AudioCodes mediapack MP-500, User Manual

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Version 5.8 375 October 2009
SIP User's Manual 6. Configuration Parameters Reference
6.8.5 Call Hold Parameters
The call hold parameters are described in the table below.
Table 6-34: Call Hold Parameters
Parameter Description
Web/EMS: Enable Hold
[EnableHold]
Allows users (connected to the device) to place a call on hold.
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[0] Disable = Disables the Hold service.
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[1] Enable = Enables the Hold service (default).
If the Hold service is enabled, a user can place the call on hold (or
remove from hold) using the hook-flash button. On receiving a Hold
request, the remote party is placed on hold and hears the hold tone.
Note: To use this service, thedevices at both ends must support this
option.
Web/EMS: Hold Format
[HoldFormat]
Determines the format of the call hold request.
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[0] 0.0.0.0 = The connection IP address in the SDP is 0.0.0.0 (default).
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[1] Send Only = The SDP contains the attribute 'a=sendonly'.
Web/EMS: Held Timeout
[HeldTimeout]
Determines the time interval that the device can allow a call to remain on
hold. If a Resume (un-hold Re-INVITE) message is received before the
timer expires, the call is renewed. If this timer expires, the call is released.
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[-1] = The call is placed on hold indefinitely until the initiator of on hold
retrieves the call again(default).
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[0 - 2400] =Time to wait in seconds, after which the call is released.
Web: Call Hold
Reminder Ring Timeout
EMS: CHRR Timeout
[CHRRTimeout]
Defines the timeout (in seconds) for applying the Call Hold Reminder
Ring. If a user hangs up while a call is still on hold, then the FXS interface
immediately rings the extension for the duration specified by this
parameter. If the user off-hooks the phone, the call becomes active.
The valid range is 0 to 600. The default value is 30.
Note: This parameter is applicable only to FXS interfaces.