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Internet Protocol Support

Microsoft Exchange Server supports several Internet protocols. An Internet protocol is a set of standards designed to enable different types of computers to communicate with one another and to exchange information through the Internet.

Component Description
Network News Transfer Protocol (NNTP) Enables clients to read and post information to USENET newsgroups.
Post Office Protocol version 3 (POP3) Enables users with POP3 clients to retrieve mail from their Microsoft Exchange Server Inbox.
Internet Message Access Protocol, Version 4rev1 (IMAP4rev1) Enables IMAP clients to access messages stored within a user's private and public folders on a Microsoft Exchange Server computer.
Lightweight Directory Access Protocol (LDAP) Enables LDAP clients to access directory information from the Microsoft Exchange Server directory.
Hypertext Transfer Protocol (HTTP) A method that World Wide Web servers use to send Hypertext Markup Language (HTML) pages over the Internet for display by a Web browser.