Re: Strange issue with reject_unverified_recipient (LMTP/Dovecot)

2017-10-16 Thread Jozef Matický
Okay, will do it that way then. Thank you! Best regards, Jozef. On 16. 10. 2017 0:42, Wietse Venema wrote: Jozef Matick?: Hello Wietse, Not sure I understand. The problem I have is when I have address_verify_negative_cache = no. Postfix is then deferring sender with 450 Address verification

Re: Strange issue with reject_unverified_recipient (LMTP/Dovecot)

2017-10-15 Thread Wietse Venema
Jozef Matick?: > Hello Wietse, > > Not sure I understand. > The problem I have is when I have address_verify_negative_cache = no. > Postfix is then deferring sender with 450 Address verification in > progress despite the fact Dovecot (LMTP) is replying to Postfix with 550 > User doesn't exists

Re: Strange issue with reject_unverified_recipient (LMTP/Dovecot)

2017-10-15 Thread Jozef Matický
Hello Wietse, Not sure I understand. The problem I have is when I have address_verify_negative_cache = no. Postfix is then deferring sender with 450 Address verification in progress despite the fact Dovecot (LMTP) is replying to Postfix with 550 User doesn't exists (with

Re: Strange issue with reject_unverified_recipient (LMTP/Dovecot)

2017-10-15 Thread Wietse Venema
Jozef Matick?: > Hello Andreas, > > Had some users complaining about mailboxes (and catch-alls) they created > were not accepting e-mails - Postfix, due to caching, was rejecting the > e-mail as if the mailbox wouldn't exist (apparently due to a fact > someone was trying to send an e-mail to

Re: Strange issue with reject_unverified_recipient (LMTP/Dovecot)

2017-10-15 Thread A. Schulze
Am 15.10.2017 um 15:29 schrieb Jozef Matický: > Hello Andreas, > > Had some users complaining about mailboxes (and catch-alls) they created were > not accepting e-mails - Postfix, due to caching, was rejecting the e-mail as > if the mailbox wouldn't exist (apparently due to a fact someone was

Re: Strange issue with reject_unverified_recipient (LMTP/Dovecot)

2017-10-15 Thread Wietse Venema
A. Schulze: > > The problem I have is when I set address_verify_negative_cache = no. ... > > It looks like when there is status=undeliverable-but-not-cached There is no such reply. In reality, the reply is that the address probe is in progress (DEL_RCPT_STAT_TODO). This is what happens: 1.

Re: Strange issue with reject_unverified_recipient (LMTP/Dovecot)

2017-10-15 Thread Jozef Matický
Hello Andreas, Had some users complaining about mailboxes (and catch-alls) they created were not accepting e-mails - Postfix, due to caching, was rejecting the e-mail as if the mailbox wouldn't exist (apparently due to a fact someone was trying to send an e-mail to that mailbox before it even

Re: Strange issue with reject_unverified_recipient (LMTP/Dovecot)

2017-10-15 Thread A. Schulze
Am 14.10.2017 um 23:23 schrieb Jozef Matický: > Hello, > > I've been struggling with this for about a week now. > In smtpd_recipient_restrictions I have reject_unverified_recipient. > For recipient address verification I'm using Dovecot's LMTP. > Everything is working as expected when

Strange issue with reject_unverified_recipient (LMTP/Dovecot)

2017-10-14 Thread Jozef Matický
Hello, I've been struggling with this for about a week now. In smtpd_recipient_restrictions I have reject_unverified_recipient. For recipient address verification I'm using Dovecot's LMTP. Everything is working as expected when address_verify_negative_cache = yes - unknown recipients are