3 ms·

What's MUA?

• detaro 8y ago
  "mail user agent": email client
• dredmorbius 8y ago
  As detaro said, apologies. MUA: mail eser agent. The email program or app you use directly. MTA: mail transfer agent. The email server, such as sendmaill. postfix, exim, etc. MDA: Mail delivery agent. Procmail is an example.