On 05 Oct 2020, at 13:17, Bob Proulx wrote:
> Here is an old resource but one that I think is still very good is
> "Jim Seymour's suggestions/examples for Postfix anti-UCE configuration."
>
>http://jimsun.linxnet.com/misc/postfix-anti-UCE.txt
It's good, but it does need some updating as some
Erik Thuning wrote:
> Ranjan Maitra wrote:
> > Thanks, I am not very knowledgeable with regard to postfix being a
> > simple user, so do you mind letting me/us know what you had to fix? It
> > is kind of forbidding to me.
> >
> > > Thank you! I had this exact issue and just couldn't wrap my head a
I set the following in main.cf:
smtpd_relay_restrictions = permit_mynetworks, reject
Which, if I understand correctly, should mean that any email coming from
addresses specified in mynetworks will be accepted, while all others get
rejected.
Mynetworks in my case only specifies loopback addre
Hi,
Thanks, I am not very knowledgeable with regard to postfix being a simple user,
so do you mind letting me/us know what you had to fix? It is kind of forbidding
to me.
Thanks again and best wishes,
Ranjan
On Fri, 2 Oct 2020 15:52:34 +0200 Erik Thuning wrote:
> Thank you! I had this exac
Thank you! I had this exact issue and just couldn't wrap my head around
what was wrong, this solved things quite nicely.
/T
On 2020-10-02 00:00, Bob Proulx wrote:
Ranjan Maitra wrote:
> > > Oct 1 14:08:00 localhost postfix/smtpd[4142479]: fatal: in
parameter smtpd_relay_restrictions or smtpd
Ranjan Maitra wrote:
> > > Oct 1 14:08:00 localhost postfix/smtpd[4142479]: fatal: in parameter
> > > smtpd_relay_restrictions or smtpd_recipient_restrictions, specify at
> > > least one working instance of: reject_unauth_destination,
> > > defer_unauth_destination, reject, defer, defer_if_perm
>
> On Oct 1, 2020, at 2:18 PM, Ranjan Maitra wrote:
>
> Thanks, very much. So when I hit "Send" on sylpheed, it goes on a tailspin,
> and says: Connecting to SMTP server: localhost
>
> Looking at the /var/log/maillog as you suggested, I get:
>
> Oct 1 14:08:00 localhost postfix/smtpd[414247
On Thu, 1 Oct 2020 15:39:55 -0400 "Demi M. Obenour"
wrote:
> On 2020-10-01 15:18, Ranjan Maitra wrote:
> > Thanks, very much. So when I hit "Send" on sylpheed, it goes on a tailspin,
> > and says: Connecting to SMTP server: localhost
> >
> > Looking at the /var/log/maillog as you suggested, I g
On 2020-10-01 15:18, Ranjan Maitra wrote:
> Thanks, very much. So when I hit "Send" on sylpheed, it goes on a tailspin,
> and says: Connecting to SMTP server: localhost
>
> Looking at the /var/log/maillog as you suggested, I get:
>
> Oct 1 14:08:00 localhost postfix/smtpd[4142479]: fatal: in pa
Thanks, very much. So when I hit "Send" on sylpheed, it goes on a tailspin, and
says: Connecting to SMTP server: localhost
Looking at the /var/log/maillog as you suggested, I get:
Oct 1 14:08:00 localhost postfix/smtpd[4142479]: fatal: in parameter
smtpd_relay_restrictions or smtpd_recipient_r
Hi.
I'd start with checking your logs (i.e. "/var/log/maillog")
On Thu, Oct 1, 2020 at 10:01 PM Ranjan Maitra wrote:
> Hi,
>
> I have an issue that I can not resolve at my work environment.
>
> When I use commandline mail, my e-mail gets delivered.
>
> However, when I use a mailer (like sylpheed
> On Nov 6, 2018, at 10:37 AM, Simba wrote:
>
> postfix/smtp[13722]: 629D7A7DF9: to=,
> relay=none, delay=1099, delays=1097/0/1.5/0, dsn=4.4.3, status=deferred
> (Host or domain name not found. Name service error for
> name=mx4.kpbsd.k12.ak.us type=A: Host not found, try again)
There is no evi
...Kevin
--
Kevin Miller
Network/email Administrator, CBJ MIS Dept.
155 South Seward Street
Juneau, Alaska 99801
Phone: (907) 586-0242, Fax: (907) 586-4588 Registered Linux User No: 307357
-Original Message-
From: owner-postfix-us...@postfix.org [mailto:owner-postfix-us...@postfix.org]
Wietse Venema:
> Simba:
> > Mail service is working except for delivery to a single host, which is
> > reporting a strange error:
> >
> > postfix/smtp[13722]: 629D7A7DF9: to=,
> > relay=none, delay=1099, delays=1097/0/1.5/0, dsn=4.4.3, status=deferred
> > (Host or domain name not found. Name servi
ix-us...@postfix.org]
On Behalf Of Wietse Venema
Sent: Tuesday, November 06, 2018 8:05 AM
To: Simba
Cc: postfix-users@postfix.org
Subject: Re: Strange issue
Simba:
> Mail service is working except for delivery to a single host, which is
> reporting a strange error:
>
> postfix/smtp[13722
Simba:
> Mail service is working except for delivery to a single host, which is
> reporting a strange error:
>
> postfix/smtp[13722]: 629D7A7DF9: to=,
> relay=none, delay=1099, delays=1097/0/1.5/0, dsn=4.4.3, status=deferred
> (Host or domain name not found. Name service error for
> name=mx4.kpbsd
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
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
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 smtpd_recipient_restri
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 th
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
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. SMTP
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
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 address_ve
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