SULinux 2 ¿Í CentOS 5 ¿¡¼´Â ±âº» MTA·Î SendmailÀÌ ¼³Ä¡µÇÁö¸¸ CentOS 6 ¹öÀü ºÎÅÍ´Â Postfix°¡ ±âº»À¸·Î ¼³Ä¡µË´Ï´Ù.
»õ·Î¿î ±âºÐÀ¸·Î Postfix¸¦ »ç¿ëÇϸé ÁÁ°ÚÁö¸¸, ¾ÆÁ÷ Àͼ÷ÇÏÁö ¾Ê°Å³ª ±âÁ¸ SendmailÀÇ ÀڷḦ ÀÌÀüÇØ¾ß ÇÏ´Â °æ¿ì¿¡´Â SendmailÀ» »ç¿ëÇØ¾ß¸¸ ÇÕ´Ï´Ù.
OS ¼³Ä¡½Ã postfix¸¦ Á¦°ÅÇϰí sendmailÀ» ¼³Ä¡Çصµ µÇÁö¸¸ ±âº»À¸·Î ¼³Ä¡ÇÑ °ÍÀ¸·Î °¡Á¤ÇÏ°í ¼³¸íÇϰڽÀ´Ï´Ù.
¸ÕÀú sendmail°ú dovecotÀ» ¼³Ä¡Çؾ߸¸ ÀÇÁ¸¼º¿¡ °É¸®Áö ¾Ê½À´Ï´Ù.
# yum install sendmail dovecot sendmail-cf cyrus-sasl
# chkconfig saslauthd on
# chkconfig sendmail on
# yum remove postfix
dovecot ±âº» ¼³Á¤ (pop3¿Í imapÀ» »ç¿ë)
# vi /etc/dovecot/dovecot.conf
protocols = pop3 imap
listen = *
# vi /etc/dovecot/conf.d/10-auth.conf
disable_plaintext_auth = no
°¢ °èÁ¤ÀÇ home µð·ºÅ丮°¡ ¾Æ´Ñ ±âÁ¸Ã³·³ /var/spool/mail ¿¡ °èÁ¤º°·Î ¸ÞÀÏÀÌ ½×ÀÌ°Ô ¼³Á¤ÇÕ´Ï´Ù.
(±âÁ¸ ¸ÞÀÏÀÇ ÀÌÀüÀÌ ÇÊ¿ä¾ø°í home µð·ºÅ丮¸¦ ÀÌ¿ëÇÏ·Á¸é ¹«½ÃÇϼŵµ »ó°ü ¾ø½À´Ï´Ù.)
# vi /etc/dovecot/conf.d/10-mail.conf
mail_location = mbox:/var/empty:INBOX=/var/spool/mail/%u:INDEX=MEMORY
* ±âÁ¸ÀÇ Sendmail ¼¹ö¸¦ ÀÌÀüÇÑ´Ù¸é ¿©±â±îÁö ¼³Á¤ÇÏ°í ±âÁ¸ ¼¹ö¿¡¼ /etc/mail/ , /var/spool/mail/ À» ¿Å±â¸é µÇ°Ú½À´Ï´Ù.
--- Âü°í ---
SMTP ÀÎÁõ ¼³Á¤
# vi /etc/mail/sendmail.mc
dnl #TRUST_AUTH_MECH(`EXTERNAL DIGEST-MD5 CRAM-MD5 LOGIN PLAIN')dnl
dnl #define(`confAUTH_MECHANISMS', `EXTERNAL GSSAPI DIGEST-MD5 CRAM-MD5 LOGIN PLAIN')dnl
======> ÁÖ¼®ÇØÁ¦ ==>
TRUST_AUTH_MECH(`EXTERNAL DIGEST-MD5 CRAM-MD5 LOGIN PLAIN')dnl
define(`confAUTH_MECHANISMS', `EXTERNAL GSSAPI DIGEST-MD5 CRAM-MD5 LOGIN PLAIN')dnl
DAEMON_OPTIONS(`Port=smtp,Addr=127.0.0.1, Name=MTA')dnl
======> ÁÖ¼® ó¸® ==>
dnl #DAEMON_OPTIONS(`Port=smtp,Addr=127.0.0.1, Name=MTA')dnl
# m4 /etc/mail/sendmail.mc > /etc/mail/sendmail.cf
¼³Á¤ÀÌ ³¡³µ´Ù¸é, Sendmail °¡µ¿
# service saslauthd restart
# service sendmail restart
# service dovecot restart