Version 5.8 393 October 2009
SIP User's Manual 6. Configuration Parameters Reference
Parameter Description
index).
 This table is applicable only when the SAS application is
enabled and in Emergency mode.
 The parameter SrcIPGroup is not applicable to SAS.
 For a detailed description of the individual parameters in this
table and for configuring this table using the Web interface,
refer to ''Configuring the IP2IP Routing Table (SAS)'' on page
176.
 For a description on configuring ini file table parameters, refer
to ''Structure of ini File Table Parameters'' on page 273.
6.11 Answer and Disconnect Supervision Parameters
The call disconnect supervision parameters are described in the table below.
Table 6-44: Call Disconnect Parameters
Parameter Description
Web: Answer Supervision
EMS: Enable Voice Detection
[EnableVoiceDetection]
Enables sending of 200 OK upon detection of speech, fax, or
modem.
 [1] Yes = The device sends SIP 200 OK (to INVITE)
messages when speech/fax/modem is detected.
 [0] No = The device sends SIP 200 OK only after it
completes dialing(default).
Typically, this feature is used only when early media
(EnableEarlyMedia) is used to establish the voice path before
the call is answered.
Notes:
 This feature is applicable only for one-stage dialing (FXO).
 This parameter is applicable only to FXO interfaces.
Web/EMS: Max Call Duration
(min)
[MaxCallDuration]
Defines the maximum call duration (in minutes). If this time
expires, both sides of the call are released (IP and Tel).
The valid range is 0 to 35,791. The default is 0 (i.e., no
limitation).
Web/EMS: Disconnect on Dial
Tone
[DisconnectOnDialTone]
Determines whether the device disconnects a call when a dial
tone is detected from the PBX.
 [0] Disable = Call is not released.
 [1] Enable = Call is released if dial tone is detected on the
device's FXO port (default).
Notes:
 This parameter is applicable only to FXO interfaces.
 This option is in addition to the mechanism that disconnects
a call when either busy or reorder tones are detected.
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