%ExchangeInstallPath%TransportRoles\Logs\FrontEnd\ProtocolLog\SmtpReceive
Check Mail flow queue Back Pressure
Exchange Shell -
[xml]$bp=Get-ExchangeDiagnosticInfo [-Server servername01 ] -Process EdgeTransport -Component ResourceThrottling; $bp.Diagnostics.Components.ResourceThrottling.ResourceTracker.ResourceMeter
[xml]$bp=Get-ExchangeDiagnosticInfo -Process EdgeTransport -Component ResourceThrottling; $bp.Diagnostics.Components.ResourceThrottling.ResourceTracker.ResourceMeter
BULK Get Calendar permission of multiple mailbox
$i = C:\New_folder\room.txt
foreach ($room in $i){Get-MailboxFolderPermission -Identity ($room + ':\Calendar') | select-object {$room},User}
Add custom alias to M365 group
Get-UnifiedGroup groupname@xyz.com | fl emailaddresses
Set-UnifiedGroup –Identity groupname@xyz.com –EmailAddresses @{Add="groupname@xyz.mail.onmicrosoft.com"}
Force create room mailbox on on-prem hybrid setup
Enable-mailuser -identity Room01 -ExternalEmailAddress Room01@xyz.mail.onmicrosoft.com
Enable-RemoteMailbox -identity Room01 -RemoteRoutingAddress Room01@xyz.mail.onmicrosoft.com
Set-RemoteMailbox -Identity Room01 -Type Room