Parameter Description
Call Waiting Table
Web: Call Waiting Table
EMS: SIP Endpoints > Call Waiting
[CallWaitingPerPort]
This table parameter configures call waiting per FXS port. The
format of this parameter is as follows:
[CallWaitingPerPort]
FORMAT CallWaitingPerPort_Index =
CallWaitingPerPort_IsEnabled;
[\CallWaitingPerPort]
For example:
CallWaitingPerPort 0 = 0; (call waiting disabled for Port 1)
CallWaitingPerPort 1 = 1; (call waiting enabled for Port 2)
Notes:
 Index denotes port number, where 0 denotes Port 1.
 This parameter is applicable only to FXS ports.
 For a detailed description of this table, see Configuring Call
Waiting on page 272.
Web: Number of Call Waiting
Indications
EMS: Call Waiting Number of
Indications
[NumberOfWaitingIndications]
Defines the number of call waiting indications that are played to
the called telephone that is connected to the device for Call
Waiting.
The valid range is 1 to 100 indications. The default value is 2.
Note: This parameter is applicable only to FXS ports.
Web: Time Between Call Waiting
Indications
EMS: Call Waiting Time Between
Indications
[TimeBetweenWaitingIndications]
Defines the time (in seconds) between consecutive call waiting
indications for call waiting.
The valid range is 1 to 100. The default value is 10.
Note: This parameter is applicable only to FXS ports.
Web/EMS: Time Before Waiting
Indications
[TimeBeforeWaitingIndications]
Defines the interval (in seconds) before a call waiting indication
is played to the port that is currently in a call.
The valid range is 0 to 100. The default time is 0 seconds.
Note: This parameter is applicable only to FXS ports.
Web/EMS: Waiting Beep Duration
[WaitingBeepDuration]
Defines the duration (in msec) of call waiting indications that
are played to the port that is receiving the call.
The valid range is 100 to 65535. The default value is 300.
Note: This parameter is applicable only to FXS ports.
EMS: First Call Waiting Tone ID
[FirstCallWaitingToneID]
Defines the index of the first Call Waiting Tone in the CPT file.
This feature enables the called party to distinguish between
different call origins (e.g., external versus internal calls).
There are three ways to use the distinctive call waiting tones:
 Playing the call waiting tone according to the SIP Alert-Info
of the Alert-Info header is added to the value of the
FirstCallWaitingToneID parameter.
 Playing the call waiting tone according to PriorityIndex in the
ToneIndex table parameter.
 Playing the call waiting tone according to the parameter
“CallWaitingTone#' of a SIP INFO message.
The device plays the tone received in the 'play tone
CallWaitingTone#' parameter of an INFO message plus the
value of this parameter minus 1.
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