Add-PSSnapin Microsoft.Exchange.Management.PowerShell.Admin;
Exchange 2010
Add-PSSnapin Microsoft.Exchange.Management.PowerShell.E2010;
Exchange 2013 & 2016
Add-PSSnapin Microsoft.Exchange.Management.PowerShell.SnapIn;
在powershell中加载Exchange PowerShell模块
原文：https://blog.51cto.com/3032439/2417691