You must also perform imcheck before activating message access to these files. A dedicated gateway machine with special security precautions used to service outside network, especially Internet, connections and dial-in lines. The idea is to protect a cluster of more loosely administered machines hidden behind it from unwanted entry. Also called a mailbox. Inbox is a folder that stores new mail.
Users can also have folders where mail can be stored.
A folder can contain other folders in a hierarchical tree. Folders owned by a user are called private folders. See also shared folders. The result of the mapping is tested. If necessary, the exact form of the envelope is exchanged for another which can then be processed by a different, and perhaps non-compliant RFC 822, mail system.