OlExchangeConnectionMode Enumeration

Specifies whether the account is connected to an Exchange server and if so, the connection mode.

Name	Value	Description
olCachedConnectedDrizzle	600	The account is using cached Exchange mode such that headers are downloaded first, followed by the bodies and attachments of full items.
olCachedConnectedFull	700	The account is using cached Exchange mode on a Local Area Network or a fast connection with the Exchange server. The user can also select this state manually, disabling auto-detect logic and always downloading full items regardless of connection speed.
olCachedConnectedHeaders	500	The account is using cached Exchange mode on a dial-up or slow connection with the Exchange server, such that only headers are downloaded. Full item bodies and attachments remain on the server. The user can also select this state manually regardless of connection speed.
olCachedDisconnected	400	The account is using cached Exchange mode with a disconnected connection to the Exchange server.
olCachedOffline	200	The account is using cached Exchange mode and the user has selected Work Offline from the File menu.
olDisconnected	300	The account has a disconnected connection to the Exchange server.
olNoExchange	0	The account does not use an Exchange server.
olOffline	100	The account is not connected to an Exchange server and is in the classic offline mode. This also occurs when the user selects Work Offline from the File menu.
olOnline	800	The account is connected to an Exchange server and is in the classic online mode.