Support Center > Knowledgebase > Web Host Manager > e-Mail Information > What software does cPanel/WHM use for its mail servers (SMTP, POP, IMAP) ?
What software does cPanel/WHM use for its mail servers (SMTP, POP, IMAP) ?
Exim is the Mail Transfer Agent (MTA) that cPanel/WHM uses. Courier POP and Courier IMAP are used to handle POP and IMAP respectively.
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