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CentOS 7 Linux Server Cookbook - Second Edition by Jonathan Hobson, Oliver Pelz

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Using Fetchmail

So far in this chapter, we have shown you two different forms of MTA. First we introduced you to the Postfix MTA, which is a transport agent used for routing e-mails from a mail client to or between mail servers and delivering them to the local mailboxes on the mail server using the SMTP protocol. Then we showed you another type of MTA which sometimes called an access agent and which the Dovecot program can be used for. This delivers mails from the local Postfix mailboxes to any remote mail client programs using the POP3 or IMAP protocol. Now we will introduce you to a third type of MTA, which can be termed a retrieval agent, and explain what we will use the program Fetchmail for. Nowadays, almost everybody has more than one e-mail ...

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