環境
- Postfixの認証・・sasl(pam)
Dovecotの認証・・pam
postfixのログ・・・/var/log/maillog
方法(コマンド)
Postfix
# cat /var/log/maillog | grep -i "sasl" | grep -v "failure" | less -S
Dovecot
# cat /var/log/maillog | grep -i "pop" | grep -v "no auth attempts" | less -S
less -Sはおまけ。