Article
Set-OutboundConnector (ExchangePowerShell) - Microsoft Learn
learn.microsoft.com
Quoted on this wiki
Every place a page here uses this source, in the order the words come in it.
The ConnectorType parameter specifies a category for the domains that are serviced by the connector. Valid values are: “Partner: The connector services domains that are external to your organization.” OnPremises: The connector services domains that are used by your on-premises organization.