AudioCodes Mediant 3000 User Manual page 397

User's Manual
Parameter
MWI Interrogation Type
[TrunkGroupSettings_MWIInterrog
ationType]
Admin State
Status
Version 6.8

If this parameter is not configured, the Trunk Group decimal
number is used in the SIP 'tgrp' parameter.

This feature is enabled by any of the following parameters:

UseSIPtgrp

UseBroadsoftDTG

Currently, this parameter can only be configured using the ini
file.
Defines MWI QSIG-to-IP interworking for interrogating MWI
supplementary services:

[255] Not Configured

[0] None = Disables the feature.

[1] Use Activate Only = MWI Interrogation messages are not
sent and only "passively" responds to MWI Activate requests
from the PBX.

[2] Result Not Used = MWI Interrogation messages are sent,
but the result is not used. Instead, the device waits for MWI
Activate requests from the PBX.

[3] Use Result = MWI Interrogation messages are sent, its
results are used, and the MWI Activate requests are used.
MWI Activate requests are interworked to SIP NOTIFY MWI
messages. The SIP NOTIFY messages are sent to the IP
Group defined by the NotificationIPGroupID parameter.
Note: This parameter appears in the table only if the
VoiceMailInterface parameter is set to 3 (QSIG). Configuring
Voice Mail on page 482.
(Read-only) Displays the administrators state:

"Locked": The Lock command has been chosen from the
Action drop-down button.

"Unlocked": The Unlock command has been chosen from
the Action drop-down button.
(Read-only) Displays the current status of the trunks/channels in
the Trunk Group:

"In Service": Indicates that all channels in the Trunk Group
are in service, for example, when the Trunk Group is
unlocked or Busy Out state cleared (see the EnableBusyOut
parameter for more information).

"Going Out Of Service": Appears as soon as you choose the
Lock command and indicates that the device is starting to
lock the Trunk Group and take channels out of service.

"Going Out Of Service (<duration remaining of graceful
period> sec / <number of calls still active> calls)": Appears
when the device is locking the Trunk Group and indicates the
number of buys channels and the time remaining until the
graceful period ends, after which the device locks the
channels regardless of whether the call has ended or not.

"Out Of Service": All fully configured trunks in the Trunk
Group are out of service, for example, when the Trunk Group
is locked or in Busy Out state (see the EnableBusyOut
parameter).
397
Description
23. Trunk Group
Mediant 3000