Hi, I have a postfix server managed by ISPConfig where sometime outgoing emails are deferred because postfix tries to connect to gmail.com smtp...
Hi again all, The last problem appears to have been related in part to upgrading from Debian 11->12, even though I did so on a brand new server....
Does anyone know if OpenDKIM needs to be installed in order to get outgoing email signed? I've added the DKIM through the ISPConfig Email,...
Hello, I'm trying to understand an SPF problem that I find in mail log via postfix : Invalid Sender. SPF check failed, please verify the SPF/DNS...
Hi For a few days, without having changed anything in the configurations, on several servers with ispconfig3 I have received emails with the...
This will be the second machine I've set up based on Rocky Linux, this time using v9.3 as the starting spot. I can say that, following the Perfect...
Hi team, it's a long time since I wrote a help request, because up to now every issue could be solved by mysself, but now I do not know, what the...
Hi All, Im cleaning up my emails registered in many accounts. Now everything using 1 email. I have a catchall for all others so those emails will...
Yesterday we used ISPConfig 3.2.11p1 on a Debian 11 server. We upgraded it to Debian 12 based on the following descriptions: -...
Good morning, I would like to ask a question, I use ISPConfig 3 on debian 12 with postfix + dovecot + rspamd everything is working, however the...
In an effort to combat ever returning spam I'm trying to add a header check in postfix that triggers on multiple keywords in the subject. Subject...
Hi there, I'm a little confused about the correct way to whitelist all possible subdomains for a specific subdomain, using the ISPConfig 3.2...
asking for some opinion regarding domain SNI support in postfix & dovecot. apparently i am using a manual way to do it, Create a site call...
Hi team, we have a setup, one of our email server is responsible for domain.com but not for sub.domain.com. If someone tries to send an email from...
Editing to add server info: Ubuntu 20.04.6 LTS (Focal Fossa) ISPConfig 3.2.9p1 We've been experiencing a very real problem that needs a real...
Hi all, After an upgrade to latest ispconfig and also on Debian 12 Roundcube can't send emails anymore. It always throws an smtp error eventhough...
hello, after moving from courier to dovecot in spring 2023 I've learned that some emails are not received or accepted by the mailing system. I...
Hello, Unfortunately after installing ISPConfig, I am unable to successfully send emails through Postfix. After trying for a while, I noticed...
I have a lot of incoming emails that are blocked. Jul 4 07:56:34 server postfix/smtpd[2640247]: connect from mail.domain.tld[IPV4] Jul 4...
I have currently set up reject_rbl_client in postfix/main.cf using ISPConfig panel (System | Server Config | Mail | Real-time Blackhole List). I...
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