I've got a funny case where an incoming email has the following in the headers (sanitized a bit):

Authentication-Results:...

Hi, we have zimbra network edition 8.8.15 Patch and we set 10gb quota for all the user, one thing i notice one of the user exceed the quota and we...

I have tried the first 2 in this list:

essentially, Email Downloader, By: rrao and DOWNLOADER By: ilger.com, with 78,661 and 4,895 downloads,...

I am about to migrate Zimbra from CentOS 7 to Amazon Linux on-prem, but I also need to breakout the MTA to run in AWS. The idea is to keep received...

Greetings everyone.
Fresh zimbra installation on Ubuntu 18.04.5 LTS
Release 8.8.15.GA.3869.UBUNTU18.64 UBUNTU18_64 FOSS edition, Patch 8.8.15_P20

I...

Hello everyone first of excuse me if the post is in wrong group. I would like to know is there any possibility to setup SAML authentication for...

Hello All,

Zimbra was listed in the April 15, 2021 NSA|CSS cybersecurity advisory related to CVE-2019-9670. The vulnerability is limited to versions...

Hi.

Probably a noob question, but would need to wrap my mind around it before making the next step. I have 5 domains.

So I have options to:
- buy a...

Hi Everyone,

Zimbra was included in a news release yesterday from the NSA as one of the targets of a nation state campaign:

In this campaign, the...

Estimados

Tengo problemas para poder recibir correos electronicos de ciertos dominios, este es el log que me sale en el servidor. Soy novato en esto...

Добрый день!

Относительно недавно появилась проблема у некоторых пользователей, в папку junk стали попадать письма от отправителей у которых...

Hello friends

Could you help me I want to migrate from zimbra 7.2.7_GA_2942.SLES11_64_20140314190150 which is mounted on a SuSE 11 to a new server...

Hi.

I would like to set an account rule/filter for triggering a cron job (on a remote computer) for fetching the emails to my ticket support system...

How do I set Zimbra to only accept mail from my upstream SPAM filter provider? For example, I only want incoming messages to be accepted from...

I have set up several filters but they have not worked for a few months. They only work if I activate them one by one in the preferences tab. Even if...

Dear All,

I am seeking help on the following scenario.

Our mail domain is mymail.com (e.g). I have a DL called mysupport@mymail.com . I want to...

Hi everyone!

So it seems to be a recent problem (few months tops?). If I create a Zimbra calendar meeting internally, there's no problem, people...

Hello,
with the latest patch, nginx bump to 1.19, so now nginx support proxy_protocol.
I find a an easy way/the best way, to configure nginx to...

I had an issue with some things not working after I changed rsyslog's timestamp format to precision. I commented out the line that sets traditional...

With this last update we encounter first bugs (since 2015).

On both MTA:
amavis & antispam unable to start (crash, service state is not...

It seems like every update and patch I have seen in the past couple of years has had severe problems found by users in this forum.

Before I update...

When a person receives a signed email (which contains their public email certificate), how can we export or download that certificate.

I know that...

Hey,
I've got a problem which I still can't solve after a few weeks of digging.
I have Server1 (sender) and Server2 (receiver).
Server1 must deliver...

Hello

Is it possible to handle my own error pages (Zimbra 8.8.15 FOSS)? I would like my own 500 error page. I tried to edit the template files...

Hey!

Does Zimbra support OCSP Must Staple, OCSP stapling features?