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Zimbra Collaboration 8.6 Patch 9 now available (includes fix for CVE-2017-8802). Read the announcement.
Zimbra Collaboration 8.8.7 + Zimbra Connector for Outlook 8.8.7 are available.. Read the announcement.
Are you a Zimbra Developer? You can find some interesting stuff in our Official GitHub: https://github.com/Zimbra and check the Community Projects too: https://github.com/Zimbra-Community/

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Announcements

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Zimbra Collaboration 8.8 is Now Available

Last post by jorgedlcruz « Fri Dec 15, 2017 3:01 pm
Posted in Announcements
Replies: 11
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by jorgedlcruz » Wed Dec 13, 2017 4:50 pm » in Announcements

We are proud to announce the release of Zimbra 8.8. Zimbra Collaboration 8.8 is an exciting release. Some features are only available in the Network...
11 Replies

29009 Views

Last post by jorgedlcruz View the latest post
Fri Dec 15, 2017 3:01 pm
Rspamd: A replacement for Spamassassin & Postscreen

Last post by SEA80 « Thu May 10, 2018 2:57 pm
Replies: 150
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by phoenix » Sat Jul 29, 2017 3:19 pm

I've been looking for a suitable replacement for DSPAM, a project that was good but died and became unmaintained then totally removed from Zimbra. In...
150 Replies

111131 Views

Last post by SEA80 View the latest post
Thu May 10, 2018 2:57 pm

Topics

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A Grafana Dashboard for Zimbra Collaboration

Last post by mplaksin « Tue Jun 19, 2018 5:43 pm
Replies: 54
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by jorgedlcruz » Tue Aug 08, 2017 12:50 am

Hello everyone,
I've been working on a spare project using Grafana and Zimbra Collaboration. This dashboard, based on the well-known pflogsumm,...
54 Replies

18157 Views

Last post by mplaksin View the latest post
Tue Jun 19, 2018 5:43 pm
Another Letsencrypt method

Last post by xeqngai « Sat Jun 16, 2018 4:03 am
Replies: 76
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by JDunphy » Fri Nov 04, 2016 6:52 pm

Thought I would share a method that I prefer over installing and allowing the letsencrypt software to take over my zimbra host. For those users that...
76 Replies

31441 Views

Last post by xeqngai View the latest post
Sat Jun 16, 2018 4:03 am
memcached amplification attack

Last post by GlooM « Mon Mar 05, 2018 8:43 am
Replies: 13
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by reason2008 » Thu Mar 01, 2018 12:06 am

Is this anything we need to be concerned about? My server is behind a firewall and doesn't allow the port addressed in the article.
13 Replies

4180 Views

Last post by GlooM View the latest post
Mon Mar 05, 2018 8:43 am
How to monitor Zimbra using pflogsumm and NET-SNMP-EXTEND

Last post by jorgedlcruz « Wed Dec 06, 2017 12:16 pm
Replies: 3
by jorgedlcruz » Mon Aug 14, 2017 12:20 pm

Hello everyone,
I've been working on a spare project using SNMP and Zimbra Collaboration. This project uses a modified version of the popular...

3 Replies

3331 Views

Last post by jorgedlcruz View the latest post
Wed Dec 06, 2017 12:16 pm
certbot-zimbra v0.2

Last post by jorgedlcruz « Sun Sep 10, 2017 10:14 am
Replies: 1
by maxxer » Sun Sep 10, 2017 8:30 am

Hi
An update for the users of this script: I've partially rewritten it so that now it patches nginx's template file instead of production ones....

1 Replies

3345 Views

Last post by jorgedlcruz View the latest post
Sun Sep 10, 2017 10:14 am
Zimbra node starting up with errors. Please help

Last post by xenhaxumus « Sun Jun 24, 2018 5:31 pm
Replies: 4
by kazishe » Sat Jun 23, 2018 3:41 pm

Dears, My Zimbra version is Release 8.7.0.GA.1659.UBUNTU16.64 UBUNTU16_64 FOSS edition and running on Ubuntu 16.04.3 LTS (Xenial). I am really...

4 Replies

165 Views

Last post by xenhaxumus View the latest post
Sun Jun 24, 2018 5:31 pm
ZClient: IO_ERROR

Last post by sandiphw « Sun Jun 24, 2018 9:22 am

by sandiphw » Sun Jun 24, 2018 9:22 am

Hi,

Our existing setup is multi-nodes zcs-6.0.6 version. We are now planning to migrate it to the latest version of ZCS. Now while trying to export...

0 Replies

60 Views

Last post by sandiphw View the latest post
Sun Jun 24, 2018 9:22 am
Postfix customization

Last post by ALP « Sun Jun 24, 2018 12:04 am

by ALP » Sun Jun 24, 2018 12:04 am

Dear, I need to limit the amount of mailings per day. As well as the number of recipients by mail. I have installed the version ZCS NE 8.8

I...

0 Replies

89 Views

Last post by ALP View the latest post
Sun Jun 24, 2018 12:04 am
Installed SSL certificate - Works on admin panel but not webmail client

Last post by ALP « Sat Jun 23, 2018 11:51 pm
Replies: 1
by ngyh82 » Wed Jun 20, 2018 6:53 am

Hi,

I have successfully installed commodor domain validatied SSL certificate onto the zimbra server, however, ONLY my admin panel is recognising...

1 Replies

118 Views

Last post by ALP View the latest post
Sat Jun 23, 2018 11:51 pm
incoming emails not seen in inbox after installing 8.8.8 patch 6

Last post by Erik-NA « Sat Jun 23, 2018 6:57 pm
Replies: 3
by Erik-NA » Sat Jun 23, 2018 11:19 am

Just installed patch 6 for the 8.8.8 GA release. For some reason incoming emails are delivered to the users mailbox but is not shown in the users...

3 Replies

216 Views

Last post by Erik-NA View the latest post
Sat Jun 23, 2018 6:57 pm
Failed to start slapd after power failure with no error messages

Last post by silviana.saputra « Sat Jun 23, 2018 10:08 am
Replies: 3
by silviana.saputra » Sat Jun 23, 2018 7:22 am

Please help me, i new to zimbra.

After Power failure yesterday.
Slapd service do not want to start.
There is no error message.. just

Failed....

3 Replies

157 Views

Last post by silviana.saputra View the latest post
Sat Jun 23, 2018 10:08 am
What happened to Universal UI?

Last post by phoenix « Sat Jun 23, 2018 5:42 am
Replies: 1
by georgetbx » Fri Jun 22, 2018 9:58 pm

I understand Synacor has suspended the Universal UI beta program and is no longer planning to release the Universal UI. However, can I still download...

1 Replies

195 Views

Last post by phoenix View the latest post
Sat Jun 23, 2018 5:42 am
Can't login webmail. Help needed!

Last post by felix.s84 « Sat Jun 23, 2018 12:57 am

by felix.s84 » Sat Jun 23, 2018 12:57 am

Hi all. We need help urgently! After our production Zimbra server was rebooted, we can't enter webmail and web-admin. Webmail says: "network...

0 Replies

104 Views

Last post by felix.s84 View the latest post
Sat Jun 23, 2018 12:57 am
Zimbra 8.8.8 Patch 6 Released

Last post by L. Mark Stone « Fri Jun 22, 2018 5:25 pm

by L. Mark Stone » Fri Jun 22, 2018 5:25 pm

Patch 6 has been released.

Release Notes are here:

All the best,
Mark

0 Replies

129 Views

Last post by L. Mark Stone View the latest post
Fri Jun 22, 2018 5:25 pm
Undelivered Mail Returned to Sender

Last post by phoenix « Fri Jun 22, 2018 1:55 pm
Replies: 7
by aamdevan » Wed Jun 20, 2018 4:48 am

Hi, My mail server host name is mail.domain1.com, Created two domains in this standalone zimbra server like domain1.com and domain2.com. When send...

7 Replies

412 Views

Last post by phoenix View the latest post
Fri Jun 22, 2018 1:55 pm
How to Configure Zimbra to use SPAMEXperts filter

Last post by ccelis5215 « Fri Jun 22, 2018 12:28 pm
Replies: 6
by CelulaWeb » Thu Jun 21, 2018 1:15 pm

Hello,

I have done a sucessful migration to Zimbra 8.8 recently. But now I'm with problems to configure Zimbra to use the SPAM filter service our...

6 Replies

351 Views

Last post by ccelis5215 View the latest post
Fri Jun 22, 2018 12:28 pm
Antivirus signature whitelist

Last post by avokain « Fri Jun 22, 2018 9:24 am
Replies: 1
by avokain » Thu Jun 21, 2018 11:49 am

Hello , i have false positive of this sig BC.Rtf.Exploit.CVE_2018_0922-6471051-1 and i need to whitelist it

I found solution , but it doesnt work at...

1 Replies

159 Views

Last post by avokain View the latest post
Fri Jun 22, 2018 9:24 am
Spoofing in Thunderbird (option: Edit message as new)

Last post by jrivas « Thu Jun 21, 2018 8:46 pm
Replies: 10
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by viccar » Wed Jun 01, 2016 9:36 am

Hello,
We work with Zimbra Release 8.6.0.GA.1153.UBUNTU14.64 UBUNTU14_64 FOSS edition, Patch 8.6.0_P6.

Everything works properly, but we have found...
10 Replies

1870 Views

Last post by jrivas View the latest post
Thu Jun 21, 2018 8:46 pm
Users are not receiving Emails | Mail Queues

Last post by Gulano « Thu Jun 21, 2018 6:46 pm

by Gulano » Thu Jun 21, 2018 6:46 pm

Hi Community,

After setup my new Zombra SMTP Server users could receive their emails but yesterday I noticed that I am not receiving notifications...

0 Replies

97 Views

Last post by Gulano View the latest post
Thu Jun 21, 2018 6:46 pm
which csr for multiple ssl certificate commercial

Last post by axslingr « Thu Jun 21, 2018 11:54 am
Replies: 3
by fferraro87 » Tue Jun 19, 2018 7:18 am

Hi,

i'm trying to install a new cert on my zimbra server following that wiki.

on my server i've already a commercial ssl installed with a primary...

3 Replies

284 Views

Last post by axslingr View the latest post
Thu Jun 21, 2018 11:54 am
zmmailbox search in folders containing spaces

Last post by phoenix « Thu Jun 21, 2018 9:08 am
Replies: 1
by gabrieles » Thu Jun 21, 2018 8:49 am

How can I search via cli in a user's folder that contain spaces?

I have two calendars, one spaced and one not spaced
zmmailbox -z -m...

1 Replies

96 Views

Last post by phoenix View the latest post
Thu Jun 21, 2018 9:08 am
Fail2Ban on Zimbra 8.8 with Centos 7

Last post by Peter Parker « Thu Jun 21, 2018 8:52 am

by Peter Parker » Thu Jun 21, 2018 8:52 am

Hi guys,

I’m having a multi-server Zimbra environment as follow: 1 LDAP + 2 MTA + 2 MAILBOX + 1 PROXY.

I’m setting Fail2Ban on Zimbra 8.8 with...

0 Replies

93 Views

Last post by Peter Parker View the latest post
Thu Jun 21, 2018 8:52 am
Listing email queue

Last post by gsilva « Wed Jun 20, 2018 3:20 pm
Replies: 2
by gsilva » Wed Jun 20, 2018 12:21 pm

Hello, I would like to know the command for listing the email queue.

Thanks.

2 Replies

165 Views

Last post by gsilva View the latest post
Wed Jun 20, 2018 3:20 pm
Send an email to a non-existing user.

Last post by phoenix « Wed Jun 20, 2018 12:21 pm
Replies: 4
Attachment(s) by Cooller-m » Wed Jun 20, 2018 8:12 am

Hello. I have 8.7.11. And I create domain. Mail server work fine, but when I want send mail to unknown user in my domain, server send mail to user...

4 Replies

193 Views

Last post by phoenix View the latest post
Wed Jun 20, 2018 12:21 pm
Cannot send emails (zimbra on Azure VM) [SOLVED]

Last post by phoenix « Wed Jun 20, 2018 8:58 am
Replies: 11
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by diznpc » Sat Jun 16, 2018 9:35 pm

Hello! I recently installed Zimbra on Microsoft Azure for a project i need to do. The admin panel is working fine and i can receive emails from gmail...
11 Replies

769 Views

Last post by phoenix View the latest post
Wed Jun 20, 2018 8:58 am

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