删除探索邮箱
Remove-Mailbox "DiscoverySearchMailbox{D919BA05-46A6-415f-80AD-7E09334BB852}"
新建探索邮箱
New-Mailbox -Name "DiscoverySearchMailbox{D919BA05-46A6-415f-80AD-7E09334BB852}" -Alias "DiscoverySearchMailbox{D919BA05-46A6-415f-80AD-7E09334BB852}" -DisplayName "Discovery Search Mailbox" -Discovery
给探索邮箱分配权限
Add-MailboxPermission "DiscoverySearchMailbox{D919BA05-46A6-415f-80AD-7E09334BB852}" -User "Discovery Management" -AccessRights FullAccess -InheritanceType all