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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

21936 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 bunny « Thu Apr 12, 2018 11:48 pm
Replies: 149
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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...
149 Replies

89252 Views

Last post by bunny View the latest post
Thu Apr 12, 2018 11:48 pm

Topics

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Another Letsencrypt method

Last post by JDunphy « Sun Apr 08, 2018 4:46 pm
Replies: 66
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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...
66 Replies

23015 Views

Last post by JDunphy View the latest post
Sun Apr 08, 2018 4:46 pm
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

2294 Views

Last post by GlooM View the latest post
Mon Mar 05, 2018 8:43 am
A Grafana Dashboard for Zimbra Collaboration

Last post by jasggomes « Fri Feb 16, 2018 8:47 am
Replies: 53
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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,...
53 Replies

12460 Views

Last post by jasggomes View the latest post
Fri Feb 16, 2018 8:47 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

2157 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

2003 Views

Last post by jorgedlcruz View the latest post
Sun Sep 10, 2017 10:14 am
INBOX mails not show in AJAX web client, But shows in HTML

Last post by thameera « Fri Apr 20, 2018 3:35 am

by thameera » Fri Apr 20, 2018 3:35 am

Hi All,

I have installed 8.8.5 on Ubuntu 16 and Some users have very strange issue. When they login to the Mail web client (AJAX Version) it shows...

0 Replies

15 Views

Last post by thameera View the latest post
Fri Apr 20, 2018 3:35 am
Are there any additional options for spam prevention?

Last post by ccelis5215 « Thu Apr 19, 2018 10:09 pm
Replies: 6
by amnesia » Mon Apr 16, 2018 4:36 pm

I've read and implemented everything listed in the wiki here:

I am still getting a lot of very obvious spam. I never get spam on Gmail, my...

6 Replies

400 Views

Last post by ccelis5215 View the latest post
Thu Apr 19, 2018 10:09 pm
Auto-complete by e-mail address in To: field of webmail

Last post by racerock « Thu Apr 19, 2018 6:04 pm
Replies: 3
by jd603 » Mon Apr 16, 2018 3:29 am

Currently only typing the persons name brings up an address, this is not ideal. People should be able to auto complete by domain name so it's easy to...

3 Replies

248 Views

Last post by racerock View the latest post
Thu Apr 19, 2018 6:04 pm
Problem with sending mail from Zimbra Webapp

Last post by Klug « Thu Apr 19, 2018 4:25 pm
Replies: 1
by amteksrl » Thu Apr 19, 2018 3:07 pm

Good morning,

We have a problem with sending mail from Zimbra.

We are currently on Zimbra 8.8.6_GA_1906 on Ubuntu 16.04.

We can't send mail from...

1 Replies

62 Views

Last post by Klug View the latest post
Thu Apr 19, 2018 4:25 pm
Changing URL for Admin Console in web client

Last post by cuoz « Thu Apr 19, 2018 4:11 pm

by cuoz » Thu Apr 19, 2018 4:11 pm

I have a new multi-server setup running 8.8.8 patch 1. The ldap and mailbox servers are on private lan and a private domain. Proxy and MTA servers...

0 Replies

54 Views

Last post by cuoz View the latest post
Thu Apr 19, 2018 4:11 pm
unknown document: ZxChatRequest popup on webmail

Last post by cuoz « Thu Apr 19, 2018 3:38 pm
Replies: 1
Attachment(s) by rocklee44 » Thu Apr 19, 2018 7:59 am

Hi all,
My environment : Release 8.8.8_GA_2009.RHEL7_64_20180322150747 RHEL7_64 FOSS edition (open source edition) + CentOS 7 + Active Directory....

1 Replies

42 Views

Last post by cuoz View the latest post
Thu Apr 19, 2018 3:38 pm
Server IP Exclusion for Enforcing a Match Between...

Last post by DualBoot « Thu Apr 19, 2018 3:23 pm
Replies: 5
by ckcheong79 » Thu Apr 19, 2018 4:44 am

My Zimbra Version Zimbra 8.8.5GA.FOSS

Dear Friends of Zimbra,

I have implemented this features, it is a cold security improvement for spam filter....

5 Replies

171 Views

Last post by DualBoot View the latest post
Thu Apr 19, 2018 3:23 pm
LDAP filter for GAL external Active Directory to exclude admins group

Last post by Jordack « Thu Apr 19, 2018 12:47 pm
Replies: 2
by gibengy » Mon Mar 26, 2018 10:24 am

Hi, I'm trying to set up external active directory GAL on zimbra 8.8.7; My current working filter is...

2 Replies

219 Views

Last post by Jordack View the latest post
Thu Apr 19, 2018 12:47 pm
e-mail account restore procedure(open source)

Last post by DualBoot « Thu Apr 19, 2018 12:42 pm
Replies: 2
by Rambabu » Tue Apr 17, 2018 11:30 am

One of our users e-mail account has been deleted automatically from zimbra server.As observed that even the e-mail account was deleted from the...

2 Replies

166 Views

Last post by DualBoot View the latest post
Thu Apr 19, 2018 12:42 pm
Secure cookies in http mode

Last post by DualBoot « Thu Apr 19, 2018 12:36 pm
Replies: 2
by abatie » Thu Oct 12, 2017 12:45 am

I'm playing with a development cluster (8.7.11_GA_1854_RHEL7_64) and trying to set it to http mode for testing. I seem to be able to get it into http...

2 Replies

495 Views

Last post by DualBoot View the latest post
Thu Apr 19, 2018 12:36 pm
ldap - unknown GAL op

Last post by sirio81 « Thu Apr 19, 2018 12:22 pm
Replies: 5
by sirio81 » Thu Apr 19, 2018 7:42 am

Hi all, I notice this error in my mailbox.log

2018-04-19 06:26:34,017 WARN [ScheduledTask-1]...

5 Replies

122 Views

Last post by sirio81 View the latest post
Thu Apr 19, 2018 12:22 pm
help with senderscore reputation

Last post by fferraro87 « Thu Apr 19, 2018 10:21 am

by fferraro87 » Thu Apr 19, 2018 10:21 am

Hi,

i've some problem with a zimbra mail server, i've senderscore around 60/70 because of these two parameters :

1) Complaints
2) Unknown Users...

0 Replies

50 Views

Last post by fferraro87 View the latest post
Thu Apr 19, 2018 10:21 am
Can not login to Ajax web client

Last post by DualBoot « Thu Apr 19, 2018 7:48 am
Replies: 1
by tminh » Thu Apr 19, 2018 3:46 am

I update to ZCS 8.8.8 lastweek, and I can not login to Web client using Ajax interface (html is normal). It keep stuck at "Loading..."

I...

1 Replies

66 Views

Last post by DualBoot View the latest post
Thu Apr 19, 2018 7:48 am
Cannot find spam and nonspam accounts - Possible to recreate them ?

Last post by ssanudas « Thu Apr 19, 2018 6:35 am
Replies: 4
by nirg » Sun Oct 15, 2006 2:07 am

Hi, The 2 accounts for spam and ham learning which are created upon installation are missing in mine. I think I might have erased them, not knowing...

4 Replies

243 Views

Last post by ssanudas View the latest post
Thu Apr 19, 2018 6:35 am
High cpu load for java process after upgrade to 8.8.6

Last post by donguru « Wed Apr 18, 2018 6:43 pm
Replies: 9
by sarge » Sun Mar 18, 2018 4:17 pm

HI,
After upgrade from 8.6.0 to Zimbra 8.8.6_GA_1906(Community), there were problems with CPU.
My system:
VM Centos 6 x64 on VMWare esxi 5.5
4vCPU...

9 Replies

594 Views

Last post by donguru View the latest post
Wed Apr 18, 2018 6:43 pm
Too much pings per second

Last post by plagoutte « Wed Apr 18, 2018 5:40 pm

by plagoutte » Wed Apr 18, 2018 5:40 pm

Hello world,

I'm hosting a Zimbra Collaboration server on my virtual server. Today, my host send me an email to tell me that my server reached 90...

0 Replies

55 Views

Last post by plagoutte View the latest post
Wed Apr 18, 2018 5:40 pm
use http has cookie issue after change web proxy mode to both

Last post by daniele.antolini « Wed Apr 18, 2018 2:41 pm
Replies: 2
by alexchenx » Thu Dec 21, 2017 2:38 am

Because of some network issue by my government, I can't access my mail server by https now, so I want to change proxy mode to only http or both, when...

2 Replies

202 Views

Last post by daniele.antolini View the latest post
Wed Apr 18, 2018 2:41 pm
Stopping zimlet webapp... takes 10-15 minutes

Last post by PaperAdvocate « Wed Apr 18, 2018 6:03 am
Replies: 2
by PaperAdvocate » Wed Dec 06, 2017 1:07 am

When shutting Zimbra down either via a system reboot or "zmcontrol stop", the process hangs at "stopping zimlet webapp" for 10-15...

2 Replies

358 Views

Last post by PaperAdvocate View the latest post
Wed Apr 18, 2018 6:03 am
Compress Blobs

Last post by racerock « Wed Apr 18, 2018 5:46 am

by racerock » Wed Apr 18, 2018 5:46 am

Simple question,,

1) Compress Blobs in Volumes, is it supported in OSE version of Zimbra ?
Its in the Gui,and can be toggled on ...
I looked at...

0 Replies

78 Views

Last post by racerock View the latest post
Wed Apr 18, 2018 5:46 am
SMTP Relay for particular ip's

Last post by akshaymau « Tue Apr 17, 2018 8:55 pm
Replies: 9
by DMRDave » Fri Mar 10, 2006 1:52 pm

Hi. I'm trying to allow smtp relay for one ip address. I've edited the main.cf file in /opt/zimbra/postfix/conf. Once i add the ip to...

9 Replies

956 Views

Last post by akshaymau View the latest post
Tue Apr 17, 2018 8:55 pm

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