最近工作中，需要把配有[邮件传递限制]的邮箱找出来，下图是Exchange 2010的截图

下图为 Exchange 2016的截图

• 单条件查询

  Get-Mailbox -ResultSize unlimited | Where-Object {$_.AcceptMessagesOnlyFromSendersOrMembers -ne "$Null"}

• 多条件查询

  Get-Mailbox -ResultSize unlimited | Where-Object {$_.AcceptMessagesOnlyFromSendersOrMembers -ne "$Null" -or $_.RejectMessagesFromSendersOrMembers -ne "$Null" -or $_.RequireSenderAuthenticationEnabled -ne "$Null"}