Applies to: Exchange Server 2010 SP3, Exchange Server 2010 SP2

Topic Last Modified: 2012-07-23

You can enable or disable outgoing calls for a Unified Messaging (UM) IP gateway in Microsoft Exchange Server 2010 Unified Messaging. When you select the Allow outgoing calls through this UM IP gateway check box on the properties for the UM IP gateway, you configure the UM IP gateway to accept and send outgoing calls to an IP gateway. If you clear the check box, you prevent the UM IP gateway from sending outgoing calls to an IP gateway. Although the Allow outgoing calls through this UM IP gateway setting controls whether the IP gateway is able to initiate outgoing calls for users, it doesn't affect call transfers or incoming calls from an IP gateway.

Outdialing is the term used to describe a situation in which a user in one UM dial plan initiates a call to another UM-enabled user in another dial plan or to an external telephone number

To allow outdialing for UM-enabled users, you must:

Looking for other management tasks related to UM IP gateways? Check out Managing UM IP Gateways.

Prerequisites

Use the EMC to enable or disable outgoing calls for a UM IP gateway

You need to be assigned permissions before you can perform this procedure. To see what permissions you need, see the "UM IP gateways" entry in the Unified Messaging Permissions topic.

  1. In the console tree, navigate to Organization Configuration > Unified Messaging.

  2. In the work pane, click the UM IP Gateways tab.

  3. Select the UM IP gateway that you want to modify, click Properties in the action pane, and then do one of the following:

    • To enable outgoing calls on a UM IP gateway, on the UM IP Gateway Properties page, select the check box next to Allow outgoing calls through this UM IP gateway.

    • To disable outgoing calls on a UM IP gateway, on the UM IP Gateway Properties page, clear the check box next to Allow outgoing calls through this UM IP gateway.

  4. Click OK to save your changes.

Use the Shell to enable or disable outgoing calls for a UM IP gateway

You need to be assigned permissions before you can perform this procedure. To see what permissions you need, see the "UM IP gateways" entry in the Unified Messaging Permissions topic.

This example enables outgoing calls on a UM IP gateway.

Copy Code
Set-UMIPGateway -Identity MyUMIPGateway -OutcallsAllowed $true

This example disables outgoing calls on a UM IP gateway.

Copy Code
Set-UMIPGateway -Identity MyUMIPGateway -OutcallsAllowed $false

For more information about syntax and parameters, see Set-UMIPGateway.

Other Tasks

After you enable or disable outgoing calls for a UM IP gateway, you may also want to: