Find Inbox Rules

Connect-ExoPSSession
$domains = Get-AcceptedDomain
$mailboxes = Get-DistributionGroupMember -Identity COM-NetIDRecipients -ResultSize Unlimited|Where {$_.RecipientType -like 'UserMailbox'}|%{get-mailbox -Identity $_.Name}

foreach ($mailbox in $mailboxes) {

    $forwardingRules = $null
    Write-Host "Checking rules for $($mailbox.displayname) - $($mailbox.primarysmtpaddress)" -foregroundColor Green
    $rules = get-inboxrule -Mailbox $mailbox.primarysmtpaddress
   
    $forwardingRules = $rules | Where-Object {$_.forwardto -or $_.forwardasattachmentto}

    foreach ($rule in $forwardingRules) {
        $recipients = @()
        $recipients = $rule.ForwardTo | Where-Object {$_ -match "SMTP"}
        $recipients += $rule.ForwardAsAttachmentTo | Where-Object {$_ -match "SMTP"}
   
        $externalRecipients = @()

        foreach ($recipient in $recipients) {
            $email = ($recipient -split "SMTP:")[1].Trim("]")
            $domain = ($email -split "@")[1]

            if ($domains.DomainName -notcontains $domain) {
                $externalRecipients += $email
            }   
        }

        if ($externalRecipients) {
            $extRecString = $externalRecipients -join ", "
            Write-Host "$($rule.Name) forwards to $extRecString" -ForegroundColor Yellow

            $ruleHash = $null
            $ruleHash = [ordered]@{
                PrimarySmtpAddress = $mailbox.PrimarySmtpAddress
                DisplayName        = $mailbox.DisplayName
                RuleId             = $rule.Identity
                RuleName           = $rule.Name
                RuleDescription    = $rule.Description
                ExternalRecipients = $extRecString
            }
            $ruleObject = New-Object PSObject -Property $ruleHash
            $ruleObject | Export-Csv C:\temp\externalrules.csv -NoTypeInformation -Append
        }
    }
}

Orphaned DB SQL USERS

USE DatabaseName
EXEC sp_change_users_login 'Auto_Fix', 'DatabseUser'

POWERSHELL: LIST ALL MAILBOX FOLDER DELEGATE ACCESS FOR A MAILBOX

$ErrorActionPreference="SilentlyContinue"
Stop-Transcript | out-null
$ErrorActionPreference = "Continue"
Start-Transcript -path C:\users\__amariouribe\desktop\output.txt -append

$mbx = "sgoldschmid"
$permissions = @()
$Folders = Get-MailboxFolderStatistics $mbx | % {$_.folderpath} | % {$_.replace(“/”,”\”)}
$list = ForEach ($F in $Folders)
   {
    $FolderKey = $mbx + ":" + $F
    $Permissions += Get-MailboxFolderPermission -identity $FolderKey -ErrorAction SilentlyContinue | Where-Object {$_.User -notlike “Default” -and $_.User -notlike “Anonymous” -and $_.AccessRights -notlike “None”}
   }
$permissions

# Do some stuff
Stop-Transcript

Exchange CU11 Install Issue

TLDR: SystemMailbox{8cc370d3-822a-4ab8-a926-bb94bd0641a9}

Error:
The following error was generated when “$error.Clear();
$auditLogMbxName = “SystemMailbox{8cc370d3-822a-4ab8-a926-bb94bd0641a9}”;
$auditLogMbxLastName = “SystemMailbox 8cc370d3-822a-4ab8-a926-bb94bd0641a9”;
Write-ExchangeSetupLog -Info (“Retrieving users with LastName=$auditLogMbxLastName.”);
$auditLogUser = @(Get-User -Filter {LastName -eq $auditLogMbxLastName} -IgnoreDefaultScope -ResultSize 1);
if ($auditLogUser.Length -eq 0)
{
Write-ExchangeSetupLog -Info (“Retrieving audit log users with LastName=$auditLogMbxLastName.”);
$auditLogUser = @(Get-User -AuditLog -Filter {LastName -eq $auditLogMbxLastName} -IgnoreDefaultScope -ResultSize 1);
}

if ($auditLogUser.Length -eq 0)
{
Write-ExchangeSetupLog -Info (“Installing user account with Name=$auditLogMbxName and LastName=$auditLogMbxLastName.”);
Install-UserAccount -Name $auditLogMbxName -LastName $auditLogMbxLastName;
}
else
{
Write-ExchangeSetupLog -Info (“Audit log user $auditLogMbxName already exists.”);
}
” was run: “Microsoft.Exchange.Data.Directory.ADConstraintViolationException: An Active Directory Constraint Violation error occurred on NCGADC2.ncga.state.nc.us. Additional information: The operation failed because UPN value provided for addition/modification is not unique forest-wide.
Active directory response: 000021C8: AtrErr: DSID-03200BD2, #1:
0: 000021C8: DSID-03200BD2, problem 1005 (CONSTRAINT_ATT_TYPE), data 0, Att 90290 (userPrincipalName)
—> System.DirectoryServices.Protocols.DirectoryOperationException: A value in the request is invalid.
at System.DirectoryServices.Protocols.LdapConnection.ConstructResponse(Int32 messageId, LdapOperation operation, ResultAll resultType, TimeSpan requestTimeOut, Boolean exceptionOnTimeOut)
at System.DirectoryServices.Protocols.LdapConnection.SendRequest(DirectoryRequest request, TimeSpan requestTimeout)
at Microsoft.Exchange.Data.Directory.GuardedDirectoryExecution.Execute[T](String bucketName, Func`1 action, Int64& concurrency)
at Microsoft.Exchange.Data.Directory.PooledLdapConnection.GuardedSendRequest(String forestName, GuardedDirectoryExecution guardedDirectoryExecution, DirectoryRequest request, TimeSpan timeout, Func`3 sendRequestDelegate, Int64& concurrency)
at Microsoft.Exchange.Data.Directory.PooledLdapConnection.SendRequest(DirectoryRequest request, LdapOperation ldapOperation, Nullable`1 clientSideSearchTimeout, IADLogContext logContext, Boolean shouldLogLastFilter)
at Microsoft.Exchange.Data.Directory.ADDataSession.ExecuteModificationRequest(ADObject entry, DirectoryRequest request, ADObjectId originalId, Boolean emptyObjectSessionOnException, Boolean isSync)
— End of inner exception stack trace —
at Microsoft.Exchange.Data.Directory.ADDataSession.AnalyzeDirectoryError(PooledLdapConnection connection, DirectoryRequest request, DirectoryException de, Int32 totalRetries, Int32 retriesOnServer, String callerFilePath, Int32 callerFileLine, String memberName)
at Microsoft.Exchange.Data.Directory.ADDataSession.ExecuteModificationRequest(ADObject entry, DirectoryRequest request, ADObjectId originalId, Boolean emptyObjectSessionOnException, Boolean isSync)
at Microsoft.Exchange.Data.Directory.ADDataSession.Save(ADObject instanceToSave, IEnumerable`1 properties, Boolean bypassValidation)
at Microsoft.Exchange.Data.Directory.Recipient.ADRecipientObjectSession.Save(ADRecipient instanceToSave, String callerFilePath, Int32 callerFileLine, String memberName)
at Microsoft.Exchange.Management.Deployment.InstallUserAccount.InternalProcessRecord()
at Microsoft.Exchange.Configuration.Tasks.Task.b__91_1()
at Microsoft.Exchange.Configuration.Tasks.Task.InvokeRetryableFunc(String funcName, Action func, Boolean terminatePipelineIfFailed)”.