Questions tagged [opensmtpd]
18 questions
3
votes
0 answers
Multiple relays with OpenSMTPd
We use mailhog in development / testing and hook it up to postfix. It so that if you mail to an email address ending in .external, it will be relayed to a real server. And, if doesn't we relay it to mailhog.
Postfix configuration…
![](../../users/profiles/161192.webp)
tvlooy
- 131
- 1
- 6
3
votes
1 answer
Avoiding unnecessary bounces with OpenSMTPD on OpenBSD
I am running OpenSMTPD on OpenBSD together with spamd, spampd and spamassassin, DKIMproxy and dovecot. My setup is to handle both local e-mail on the server and (external) email for my domain. My setup seems to be working (still in testing phase). I…
![](../../users/profiles/425247.webp)
pvswie01
- 31
- 2
3
votes
1 answer
amavisd-new rescans quarantined mails
iam using Opensmtpd on a 14.04.4 LTS Ubuntu with amavisd-new as Mailscanner.
We configured the quarantine so it sends the Virus-Mails to an external mailbox. This works fine until the point amavis has found a virus/spam Mail - it gets sent to our…
![](../../users/profiles/349849.webp)
Ex1v0r
- 51
- 3
3
votes
1 answer
What's the proper way to get smtpd (OpenSMTPD) to pick up changes to smtpd.conf?
I'm new to OpenBSD and in the process of learning OpenSMTPD. I would have expected some sort of "restart" option from the smtpctl command, but it only has a stop with no start which might force a reread of smtpd.conf so changes take effect. Outside…
![](../../users/profiles/2662.webp)
rcampbell
- 1,025
- 4
- 14
- 24
1
vote
1 answer
Dovecot LMTP rejecting mail from address with apostrophe
I have an OpenSMTPD / Dovecot installation on an OpenBSD server. I recently came across an issue where Dovecot LMTP would reject a message sent to a local user from an address which contains a single apostrophe (e.g.…
![](../../users/profiles/148609.webp)
mike
- 208
- 2
- 6
1
vote
0 answers
How is an SMTP-Client supposed to behave if he receives an Error from the Server?
Consider the following SMTP-Session:
220 mx.example.com ESMTP Postfix
EHLO example.com
250-mx.example.com
250-PIPELINING
250-SIZE 10240000
250-ETRN
250-STARTTLS
250-ENHANCEDSTATUSCODES
250-8BITMIME
250-DSN
250 SMTPUTF8
MAIL FROM:<>
250 2.1.0 Ok
RCPT…
![](../../users/profiles/95252.webp)
Subito
- 378
- 1
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- 11
1
vote
0 answers
How I can look from that script runs sendmail?
my problem is that some script in php or some other script or program is sending spam.
I am not able to trace where this program runs.
do the following:
ps aux | grep sendmail
nginx 28286 0.0 0.0 39316 3328 ? Ss 07:27 0:00 sendmail…
![](../../users/profiles/270843.webp)
laur
- 117
- 1
- 4
1
vote
0 answers
Mysterious/Unknown IPs keep getting whitelisted by spamd
I have an OpenBSD 7.1 mail server running OpenSMTPD with spamd.
I notice mysterious IP addresses in /var/log/maillog, such as:
smtp connected address=162.142.125.222 host=scanner-25.ch1.censys-scanner.com
These IPs keep getting whitelisted in the…
![](../../users/profiles/984996.webp)
Joe Blough
- 11
- 1
1
vote
0 answers
Personal OpenSMTPd relay fails when using "tls-require", works fine with just "tls"
I'm currently setting up a somewhat unique personal email server using OpenSMTPd. I have a local server (Raspberry Pi) and a remote server (VPS). Emails sent to me are sent to the remote server and are then relayed to my local server. When I send an…
![](../../users/profiles/961015.webp)
Josey
- 11
- 2
1
vote
0 answers
How to add a catchall address to opensmtpd without disrupting existing aliases
I have a working OpenSMTPD configuration that I am happy with.
I do not have a virtuser file and I do not reference "domain_mail" or virtual anywhere in my config file, which is here:
table aliases file:/usr/local/etc/mail/aliases
filter…
![](../../users/profiles/227963.webp)
user227963
- 199
- 1
- 2
- 11
1
vote
1 answer
Added dkimproxy to OpenSMTPD ... mail loop when sending to my own domain
I have a nicely working OpenSMTPD configuration and I added dkimproxy to it.
Everything is working nicely and mail-tester, etc., all report that I have proper DKIM signing and my email score is 10/10, etc.
The problem is ...
If I attempt to send an…
![](../../users/profiles/227963.webp)
user227963
- 199
- 1
- 2
- 11
1
vote
1 answer
LDAP+SSL configuration with OpenSMTPD
I have a working setup with OpenSMTPD 6.6.4 (hosted on a debian 10) that is plugged on a OpenLDAP 2.4.50 server (hosted on a Alpine 3.8), based on this blogpost. It works with plain LDAP connection, but fails with LDAPS.
/etc/smtpd.conf
pki…
![](../../users/profiles/221009.webp)
azmeuk
- 165
- 1
- 14
0
votes
1 answer
OpenSMTPd: Block sender based on "Received" domain
For OpenSMTPd, I would like to block a server from sending me mail based on the domain name of that server. It has a large number of IP addresses all over the place and blocking each individual one is far too much work especially with the massive…
0
votes
1 answer
How to hide/remove original source IP address when using OpenSMTPD?
I'm trying to figure out how to remove/hide the originating source IP address of every mail being sent using OpenSMTPD?
To do the equivalent in postfix, it would…
![](../../users/profiles/142536.webp)
ikevin8me
- 137
- 1
- 6
0
votes
0 answers
smtp: SSL_CTX_load_verify_locations: No such file or directory
Debian GNU/Linux 11.4 (bullseye), Linux 5.10.0-17-amd64
Installed OpenSMTPD 6.8.0p2-3 amd64 (including opensmtpd-extras 6.7.1-2 amd64) and tried to test sending a mail, but every smtp call (except smtp -h) results in this error message:
~# smtp…
![](../../users/profiles/980083.webp)
Stefan
- 1
- 1