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Applies to: Exchange Server 2016

This cmdlet is available only in on-premises Exchange Server 2016.

Use the Get-UMCallRouterSettings cmdlet to view the settings of the Microsoft Exchange Unified Messaging Call Router service. This service exists on Exchange servers that have the Client Access server role installed, and is used by telephony clients to connect to Exchange.

For information about the parameter sets in the Syntax section below, see Exchange cmdlet syntax.

Get-UMCallRouterSettings [-DomainController <Fqdn>] [-Server <ServerIdParameter>]

This example displays a summary list of the Microsoft Exchange Unified Messaging Call Router service settings on all Exchange servers in the Active Directory forest.


This example displays detailed information for the Microsoft Exchange Unified Messaging Call Router service that's running on the server named EXCH01.

Get-UMCallRouterSettings -Server EXCH01 | Format-List

When the cmdlet is used for a single server, it returns the UM call router properties including MaxCalls, MaxFaxCalls, and UMDialPlans. The properties and their values are stored in the Unified Messaging section of the Microsoft Exchange configuration object in Active Directory.

You need to be assigned permissions before you can run this cmdlet. Although all parameters for this cmdlet are listed in this topic, you may not have access to some parameters if they're not included in the permissions assigned to you. To see what permissions you need, see the "UM Call Router service (front-end)" entry in the Unified Messaging permissions topic.


Parameter Required Type Description




The DomainController parameter specifies the domain controller that's used by this cmdlet to read data from or write data to Active Directory. You identify the domain controller by its fully qualified domain name (FQDN). For example,




The Server parameter specifies the Exchange server where you want to run this command. You can use any value that uniquely identifies the server. For example:

  • Name

  • FQDN

  • Distinguished name (DN)

  • Exchange Legacy DN

If you don't use this parameter, the command is run on the local server.

To see the input types that this cmdlet accepts, see Cmdlet Input and Output Types. If the Input Type field for a cmdlet is blank, the cmdlet doesn’t accept input data.

To see the return types, which are also known as output types, that this cmdlet accepts, see Cmdlet Input and Output Types. If the Output Type field is blank, the cmdlet doesn’t return data.

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