(SMTP) local mailer
人間 ... MUA --- MTA ===== MTA ----- mail box ---- MUA ... 人間
対話 (sendmail) pop3/imap4/file
あるいは MUA が直接 SMTP を喋べる場合もあります。Mew/Wanderlust 等
(SMTP) local mailer
人間 ... MUA ===== MTA ----- mail box ---- MUA ... 人間
対話 pop3/imap4/file
このうちの MTA について。
性能面での比較
| item | sendmail | postfix | qmail |
|---|---|---|---|
| URL | http://www.sendmail.org/ | http://www.postfix.org/ | http://www.qmail.org/ |
| module ? | no | YES | YES |
| configuration | /etc/mail/sendmail.cf | /etc/postfix/main.cf | /var/qmail/controls |
| Mailbox | /var/mail | /var/mail or ~/Mailbox |
~/Mailbox or |
| .forward | ~/.forward | ~/.forward | ~/.qmail |
| alias | /etc(/mail)/aliases | /etc(/mail)/aliases | qmail/alias/.qmail-$USER |
| :include: | yes | allow_mail_to_commands = alias,forward,include | |
| local user | passwd entry | passwd entry | qmail/alias see qmail-pw2u(8) |
| Version | 8.12.1 | 20010204 | 1.0.3 |
| installed w/NetBSD 1.5 | Yes 8.11.2 | Yes (19991231) | No |
| pkgsrc ja en | mail/sendmail/ (8.11.6 + wide) | mail/postfix/ | mail/qmail/ (1.0.3) |
| invocation (auto = /etc/rc.conf) | sendmail=YES | postfix=YES | |
| path | /usr/sbin/sendmail | /usr/sbin/postfix | /var/qmail |
| invocation (manual) | sendmail -bd -q30m | postfix start |
csh -cf |
| smtpd | (monolithic) |
| by tcpserver |
| 3rd Party Relay | Defaults does not allow since 8.9.0 |
| |
| MAPS RBL test OK since | 8.9.0 | 19991231 | need patch to qmail-smtpd |
| Anti-spam | sample-smtpd.cf | ||
| IPv6 | Ready | Patch 19991231 20000514 | Patch |
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