Posts Tagged ‘Set-ReceiveConnector’

To check the current limit (20 by default), run the following cmdlet and look for MaxInboundConnectionPerSource:
Get-ReceiveConnector \ | Select *MaxInbound*

To increase the limit, you have to use the Exchange Management Shell:
Set-ReceiveConnector \ -MaxInboundConnectionPerSource 500 -MaxInboundConnectionPercentagePerSource 100