On Fri, Mar 30, 2012 at 10:02:28AM +0200, Maciej Uhlig wrote:
> So, google.com got 450 from postscreen and repeated delivery from
> _other_ IP and then got another 450. It's possible the mail would
> not be delivered at all if google.com had sent it from different 60
> thousands :-) IP addresses
Wietse Venema:
> Don't turn on the "after 220 greeting" tests if you don't want to live
> with the consequences of doing so.
Actually we wanted to have "greylisting" active knowing the
consequences, which is mail delay. However, _infinite_ mail delay by
google.com showed up as a side effect...
Maciej Uhlig:
> We found the following in postfix log while expecting test mail delivery:
>
> 2012-03-29T13:32:41+02:00 services/192.168.10.210
> postfix/postscreen[1697]: [ID 197553 mail.info] NOQUEUE: reject: RCPT
> from [74.125.83.53]:56421: 450 4.3.2 Service currently unavailable;
> from=mailt
On 30/03/12 21:02, Maciej Uhlig wrote:
> So, google.com got 450 from postscreen and repeated delivery from
> _other_ IP and then got another 450. It's possible the mail would not be
> delivered at all if google.com had sent it from different 60 thousands
> :-) IP addresses every time.
>
> The cure
We found the following in postfix log while expecting test mail delivery:
2012-03-29T13:32:41+02:00 services/192.168.10.210
postfix/postscreen[1697]: [ID 197553 mail.info] NOQUEUE: reject: RCPT
from [74.125.83.53]:56421: 450 4.3.2 Service currently unavailable;
from=mailto:uh...@gazeta.pl>>,
to=ma
