Witam
Mam serwer linux/postfix. Od niedawna przychodzą zwrotki z gmail :
>: host gmail-smtp-in.l.google.com[74.125.195.26] said:
550-5.7.1 [MÓJ IP] The IP address sending this message does not have
a PTR 550-5.7.1 record setup. As a policy, Gmail does not accept messages
from IPs 550-5.7.1 with missing PTR records. Please visit 550-5.7.1
https://support.google.com/mail/answer/81126#authentication for more 550
5.7.1 information. t7si22662557wmf.42 - gsmtp (in reply to end of DATA
command)
Z kolei po wydaniu komendy mailq:
server dropped connection without sending the initial SMTP greeting
kolejki na inne serwery.
