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Rspamd: A replacement for Spamassassin & Postscreen

Last post by chris_60 « Mon Jun 14, 2021 2:53 pm
Replies: 206
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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...
206 Replies

1361521 Views

Last post by chris_60 View the latest post
Mon Jun 14, 2021 2:53 pm

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Last post

Zimbra 9 - FOSS

Last post by mtk « Wed Jul 28, 2021 6:37 pm
Replies: 62
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by jorgedlcruz » Wed Apr 15, 2020 8:22 am

Hi guys,
Have you seen the unofficial version Beezim has released? It is for RHEL/CentOS, but interesting -

I was looking at how to build your own...
62 Replies

67139 Views

Last post by mtk View the latest post
Wed Jul 28, 2021 6:37 pm
Open Source, an interesting read

Last post by Klug « Fri Jul 09, 2021 8:14 am
Replies: 7
by phoenix » Tue Jul 21, 2020 9:47 am

I somehow seem to have missed this interesting article:

I think there are a few lessons and words of wisdom in there for Synacor but I don't think...

7 Replies

12183 Views

Last post by Klug View the latest post
Fri Jul 09, 2021 8:14 am
Another Letsencrypt method

Last post by JDunphy « Mon Jul 05, 2021 2:11 pm
Replies: 119
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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...
119 Replies

260676 Views

Last post by JDunphy View the latest post
Mon Jul 05, 2021 2:11 pm
A Grafana Dashboard for Zimbra Collaboration

Last post by davidkillingsworth « Thu Apr 08, 2021 4:11 am
Replies: 84
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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,...
84 Replies

197176 Views

Last post by davidkillingsworth View the latest post
Thu Apr 08, 2021 4:11 am
certbot-zimbra v0.2

Last post by JDunphy « Tue Sep 08, 2020 7:53 pm
Replies: 7
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....

7 Replies

42237 Views

Last post by JDunphy View the latest post
Tue Sep 08, 2020 7:53 pm
Zimbra 9 now available - in case anyone missed the blog post

Last post by rholighaus « Tue May 19, 2020 5:06 pm
Replies: 42
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by phoenix » Tue Apr 07, 2020 5:44 pm

Release Notes:

Before anyone asks, there doesn't appear to be an OSS version available (yet?) for download and the new Modern Web App is only...
42 Replies

59770 Views

Last post by rholighaus View the latest post
Tue May 19, 2020 5:06 pm
How to monitor Zimbra using pflogsumm and NET-SNMP-EXTEND

Last post by Lewis-H « Wed Apr 22, 2020 1:24 pm
Replies: 8
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...

8 Replies

41956 Views

Last post by Lewis-H View the latest post
Wed Apr 22, 2020 1:24 pm
CVE-2019-9670 being actively exploited (Hacked Server)

Last post by phoenix « Sun Feb 16, 2020 7:22 am
Replies: 248
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Attachment(s) by maxxer » Wed Apr 03, 2019 2:32 pm

As many repoted on IRC, the latest security bug found in Zimbra is being actively exploited in the wild.

It's easy to find a compromised install...
248 Replies

434666 Views

Last post by phoenix View the latest post
Sun Feb 16, 2020 7:22 am
STARTTLS everywhere

Last post by FredKarno « Thu Jul 11, 2019 12:39 pm
Replies: 7
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...

7 Replies

34706 Views

Last post by FredKarno View the latest post
Thu Jul 11, 2019 12:39 pm
memcached amplification attack

Last post by davidkillingsworth « Thu May 30, 2019 12:12 pm
Replies: 16
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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.
16 Replies

51159 Views

Last post by davidkillingsworth View the latest post
Thu May 30, 2019 12:12 pm
I think I've now seen it all from Synacor/Zimbra

Last post by DualBoot « Mon Aug 02, 2021 1:14 pm
Replies: 3
by phoenix » Thu Jul 29, 2021 4:43 pm

Is it patronising or is it just me?

I've just seen this post on the blog:

Unfortunately it has the following paragraph in it:

There are still...

3 Replies

834 Views

Last post by DualBoot View the latest post
Mon Aug 02, 2021 1:14 pm
host 127.0.0.1[127.0.0.1] refused to talk to me

Last post by mack3457 « Mon Aug 02, 2021 8:50 am
Replies: 2
by mack3457 » Sat Jul 31, 2021 3:30 pm

Hi,

for some reasons I rebooted our mail server with zimbra 8.8.15 this morning, but since then, no more mails are sent.

The error:

Jul 31...

2 Replies

283 Views

Last post by mack3457 View the latest post
Mon Aug 02, 2021 8:50 am
ZCS 9 OSS Patches

Last post by mtk « Thu Jul 29, 2021 3:57 pm
Replies: 24
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by phoenix » Sun Jul 04, 2021 8:25 am

I guess we can kiss goodbye to Synacor providing patches for the OSS ZCS 9 release, yes it's open source but there appears to be no updates to the...
24 Replies

6796 Views

Last post by mtk View the latest post
Thu Jul 29, 2021 3:57 pm
how to whitelist hostname instead of IP address of mx backup on zimbra 8.8.15?

Last post by ingenetic « Thu Jul 29, 2021 7:12 am

by ingenetic » Thu Jul 29, 2021 7:12 am

hi all,
As seen on title , how to whitelist hostname instead of IP address of mx backup on zimbra 8.8.15 ?
i've try to add the ip address of my...

0 Replies

311 Views

Last post by ingenetic View the latest post
Thu Jul 29, 2021 7:12 am
Patch Reminder

Last post by BradC « Wed Jul 28, 2021 4:28 pm
Replies: 6
by gbillat » Tue Jul 27, 2021 9:43 pm

Nothing is more important to Zimbra than security. Zimbra addressed noted vulnerabilities in prior patches and urged customers to review their server...

6 Replies

820 Views

Last post by BradC View the latest post
Wed Jul 28, 2021 4:28 pm
Problem accessing ZCS upstream server. Cannot connect to the ZCS upstream server. Connection is refused.

Last post by davidkillingsworth « Wed Jul 28, 2021 1:27 pm
Replies: 3
by davidkillingsworth » Tue Jul 06, 2021 5:17 am

HTTP ERROR 502
Problem accessing ZCS upstream server. Cannot connect to the ZCS upstream server. Connection is refused.
Possible reasons:

upstream...

3 Replies

786 Views

Last post by davidkillingsworth View the latest post
Wed Jul 28, 2021 1:27 pm
HTTP ERROR 502 Problem accessing ZCS upstream server

Last post by davidkillingsworth « Wed Jul 28, 2021 1:26 pm
Replies: 6
by mgarservers » Sun Jul 29, 2018 1:04 am

Hello,
I have a Zimbra server 8.7.11 GA Release (Open Source version) Ubuntu 16.04 LTS.
The server has been working well for about a year but lately...

6 Replies

17164 Views

Last post by davidkillingsworth View the latest post
Wed Jul 28, 2021 1:26 pm
Email Missing.

Last post by 7224jobe « Wed Jul 28, 2021 8:47 am
Replies: 1
by abckdc » Wed Jul 28, 2021 7:04 am

Hello All,

I am missing some mails. The logs suggest that the mail has been delivered to Junk Folder. But the mail is not there. Upon further...

1 Replies

386 Views

Last post by 7224jobe View the latest post
Wed Jul 28, 2021 8:47 am
Starting policyd...failed.

Last post by king0770 « Tue Jul 27, 2021 2:29 pm
Replies: 1
by sieutocviet » Tue Jul 27, 2021 8:21 am

zmprov ms `zmhostname` zimbraCBPolicydCheckSPFEnabled TRUE
zmcbpolicydctl restart
zmcbpolicydctl restart
Stopping policyd...policyd is not running....

1 Replies

613 Views

Last post by king0770 View the latest post
Tue Jul 27, 2021 2:29 pm
How Can I Set the SameSite Cookie Attribute? (New Security Requirement for Google Chrome)

Last post by rokoyato « Tue Jul 27, 2021 8:28 am
Replies: 9
by DaveSmash » Tue Aug 18, 2020 8:26 pm

I use an IFrame to display the zimbra webmail portal within another web application. Recently, this stopped working in new versions of Google Chrome,...

9 Replies

8555 Views

Last post by rokoyato View the latest post
Tue Jul 27, 2021 8:28 am
Network Modules NG - Restore error (JSONException: JSONObject[config] is not a JSONArray)...

Last post by Klug « Mon Jul 26, 2021 12:44 pm
Replies: 1
by DavidMerrill » Sun Jul 25, 2021 2:21 pm

I've run into an odd error doing mailbox restores from one server to another (we have a client who's moving from a dedicated Zimbra server to one...

1 Replies

695 Views

Last post by Klug View the latest post
Mon Jul 26, 2021 12:44 pm
Read mail marked as unread, deleted mail shows up again

Last post by Labsy « Sun Jul 25, 2021 8:22 am

by Labsy » Sun Jul 25, 2021 8:22 am

Hi,

It looks like my latest update within the branch 8.8.15 (now it is 8.8.15_GA_4059.FOSS) broke some IMAP mail handling. A week ago one customer...

0 Replies

615 Views

Last post by Labsy View the latest post
Sun Jul 25, 2021 8:22 am
Zimbra 9 on Ubuntu 20.04

Last post by tom11011 « Sat Jul 24, 2021 6:28 pm
Replies: 8
by tom11011 » Sat Jun 26, 2021 1:06 am

Hi Group,

I have to get my zimbra 8.8.15 off of Centos 6. I have been coming up to speed on the issues of version 9 open source.

Question, since v9...

8 Replies

2323 Views

Last post by tom11011 View the latest post
Sat Jul 24, 2021 6:28 pm
554 5.7.1 Client host rejected: Access denied (in reply to RCPT TO command))

Last post by nuc_infra « Sat Jul 24, 2021 8:59 am
Replies: 3
by tema_mogilev » Fri Apr 12, 2019 12:37 pm

Hello to all! Please, help me find a solution...
I have a problem with sending mail to external servers, in local network sending good.
Config:...

3 Replies

2734 Views

Last post by nuc_infra View the latest post
Sat Jul 24, 2021 8:59 am
Control Spamming activity on existing server and Migration to new parallel server

Last post by nuc_infra « Sat Jul 24, 2021 8:08 am
Replies: 3
by nuc_infra » Thu Jul 22, 2021 12:57 pm

Need following help:

Request 1:
I have my old server xyz.in on Linode (cloud) instance and has old versions Zimbra 8.0 on Ubuntu 12. I have about...

3 Replies

775 Views

Last post by nuc_infra View the latest post
Sat Jul 24, 2021 8:08 am

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