Zimbra Forums

I just updated to Release 8.8.15_GA_3869.RHEL7_64_20190917004220 RHEL7_64 FOSS edition, Patch 8.8.15_P43 running on CentOS 7 this morning and since...

Hello,

I'm having a strange issue with Zimbra, when sending emails to an external domain, CC to a local account. Let me exemplify:...

Hi,
I help managing an Oracle Linux Server (ver. 8 UEK Release 6 ) with Zimbra Open Source (ver. 8.8.15_GA4464.FOSS ) installed and running as a...

Hello.

I'm sorry if I chose the wrong forum, but I thought that since you're talking about Zimbra's interoperability with Outlook, it might be a...

Hi all
this post is here just to keep the good habits.
Actually (12.58 CEST) the patch covers two vulnerabilities with TBD CVE and score.

The...

For years I have been hoping that Zimbra owners/developers would provide an easy way to save individual emails which can the be stored with other...

Hi,

from time to time some newer Outlook client (especially Outlook 2021) begins generating enormous traffic against my ZCS server via IMAP...

Maldua's Zimbra OSE 2FA Extension & Administration Zimlet.

Two-factor authentication adds an additional layer of security to your Zimbra login....

I'm trying to upgrade zimbra 10.0.0 to 10.0.4 but failed with error

./install.sh --force-upgrade
...
...
Operations logged to...

hello everybody,
we have enabled disclaimer for our domain (zimbra version: 8.8.15_GA_4508.FOSS) following the steps from the wiki .
Unfortunately we...

what's the best method for installing the logger service on an existing server?

I'd like to retire the mailbox server that has the logger service,...

Hello

I am using it by compiling zimbra 10 from source code. Webmail automatically redirects to /modern on mobile phones.

How can I turn this off?...

Hello everyone
recently I started received many suspicious email with SPAM. But whats is weird for me, that this email has my own domain in email...

We are using zimbra 8.8.15 with the latest patches installed. Some time ago fail2ban for web client stopped working. A short investigation led to the...

Hello,

Although I run a tiny email server, a anti-spam gateway is vital.

Since more than 10 years, I rely on chaining an online anti-spam gateway...

I don't know if it makes sense, but after I updated Linux, Zimbra stopped sending emails, even internally, from what I could see port 25 is no longer...

Hello,

I have recently upgraded my installation from 8.8GA to 10.0.0_GA_0001 (build 20230811135209). It's a small installation with ~50 mailboxes....

Hi, we are running zimbra CE 8.8.15 patch 43, zmmailboxdctl service dropped last night. Al day trying to restart it without effect.

amavis...

Hi all,

When using iOS devices, users got stuck at the loading screen.

Reproduction step:
1. Open login pages on iOS devices (tested on iPhone &...

Hi...
I am really stressed right now, I seem to have broken my system.
I ran an apt dist-upgrade on ubuntu 20.04, and my zimbra broke, web interface...

We are running Zimbra on a VPS. And frequently blacklisted. Although there is no spamming activity from our mail server. Checked SPF, DKIM, DMARC all...