only if a Voice Mail Service is set-up in the deployment.
3.4.5.3. Audio Settings
Parameter Name Description Default
Preferred Codec Select a preferred codec for all calls. However, the
actual codec used in a call still depends on the
outcome of the codec negotiation protocol.
G711u
Use Pref Codec Only Only use the preferred codec for all calls. The call will
fail if the far end does not support this codec.
No
LBR Codec Enable Enable of the use of Low Bit Rate Codec, such as
G726 and G729. If set to “no”, only G711u or G711a
codec will be used in all calls on this line
Yes
Silence Supp Enable Enable silence suppression so that silent audio
frames are not transmitted
No
Echo Canc Enable Enable the use of echo canceller Yes
Echo Canc Adapt
Enable
Enable echo canceller to adapt Yes
Echo Supp Enable Enable the use of echo suppressor. If <Echo Canc
Enable> is “no”, this parameter is ignored
Yes
FAX Detect Enable Enable detection of FAX tone. Ignored if <FAX
Passthru Enable> is “no”
Yes
FAX Passthru Enable Enable FAX pass-through support Yes
DTMF Tx Method Method to transmit DTMF signals to the far end:
Inband = Send DTMF using the audio path; INFO =
Use the SIP INFO method, AVT = Send DTMF as
AVT events; Auto = Use In-band or AVT (RFC 2833)
based on outcome of codec negotiation
Auto
FAX Passthru Codec Codec to use for fax pass-through G711u
FAX Codec
Symmetric
Force unit to use symmetric codec during FAX pass-
through
yes
Notes: