Well, I've asked this question in Postfix mail list and after discussion as I understand Postfix 2.7 send all necessary client information to Dovecot socket. But I haven't try this solution yet.
2010/2/18 Timo Sirainen <[email protected]> > On Mon, 2010-02-15 at 14:00 +0300, Неворотин Вадим wrote: > > allow_nets check failed: Remote IP not known > > > Problem is clear: smtpd don't send client IP to dovecot authentication > > socket. > > Yep. The only way you can get Postfix to send IP to Dovecot is by > patching Postfix sources. > > > But I need to limit the ability of connection to users only from > > specific IP. Both for SMTP and IMAP. How can I do that? I use dovecot > 1.0.15 > > and Postfix 2.5.5 on Debian Lenny. > > Do you mean all users must connect from only specific IP, or is it a > per-user configuration? If all users, maybe you can do this on Postfix > side some other way. Or require clients to use submission port or a > different IP and use a firewall. >
