natan:
> Hi
> I have some problem in send
>
> My working environment is:
>
> ---postfix1-(MX)----lmtp-dovecot-director---------------dovecot1-6
> In dovecot1-6 i have exim whose smarthost is postfix2 name (P5)
>
> all works fine but sometimes I get in log:
>
> Oct? 6 14:14:25 P5 postfix/smtp[52636]: 4HPY3L22S1z3mgPD: conversation
> with mail3.allegromail.pl[178.21.155.20] timed out while receiving the
> initial server greeting
> Oct? 6 14:14:30 P5 postfix/smtp[52636]: 4HPY3L22S1z3mgPD: conversation
> with mail1.allegromail.pl[178.21.155.19] timed out while receiving the
> initial server greeting
You have 5-second timeouts which is too small. Look at output from
postconf -n | grep smtp_
and specify something more reasonable.
Wietse