Stop the Microsoft Exchange Unified Messaging Call Router service
Applies to: Exchange Server 2013, Exchange Server 2016
You can use the Services snap-in in Microsoft Management Console (MMC) or cmd.exe at a command prompt to stop the Microsoft Exchange Unified Messaging Call Router service on a Client Access server. There may be times when you need to stop this service, for example, when you have to take the Client Access server offline. When you stop the Microsoft Exchange Unified Messaging Call Router service, the Client Access server won't be able to accept and process incoming calls.
For additional management tasks related to Client Access servers, see UM services procedures.
Estimated time to complete: Less than 1 minute.
To perform the following procedures, you must log on to the Client Access server by using an account that's a member of the local Administrators group.
Verify that the Client Access server is installed, either on the same computer as the Mailbox server or on a separate computer.
For information about keyboard shortcuts that may apply to the procedures in this topic, see Keyboard shortcuts in the Exchange admin center.
Tip
Having problems? Ask for help in the Exchange forums. Visit the forums at Exchange Server.
Click Start, and then click Control Panel.
In Control Panel, double-click Administrative Tools.
In Administrative Tools, double-click Services.
In the Services details pane, right-click Microsoft Exchange Unified Messaging Call Router, and then click Stop.
Click Start, and then click Run.
In the Open box, type the following command, and then press Enter.
net stop MSExchangeUMCR