Script för att plocka ut mailboxlog Exchange

<# Export eventlog for a mailbox.
Parameters are username (mandatory) and enddate default today.
Exhange keep eventlogs for 7 days by default. 
#>
[CmdletBinding()]
Param
(
[Parameter(Mandatory=$true,
ValueFromPipeline = $false)]
[Alias('User')]
[string]$UserName,

[Parameter(Mandatory=$False)]
[string]$EndDate = (Get-Date)
)
$db = (get-mailbox $UserName).database 
$mb=(get-mailbox $UserName).exchangeguid 
Get-DatabaseEvent $db -MailboxGuid $mb -resultsize unlimited | ? {$_.documentid -ne 0 -and $_.CreateTime -ge $EndDate} | export-csv c:\temp\EventHistory$username.csv -NoTypeInformation -Encoding UTF8