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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

73118 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 phoenix « Tue Nov 13, 2018 4:46 pm
Replies: 179
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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...
179 Replies

248642 Views

Last post by phoenix View the latest post
Tue Nov 13, 2018 4:46 pm

Topics

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Zimbra OSS users: Your help is needed to improve security

Last post by phoenix « Thu Feb 07, 2019 6:26 pm

by phoenix » Thu Feb 07, 2019 6:26 pm

Currently only the NE version of Zimbra is the only one to have 2FA, the OSS version is left out in the cold (as usual, IMO).

If you would like to...

0 Replies

291 Views

Last post by phoenix View the latest post
Thu Feb 07, 2019 6:26 pm
STARTTLS everywhere

Last post by spoole « Sat Feb 02, 2019 4:03 am
Replies: 6
by phoenix » Sat Jun 30, 2018 9:38 am

Following on from their success with Let's Encrypt (and certbot) the Electronic Frontier Foundation have launched an initiative to get all mail...

6 Replies

3946 Views

Last post by spoole View the latest post
Sat Feb 02, 2019 4:03 am
certbot-zimbra v0.2

Last post by maxxer « Fri Feb 01, 2019 6:14 pm
Replies: 3
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....

3 Replies

7248 Views

Last post by maxxer View the latest post
Fri Feb 01, 2019 6:14 pm
Another Letsencrypt method

Last post by JDunphy « Thu Jan 31, 2019 3:50 pm
Replies: 91
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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...
91 Replies

59265 Views

Last post by JDunphy View the latest post
Thu Jan 31, 2019 3:50 pm
How to monitor Zimbra using pflogsumm and NET-SNMP-EXTEND

Last post by jepy « Wed Jan 23, 2019 3:10 am
Replies: 6
Attachment(s) 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...

6 Replies

8914 Views

Last post by jepy View the latest post
Wed Jan 23, 2019 3:10 am
A Grafana Dashboard for Zimbra Collaboration

Last post by jasggomes « Mon Nov 26, 2018 11:17 am
Replies: 66
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Attachment(s) 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,...
66 Replies

36901 Views

Last post by jasggomes View the latest post
Mon Nov 26, 2018 11:17 am
memcached amplification attack

Last post by PiJToo « Wed Jul 25, 2018 4:00 pm
Replies: 14
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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.
14 Replies

9459 Views

Last post by PiJToo View the latest post
Wed Jul 25, 2018 4:00 pm
Issue with Multi-Master LDAP Servers

Last post by vnngoanhtuan « Fri Feb 22, 2019 4:37 am
Replies: 2
by vnngoanhtuan » Wed Feb 20, 2019 9:35 am

Hi All,

Model: 02 master ldap server.
- Master ldap server 01: zimbra-ldap.mydomain.com
- Master ldap server 02: zimbra-ldap2.mydomain.com...

2 Replies

218 Views

Last post by vnngoanhtuan View the latest post
Fri Feb 22, 2019 4:37 am
[Solved] Upgrade and New Install 8.8.5 Web Stops Responding

Last post by gsanher84 « Fri Feb 22, 2019 12:17 am
Replies: 29
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Attachment(s) by verticon » Tue Jan 02, 2018 6:16 pm

I am running two 8.8.5 servers - one is an upgrade and one is a new installation. Both seem to have a high CPU load and then the web mail login...
29 Replies

6102 Views

Last post by gsanher84 View the latest post
Fri Feb 22, 2019 12:17 am
/opt/zimbra/bin/zmjava: line 56: /bin/java: No such file or directory

Last post by xenhaxumus « Thu Feb 21, 2019 10:11 pm

by xenhaxumus » Thu Feb 21, 2019 10:11 pm

Hello, I have the following error in zimbra ( /opt/zimbra/bin/zmjava: line 56: /bin/java: No such file or directory) that does not allow me to make...

0 Replies

118 Views

Last post by xenhaxumus View the latest post
Thu Feb 21, 2019 10:11 pm
CentOS new kernel

Last post by rsaeks « Thu Feb 21, 2019 9:17 pm
Replies: 3
by 181874 » Fri Feb 15, 2019 5:55 am

Dear community,

I am using Zimbra OSE now for 2 year - always the newest version - installed on a CentOS 7 vSphere VM.
Yesterday I tried to update...

3 Replies

325 Views

Last post by rsaeks View the latest post
Thu Feb 21, 2019 9:17 pm
ClamAV marks GPG mails as UNCHECKED

Last post by Boi « Thu Feb 21, 2019 5:18 pm

by Boi » Thu Feb 21, 2019 5:18 pm

Hey guys.

I'm running Zimbra 8.8.11 and I'm sending quite a lot of PGP mails. Almost every PGP mail has an attachment (public key of the partner)....

0 Replies

70 Views

Last post by Boi View the latest post
Thu Feb 21, 2019 5:18 pm
Ajax UI fails in Edge, works in Chrome, all users

Last post by jeastman « Thu Feb 21, 2019 2:51 pm
Replies: 12
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by Matt Drown » Mon Feb 11, 2019 3:34 am

A few patches back (couple months), I upgraded and noticed that Edge AJAX ui stopped working. I figured it would clean up with another patch, which...
12 Replies

1481 Views

Last post by jeastman View the latest post
Thu Feb 21, 2019 2:51 pm
How do you improve SpamAssassin?

Last post by pup_seba « Wed Feb 20, 2019 9:00 pm
Replies: 3
by BharathS » Wed Feb 20, 2019 4:13 pm

Hi All,

Suddenly my domain is facing some spoofing attacks on my users, receiving mail from my own domain, I have SPF enabled, i just find it very...

3 Replies

451 Views

Last post by pup_seba View the latest post
Wed Feb 20, 2019 9:00 pm
Unexpected system generated folders after export

Last post by akmvq « Wed Feb 20, 2019 8:52 pm

by akmvq » Wed Feb 20, 2019 8:52 pm

Hi All,

I am attempting to export a users mailbox for migration. Currently, I'm using the REST API to systematically pull the mailbox onto the file...

0 Replies

216 Views

Last post by akmvq View the latest post
Wed Feb 20, 2019 8:52 pm
Basic architecture

Last post by Matt Drown « Wed Feb 20, 2019 8:40 pm
Replies: 1
by tim » Wed Feb 20, 2019 2:42 pm

Hello gentlemen.

Question on possible solution architecture.
We are studying version 8.8.11 GA, FOSS.
Please tell me if any of the versions of the...

1 Replies

144 Views

Last post by Matt Drown View the latest post
Wed Feb 20, 2019 8:40 pm
Open/View xml attachment error - XML Parsing Error: no root element found

Last post by stickman19 « Wed Feb 20, 2019 5:48 pm
Replies: 1
Attachment(s) by paranatex » Wed Oct 03, 2018 5:00 pm

Hi all,

Our ZCS have a problem when the user clicks on XML attached files in messages (like invoices file) geting an error in browser (attachment...

1 Replies

436 Views

Last post by stickman19 View the latest post
Wed Feb 20, 2019 5:48 pm
Issue with Multi-Master LDAP Servers

Last post by vnngoanhtuan « Wed Feb 20, 2019 9:22 am

by vnngoanhtuan » Wed Feb 20, 2019 9:22 am

Hi All,

Model: 02 master ldap server.
- Master ldap server 01: zimbra-ldap.mydomain.com
- Master ldap server 02: zimbra-ldap2.mydomain.com...

0 Replies

99 Views

Last post by vnngoanhtuan View the latest post
Wed Feb 20, 2019 9:22 am
.zdb file size limit in Outlook with ZCO; any workarounds?

Last post by Klug « Wed Feb 20, 2019 9:11 am
Replies: 1
by mattg1 » Tue Feb 19, 2019 8:26 pm

Hello. With Outlook in Windows, the max usable size for a .pst file is ~50GB. Is the .zdb file subject to the same limitation? (It seems to be.) If...

1 Replies

148 Views

Last post by Klug View the latest post
Wed Feb 20, 2019 9:11 am
remote authenticated MTA

Last post by palarad@bberry.it « Tue Feb 19, 2019 10:48 pm

by palarad@bberry.it » Tue Feb 19, 2019 10:48 pm

Hi all,
is there a way to setup a remote authenticated MTA (RTA) in Zimbra 8.8.11?
This guide doesn't work:

Thanks,
Daniele

0 Replies

31 Views

Last post by palarad@bberry.it View the latest post
Tue Feb 19, 2019 10:48 pm
Change default sender account

Last post by palarad@bberry.it « Tue Feb 19, 2019 10:42 pm

by palarad@bberry.it » Tue Feb 19, 2019 10:42 pm

Hi all,
is there a way to send e-mail from external added account?
steps:
-create account in local domain (like mike@domain.local )
-add external...

0 Replies

29 Views

Last post by palarad@bberry.it View the latest post
Tue Feb 19, 2019 10:42 pm
warning: TLS library problem: error:1408F119:SSL routines:SSL3_GET_RECORD:decryption failed or bad record mac:s3_pkt.c:5

Last post by DualBoot « Tue Feb 19, 2019 3:10 pm
Replies: 1
by zgokan » Tue Feb 19, 2019 1:30 pm

Hello
I get an error as follows. Client Outlook 2010.

warning: TLS library problem: error:1408F119:SSL...

1 Replies

142 Views

Last post by DualBoot View the latest post
Tue Feb 19, 2019 3:10 pm
Is it possible to replication Zimbra LDAP with another LDAP Server?

Last post by DualBoot « Tue Feb 19, 2019 2:37 pm
Replies: 3
by wodel » Tue Feb 19, 2019 12:46 pm

Hi,

Is it possible to create a master/master or master/slave replication between Zimbra LDAP and another LDAP server openldap for example?

Regards.

3 Replies

154 Views

Last post by DualBoot View the latest post
Tue Feb 19, 2019 2:37 pm
Migration Tool for Zimbra 8.8.11

Last post by lokesh.v « Tue Feb 19, 2019 11:07 am
Replies: 8
by lokesh.v » Mon Feb 04, 2019 7:56 am

Hi All,
Currently I am using the Zimbra Collaboration opensource 8.7.7 and for this version I am using the Zextras Migration Tool 2.4.11 to till date...

8 Replies

609 Views

Last post by lokesh.v View the latest post
Tue Feb 19, 2019 11:07 am
DKIM fails when email signature is activated

Last post by 181874 « Tue Feb 19, 2019 5:42 am

by 181874 » Tue Feb 19, 2019 5:42 am

Dear team,

I am using Zimbra OCS (current version) but having an issue currently:
I have activated DKIM a few months ago which works so far BUT just...

0 Replies

22 Views

Last post by 181874 View the latest post
Tue Feb 19, 2019 5:42 am

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