Amavis messages in /var/log/zimbra.log


PHP Code:
Dec 13 18:25:30 srv-mail amavis[28214]: (28214-01Open relayNonlocal recips but not originatingemail1@dominio1.tld
Dec 13 18
:29:26 srv-mail amavis[3838]: (03838-01Open relayNonlocal recips but not originatingother_email2@other_dominio2.tld
Dec 13 18
:29:36 srv-mail amavis[3837]: (03837-01Open relayNonlocal recips but not originatingother_email3@other_dominio3.tld 
any idea to solve this problem??