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slapd logging lots of CSN messages, related to z-push, ldap_common_loglevel seems not to work

Last post by Ace Suares « Mon Feb 09, 2026 11:38 am

by Ace Suares » Mon Feb 09, 2026 11:38 am

Hi,
syslog receives thousands of slapd CSN messages:

Feb 9 06:59:51 zimbra slapd : slap_graduate_commit_csn: removing 0x7fd4c01cfb20...

0 Replies

181 Views

Last post by Ace Suares
Mon Feb 09, 2026 11:38 am
Ubuntu 24.04

Last post by BradC « Fri Feb 06, 2026 3:19 am

by BradC » Fri Feb 06, 2026 3:19 am

I did a few test installs on a staging machine. For whatever reason, Synacor has listed systemd-resolved as a dependency in zimbra-os-requirements...

0 Replies

757 Views

Last post by BradC
Fri Feb 06, 2026 3:19 am
Inconsistent SMTP AUTH enforcement: Outlook vs Thunderbird

Last post by yeak « Thu Feb 05, 2026 3:27 pm
Replies: 16
by asa » Tue Dec 30, 2025 8:40 am
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We are observing a serious inconsistency in how Zimbra enforces the authenticated sender depending on the mail client.

When a Zimbra mailbox is...
16 Replies

4440 Views

Last post by yeak
Thu Feb 05, 2026 3:27 pm
High scoring openssl vulnerability CVE-2025-15467 - install + reboot

Last post by zmcontrol « Wed Feb 04, 2026 9:33 pm
Replies: 10
by halfgaar » Wed Jan 28, 2026 7:56 pm
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Just in case people missed it:

I'm not sure if the particular subsystem is part of a normal TLS hand port, but better safe than sorry.

Better...
10 Replies

2150 Views

Last post by zmcontrol
Wed Feb 04, 2026 9:33 pm
Autocomplete behaviour change between 9.0 and 10.1

Last post by 7224jobe « Tue Jan 27, 2026 2:51 pm
Replies: 32
by Klug » Fri Jun 13, 2025 1:02 pm
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Hello.

I've been working on some upgrade from 9.0 to 10.1 this week (rolling upgrade, multi-servers).
We've noticed a change of behavior in...
32 Replies

32577 Views

Last post by 7224jobe
Tue Jan 27, 2026 2:51 pm
generateDomainPreAuthKey

Last post by zgokan « Tue Jan 27, 2026 2:21 am

by zgokan » Tue Jan 27, 2026 2:21 am

Hello

We want to perform tasks such as mailbox backup with Zimbra preauth without requiring a password. However, we are receiving the following...

0 Replies

881 Views

Last post by zgokan
Tue Jan 27, 2026 2:21 am
Duplicate email uploads exceeding users quota - ZBUG-4613

Last post by ghen « Fri Jan 23, 2026 4:01 pm
Replies: 9
by Matt » Wed Jan 08, 2025 10:29 am

Hi all,

I have a support ticket open for this (case 01747918) which resulted in a bug being opened (ZBUG-4613). I'm wondering if anyone else is...

9 Replies

5297 Views

Last post by ghen
Fri Jan 23, 2026 4:01 pm
Updated Anti-Spam Best Practices Blog Post

Last post by jered « Thu Jan 22, 2026 7:11 pm
Replies: 2
by L. Mark Stone » Wed Jan 21, 2026 6:13 pm

During 2025 we worked hard on improving our anti-spam best practices and today released an updated version of our blog post (originally written in...

2 Replies

980 Views

Last post by jered
Thu Jan 22, 2026 7:11 pm
"View mail" with modern UI

Last post by 7224jobe « Wed Jan 21, 2026 11:01 am
Replies: 2
by 7224jobe » Fri Jan 09, 2026 4:35 pm

Hi everybody, if an user has modern UI as default web client, when I try to use View mail function from admin web interface I receive an error from...

2 Replies

1062 Views

Last post by 7224jobe
Wed Jan 21, 2026 11:01 am
Bug Report: Malformed Return-Path Concatenation in Zimbra MTA for Multi-Recipient Messages from Exchange Online

Last post by lovelord « Fri Jan 16, 2026 10:53 am

by lovelord » Fri Jan 16, 2026 10:53 am

Hi Administrators, BUGZILLA for Daffodil seems to be actually dead, I don't know if this is the right place to report this bug, but there's no other...

0 Replies

1119 Views

Last post by lovelord
Fri Jan 16, 2026 10:53 am
We're getting hit with this one : CVE-2025-68645

Last post by ghen « Thu Jan 15, 2026 12:02 pm
Replies: 7
by BradC » Fri Jan 02, 2026 8:39 am

It's exposing some internal server names and ip addresses, admin port numbers and a few other bits and pieces. Easy enough to run against your own...

7 Replies

2748 Views

Last post by ghen
Thu Jan 15, 2026 12:02 pm
ActiveSync and shared Folders with ZCS 10.0 and 10.1

Last post by frompani « Thu Jan 15, 2026 9:26 am
Replies: 5
by thomas.klaube » Thu Dec 05, 2024 4:00 pm

Hi all,

what are your experiences with ZCS 10.0.x and 10.1.x in terms of ActiveSync and shared mailfolders? In the recent months we upgraded most of...

5 Replies

11032 Views

Last post by frompani
Thu Jan 15, 2026 9:26 am
Network error after upgrade to 8.8.15

Last post by stefan « Tue Jan 13, 2026 11:51 am
Replies: 2
by dimon » Tue Mar 24, 2020 1:52 pm

Hello, there was a problem on only one box, when you go to the Tasks tab, the message Network error appears, if you switch to HTML mode there is no...

2 Replies

2043 Views

Last post by stefan
Tue Jan 13, 2026 11:51 am
error when force users to change password in zimbra 10

Last post by Klug « Mon Jan 12, 2026 9:37 am
Replies: 24
by izadi60 » Mon Jan 29, 2024 6:13 am
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Hi
I installed ZCS opensource 10 on Ubuntu 20.04
I faced a problem: I want to force users change their password in first login.I check Must Change...
24 Replies

16803 Views

Last post by Klug
Mon Jan 12, 2026 9:37 am
Constant Zimbra phishing attacks not caught my spamassassin/amavis/rspamd/etc

Last post by jered « Wed Jan 07, 2026 3:34 pm

by jered » Wed Jan 07, 2026 3:34 pm

It seems that there's a list of sites running ZCS (presumably by scanning for signatures) that I'm on, and I've been seeing huge volumes of phishing...

0 Replies

1389 Views

Last post by jered
Wed Jan 07, 2026 3:34 pm
Thank you

Last post by liverpoolfcfan « Mon Jan 05, 2026 3:11 pm
Replies: 1
by yellowhousejake » Mon Jan 05, 2026 1:36 pm

We have successfully moved our domain from .ORG to .GOV and moved our server from in house to a hosted solution. That was the last item to be handled...

1 Replies

1070 Views

Last post by liverpoolfcfan
Mon Jan 05, 2026 3:11 pm
keycloak saml auth or oauth

Last post by adrian.gibanel.btactic « Mon Dec 29, 2025 12:37 pm
Replies: 4
by zgokan » Thu Dec 18, 2025 12:50 pm

Hello

Is there OpenID or SAML authentication support in the FOSS version?

4 Replies

1523 Views

Last post by adrian.gibanel.btactic
Mon Dec 29, 2025 12:37 pm
Enormous IMAP traffic from Outlook clients to ZCS server

Last post by ghen « Thu Dec 25, 2025 11:42 pm
Replies: 6
by Labsy » Sun Mar 20, 2022 8:11 pm

Hi,

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

6 Replies

24100 Views

Last post by ghen
Thu Dec 25, 2025 11:42 pm
ZBUG-5298 - Modern UI Email Templates Zimlet Fails to Attach Attachments In A Template

Last post by L. Mark Stone « Tue Dec 23, 2025 6:46 pm

by L. Mark Stone » Tue Dec 23, 2025 6:46 pm

I've been trying to use the Modern UI more often, and I and my customers are heavy users of the Email Templates zimlets.

Recently, I discovered that...

0 Replies

1895 Views

Last post by L. Mark Stone
Tue Dec 23, 2025 6:46 pm
Keep switching back to classic client – what features are missing for the final migration to modern web client?

Last post by BradC « Mon Dec 22, 2025 5:18 am
Replies: 4
by oetiker » Thu Nov 20, 2025 8:08 am

Hi,

I've tried multiple times to switch to the modern web client permanently, but I keep reverting to the classic client because several important...

4 Replies

2651 Views

Last post by BradC
Mon Dec 22, 2025 5:18 am
@SYNACOR - FOSS repos are broken for 10.1

Last post by adrian.gibanel.btactic « Thu Dec 18, 2025 5:54 pm
Replies: 2
by liverpoolfcfan » Thu Dec 18, 2025 3:53 pm

@Synacor

The FOSS repos are completely broken for 10.1 (and probably 10.0 releases.) There is a 10.1.14 checkin to the zm-build repo but nothing...

2 Replies

1282 Views

Last post by adrian.gibanel.btactic
Thu Dec 18, 2025 5:54 pm
New December 2025 Zimbra Hotfix Attributes: zimbraMtaSmtpdPriorityFromSender and zimbraMtaSmtpdPriorityToRecipient

Last post by L. Mark Stone « Tue Dec 16, 2025 7:29 pm

by L. Mark Stone » Tue Dec 16, 2025 7:29 pm

According to Adrian Gibanel on today's Zeta Alliance call, Zimbra are about to release a Hotfix to introduce two new Global Config attributes:...

0 Replies

2148 Views

Last post by L. Mark Stone
Tue Dec 16, 2025 7:29 pm
Approving/Quarantining new ActiveSync devices in V10?

Last post by peter-alexander « Sun Dec 14, 2025 10:27 pm

by peter-alexander » Sun Dec 14, 2025 10:27 pm

Hi! With the loss of the NG modules in ZCS v10+, is it possible to somewhat replicate the zxsuite abq mechanism? I'd like to be able to have new...

0 Replies

1845 Views

Last post by peter-alexander
Sun Dec 14, 2025 10:27 pm
ZBUG-5276: /opt/zimbra/conf/common-passwords.txt Missing On Non-Mailbox Servers

Last post by ghen « Sat Dec 13, 2025 3:49 pm
Replies: 1
by L. Mark Stone » Sat Dec 13, 2025 10:51 am

A minor bug...

In a multi-server environment, the Zimbra installer fails to create the file /opt/zimbra/conf/common-passwords.txt on all except...

1 Replies

1438 Views

Last post by ghen
Sat Dec 13, 2025 3:49 pm
Chat

Last post by Klug « Sat Dec 13, 2025 8:50 am
Replies: 2
by Klug » Thu Nov 20, 2025 8:42 am

Hello.

Just wondering...

What are you using as chat/visio tool (self hosted) and how is it integrated in your Zimbra?
I'm not personaly a fan of...

2 Replies

2585 Views

Last post by Klug
Sat Dec 13, 2025 8:50 am

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