_Account.ExchangeConnectionMode Property
Office 2010
Returns an OlExchangeConnectionMode constant that indicates the current connection mode for the Microsoft Exchange Server that hosts the account mailbox. Read-only
Assembly: Microsoft.Office.Interop.Outlook (in Microsoft.Office.Interop.Outlook.dll)
This property is similar to the ExchangeConnectionMode property of the NameSpace object, except that this property applies to the Exchange Server that hosts the account mailbox, and not necessarily to the primary Exchange account.