Organization Configuration > Unified Messaging > UM Dial Plans

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Applies to: Exchange Server 2007 SP3, Exchange Server 2007 SP2, Exchange Server 2007 SP1

A Unified Messaging dial plan is an Active Directory object that is a logical representation of a Private Branch eXchange (PBX) or telephony dial plan. A UM dial plan is a logical object that establishes a link between the users within a UM dial plan and a telephony network. A dial plan is created by using an organization-wide scope and contains all the configuration information that is related to your telephony network. For more information about Unified Messaging dial plans, see Understanding Unified Messaging Dial Plans.

  • The result pane enables you to view a subset of properties for a UM dial plan. This includes the UM servers, IP gateways, and mailbox policies that are associated with the UM dial plan.
  • UM Dial Plan
    This column in the result pane lets you view the display name for each dial plan that has been created. If your organization uses multiple dial plans, you should use meaningful names when naming them. The maximum length for a display name is 64 characters and it can contain spaces.
  • # digits
    This column in the result pane lets you view the number of digits found in the extension numbers for the dial plan. You configure the number of digits for the dial plan when you create it.
  • Associated UM Servers
    This column in the result pane lets you view the Unified Messaging servers that are associated with this dial plan. A single or multiple Unified Messaging servers can be associated with a UM dial plan.
  • Associated UM IP Gateways
    This column in the result pane lets you view the UM IP gateways that are associated with the dial plan. After you create a dial plan, you must create at least one UM IP gateway and UM hunt group. The UM IP gateway can be associated with a dial plan by using the New UM IP Gateway wizard.
  • Associated UM Mailbox Policies
    This column in the result pane let you view the UM mailboxes that are associated with the dial plan. When you create a dial plan, a UM mailbox policy is also created. It is associated with the dial plan when the dial plan is created.
  • Remove
    You can use the action pane to remove a UM dial plan. You can optionally right-click the UM dial plan and select Remove from the list of available options. You must first remove any associations with other UM components such as UM mailbox policies, Unified Messaging servers, or UM IP gateways.
  • Properties
    You can use the action pane to view the properties of a dial plan or make changes to the dial plan's configuration. You can optionally right-click the dial plan and select Properties from the list of available options.

After you install the Unified Messaging server role on a server that is running Exchange 2007, you must create, configure, and manage at least one dial plan. After you create the dial plan, you must complete the following tasks:

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