PS C:\Users\administrator.51TALK> Set-ExecutionPolicy -ExecutionPolicy RemoteSigned
PS C:\Users\administrator.51TALK> Get-ExecutionPolicy
RemoteSigned
Add-PSSnapin microsoft.exchange*
Import-Module activedirectory
Get-User -OrganizationalUnit "北京" -RecipientTypeDetails user | enable-mailbox -database bjstaff
3. 创建任务计划

原文:http://blog.51cto.com/magic3/2140488