Postfix log

[geetha]

hi

I got the following logs in /var/log/maillog file. why should the those logs occurs

May 29 15:20:38 europa postfix/smtpd[6298]: dict_eval: const mail
May 29 15:20:38 europa postfix/smtpd[6298]: dict_eval: const ipv4
May 29 15:20:38 europa postfix/smtpd[6298]: name_mask: ipv4
May 29 15:20:38 europa postfix/smtpd[6298]: dict_eval: const europa.treselle.com
May 29 15:20:38 europa postfix/smtpd[6298]: dict_eval: const treselle.com
May 29 15:20:38 europa postfix/smtpd[6298]: dict_eval: const Postfix
May 29 15:20:38 europa postfix/smtpd[6298]: dict_eval: const postfix

[falko]

Please don't double-post!